January Weather in Rzeszow, Poland

Last updated: August 27, 2025

January in Rzeszów, Poland, presents a chilly yet fascinating winter landscape, with temperatures ranging from a brisk -23°C (-8°F) at night to a maximum of 10°C (49°F) during the day. The month averages around -1°C (30°F), creating a frosty atmosphere that often feels even colder due to the high humidity levels of 91%. With 44 mm (1.7 in) of precipitation over approximately 11 days, residents can expect both snow and rain, adding to the season's enchanting beauty. This mix of conditions offers a unique winter experience, perfect for those who appreciate the charm of colder months in Poland.

January Temperature in Rzeszow

In Rzeszów, Poland, January temperatures plunge to a minimum of -23°C (-8°F), making this the coldest month of the year. The average temperature hovers around -1°C (30°F), while highs can reach up to 10°C (49°F), presenting a stark contrast that makes winter's grip feel less severe during the day. As winter fades into February, a slight warming trend begins with lows around -19°C (-1°F) and average temperatures creeping up to 1°C (34°F). Interestingly, the variability in temperatures sets the stage for the upcoming months. By March, while still chilly, the arrival of spring begins, showcasing a notable increase in high temperatures, soaring to 20°C (69°F). This gradual ascent continues into April and May, where the region experiences an impressive swing from frosty mornings to sun-kissed afternoons, hinting at the vibrant warm season just around the corner. Overall, Rzeszów's January chill marks the peak of winter, vital for appreciating the slow and beautiful transition into spring.

January Weather in Rzeszow: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rzeszow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rzeszow, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec303339495767686859514234
Data source: Temperature data for Rzeszow generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Rzeszow

January in Rzeszów, Poland, ushers in a frosty ambience with an average precipitation of 44 mm (1.7 in) occurring over 11 days. This marks a transition from the previous month, as February sees a notable increase in precipitation to 61 mm (2.4 in) across 13 days. While January's precipitation lays the groundwork for the year, it sets the stage for spring's arrival, where moisture levels steadily rise in the following months. As winter gives way to the lushness of spring, May noticeably peaks with 109 mm (4.3 in) of rain over 17 days, underscoring the region's seasonal shift and increased rainfall patterns that define the warmer months.

January Precipitation Trends in Rzeszow

The chart displays monthly precipitation patterns in Rzeszow, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Rzeszow, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec44614856109911128987775366
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Rzeszow

In Rzeszow, Poland, January is marked by a notably high humidity level of 91%, setting the tone for a damp winter. This trend continues into December, which also sees humidity at 91%. As winter transitions to spring, a gradual decline in humidity occurs, with February and March reporting 88% and 86%, respectively. By April, humidity dips further to 77%, and this trend of decreasing moisture persists into the warmer months, plummeting to its lowest in July at 63%. Interestingly, as autumn rolls back around, humidity begins to creep up again, peaking at 90% in November and rising slightly to 85% in October. Overall, Rzeszow experiences a clear cycle of high humidity in winter and fall, contrasted by drier conditions in the summer, creating a dynamic and fluctuating climate throughout the year.

January Average Humidity in Rzeszow

This chart illustrates the average monthly humidity levels in Rzeszow, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Rzeszow is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%88%86%77%69%69%63%59%69%85%90%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Rzeszow

In January, Rzeszow experiences a relatively low UV Index of 2, translating to a burn time of 45 minutes under the sun. This trend continues into February, maintaining the same index and exposure category. However, as spring approaches, the UV Index begins to rise; March sees a moderate shift to 4, reducing the burn time to 30 minutes. By April and May, the index escalates to 6 and 7 respectively, indicating high levels of UV exposure and a quicker burn time of 25 minutes. The summer months of June and July peak with a very high index of 8, where one should take care to limit sun exposure to just 15 minutes. This pattern gently eases into August and September, where the index settles back at 7 and 6, reintroducing a burn time of 25 minutes. As the year winds down, October offers a respite with a moderate index of 4, while November and December return to low levels, with 2 and 1, respectively, and a burn time extending back to 45 minutes. For detailed insights on UV levels throughout the year, check the Rzeszow UV Index.

Maximum UV Index Levels in Rzeszow for January

The chart shows the monthly maximum UV Index (UVI) for Rzeszow in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Rzeszow typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Rzeszow January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Rzeszow

Rzeszów, Poland, experiences a notable evolution in sunshine hours as the year progresses. January starts off with just 139 hours of sunlight, casting a chilly but hopeful light on the winter landscape. As we move into February, this figure rises to 185 hours, hinting at the gradual arrival of spring. By March, sunshine intensifies significantly, boasting 276 hours, a clear sign that brighter days are ahead. The warmth continues to build with April registering 325 hours, and by May, the city basks in 370 hours of sunlight, setting the stage for summer. June reaches a peak of 400 hours, with July slightly exceeding this at 414 hours, creating the sunniest period of the year. As summer wanes in August, sunshine hours gently decrease to 390, giving way to the colorful fall. Even in September, with 304 hours, the sunny charm persists, before the shorter days of autumn settle in, reducing sunlight to 256 hours in October and sliding down to 144 hours by December. This clear trend illustrates Rzeszów’s spectrum of light, where longer days signify warmth and vibrancy, while the winter months beckon a reflective stillness.

Monthly Sunshine Duration in Rzeszow: January Highlighted

The January sunshine duration represents the total number of hours Rzeszow experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec139h185h276h325h370h400h414h390h304h256h205h144h
Data source: Rzeszow January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rzeszow During January

In Rzeszow, Poland, the likelihood of sunny weather in January is relatively low, with only a 21% chance of sunshine. This sets a tone of anticipation for the months to come, as the trend of increasing sun exposure becomes apparent. By February, the chance rises to 27%, and it continues to climb steadily, reaching 32% in March and 39% by April. This progression highlights a clear shift toward brighter days as winter gives way to spring. Interestingly, although June boasts the highest likelihood of sunshine at 48%, the overall pattern indicates that Rzeszow experiences a gradual transition to sunnier skies as the year unfolds, making those crisp January days feel all the more precious.

Percentage of Sunny Days in January in Rzeszow

The chart illustrates the percentage of sunny days in Rzeszow throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Rzeszow experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%27%32%39%36%48%38%34%34%51%32%17%
Data source: Rzeszow January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rzeszow in January

In Rzeszów, Poland, the daylight duration undergoes a noticeable transformation throughout the year. In January, residents enjoy only 8 hours of daylight, setting the stage for the gradual lengthening of days as winter gives way to spring. By February, this increases to 10 hours, and as March arrives, daylight stretches to 11 hours. Come April, spring is in full swing with 13 hours of sunlight, while May bathes the city in 15 hours of golden light. The peak arrives in June, where daylight extends to a generous 16 hours, creating long, vibrant days. However, as summer wanes, the sun begins to retreat, and by July it offers 15 hours, followed by a gradual decrease in August to 14 hours. The departure of summer signals a shift, with daylight dropping to 12 hours in September and further to 10 hours in October. The cycle continues into the colder months, with November providing just 9 hours, and returning to 8 hours in December, highlighting the fascinating interplay between daylight and the seasons in this charming Polish city.

Average Daylight Hours in Rzeszow for January

The chart illustrates the variation in daylight duration in Rzeszow throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 35m10h 4m11h 55m13h 48m15h 26m16h 17m15h 50m14h 22m12h 33m10h 41m9h8h 7m
Data source: Rzeszow daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Rzeszow

In January, Rzeszow experiences a brisk average wind speed of 4.0 m/s (9 mph), setting the tone for the month as one of the windiest of the year. This invigorating breeze is a prelude to February, which sees a slight uptick to 4.3 m/s (10 mph), making it the windiest month. As winter transitions into spring, the winds begin to calm, dropping to 3.4 m/s (8 mph) in March and stabilizing around 3.6 m/s (8 mph) in April. Interestingly, May brings a resurgence back to 4.0 m/s (9 mph), only to cool down to the gentler breezes of summer, where June through August averages around 2.7 m/s (6 mph). As autumn approaches, wind speeds rise again, hovering around 3.2 to 4.0 m/s (7 to 9 mph) from September to November, painting a picture of seasonal variation that keeps Rzeszow’s climate intriguing and ever-changing.

Average January Wind Speed in Rzeszow

The chart displays monthly wind speed patterns in Rzeszow, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.0 m/s4.33.43.64.02.62.72.93.24.04.03.9
Data source: Rzeszow January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Rzeszow Compares to Other Months

Weather in Rzeszow varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Rzeszow, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing January and February weather, February tends to be slightly milder overall. January sees minimal temperatures dropping as low as -23°C (-8°F) and an average temperature of -1°C (30°F), while February has a minimum temperature of -19°C (-1°F) and an average of 1°C (34°F). Additionally, February experiences more precipitation, totaling 61 mm (2.4 in) over 13 days compared to January's 44 mm (1.7 in) over 11 days. Humidity levels remain high in both months, with January at 91% and February slightly lower at 88%. For more detailed information, you can check Rzeszow weather in February.

In January, temperatures in Rzeszow can be quite severe, with a minimum of -23°C (-8°F) and an average of -1°C (30°F), peaking at just 10°C (49°F). The month experiences significant humidity at 91% and sees precipitation totaling 44 mm (1.7 in) over about 11 days. In contrast, March brings a noticeable warming trend, where the minimum temperature remains similar at -22°C (-7°F), but the average rises to a milder 4°C (39°F) and can reach up to 20°C (69°F). While precipitation slightly increases to 48 mm (1.9 in), it still falls over the same number of days, 11, and the humidity drops to 86%. For more details on the weather in Rzeszow during March, check Rzeszow weather in March.

January and April in Rzeszow present contrasting weather patterns. January typically sees frigid temperatures, with averages hovering around -1°C (30°F) and a chilling minimum of -23°C (-8°F). The month also experiences high humidity levels at 91%, contributing to the cold and damp feel, alongside 44 mm (1.7 in) of precipitation over 11 days. In contrast, April offers a significant warming trend, with average temperatures rising to 9°C (49°F) and daytime highs reaching up to 27°C (80°F). Although April sees slightly higher precipitation at 56 mm (2.2 in) over just 9 days, the overall humidity reduces to a more comfortable 77%. This shift marks a clear transition from the harsh winter chill of January to the more temperate spring conditions of April. For more details, visit Rzeszow weather in April.

In January, Rzeszow experiences harsh winter temperatures, with a minimum of -23°C (-8°F) and an average temperature around -1°C (30°F). The weather is characterized by high humidity levels of 91% and about 11 days of precipitation totaling 44 mm (1.7 in). In stark contrast, May brings a significant warming trend, with temperatures ranging from a minimum of -2°C (29°F) to a comfortable maximum of 29°C (84°F). During this month, the average temperature rises to 14°C (57°F), and while there is more precipitation at 109 mm (4.3 in) over 17 days, humidity levels drop to a more pleasant 69%. For a detailed look at Rzeszow's weather in May, check out Rzeszow weather in May.

The weather in January and June presents a stark contrast, reflecting the shift from winter to summer. In January, temperatures can plummet as low as -23°C (-8°F), with an average of -1°C (30°F) and a maximum of only 10°C (49°F). The month is characterized by high humidity at 91% and around 44 mm of precipitation over 11 days. Conversely, June brings a significant warm-up, with minimum temperatures of 5°C (41°F) and maximums soaring to 35°C (95°F), resulting in an average of 19°C (67°F). Precipitation also increases, totaling 91 mm (3.6 in) over 15 days, but humidity drops to a more comfortable 69%. For more details about the weather in June, you can refer to this link: Rzeszow weather in June.

The weather in January starkly contrasts with that of July in Rzeszow. In January, temperatures can plummet as low as -23°C (-8°F), with an average temperature of -1°C (30°F) and occasional highs reaching 10°C (49°F). The month sees a significant amount of precipitation, totaling 44 mm (1.7 in) over 11 days, accompanied by a high humidity level of 91%. Conversely, July brings warmth and liveliness, with temperatures ranging from a minimum of 8°C (46°F) to an average of 20°C (68°F) and peaks that can reach up to 35°C (95°F). This summer month experiences more precipitation, totaling 112 mm (4.4 in) across 17 days, but with a considerably lower humidity level of 63%. For more details on the warm and vibrant weather, visit Rzeszow weather in July.

In January, the weather is marked by frigid temperatures, with lows dipping as low as -23°C (-8°F) and an average temperature around -1°C (30°F). The month experiences high humidity at 91%, contributing to the chill, and sees about 44 mm (1.7 in) of precipitation over 11 days. In stark contrast, August offers a much milder climate, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 35°C (95°F) and an average of 20°C (68°F). Rainfall increases to 89 mm (3.5 in) spread over 13 days, while humidity drops to 59%, creating a more comfortable atmosphere. For a detailed look at weather conditions in August, visit Rzeszow weather in August.

January and September present two distinctly different weather experiences. In January, temperatures can plummet as low as -23°C (-8°F), with an average of -1°C (30°F) and a maximum of 10°C (49°F). This cold month sees high humidity levels at 91%, along with 44 mm (1.7 in) of precipitation over 11 days. In stark contrast, September offers a much milder climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 30°C (86°F), averaging around 15°C (59°F). Although September has slightly more rainfall, totaling 87 mm (3.4 in) over 12 days, the humidity drops to a comfortable 69%. For more details on the weather in September, you can check Rzeszow weather in September.

January and October present strikingly different weather patterns. In January, temperatures can plummet as low as -23°C (-8°F), with an average temperature hovering around -1°C (30°F) and a maximum of 10°C (49°F). The month experiences significant humidity at 91% and receives approximately 44 mm of precipitation over 11 days. In contrast, October enjoys milder conditions, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 23°C (74°F), and an average temperature of 11°C (51°F). Although October has slightly lower humidity at 85%, it experiences more precipitation, totaling 77 mm over the same number of rainy days. For a detailed look at what to expect during this month, you can check out Rzeszow weather in October.

January and November present stark contrasts in weather conditions. In January, temperatures often plunge to a minimum of -23°C (-8°F), with an average of -1°C (30°F) and a maximum reaching only 10°C (49°F), accompanied by high humidity at 91%. In contrast, November experiences milder temperatures, ranging from a minimum of -7°C (19°F) to an average of 6°C (43°F) and a maximum of 20°C (68°F). While November has slightly more precipitation at 53 mm (2.1 in) over 10 days compared to January’s 44 mm (1.7 in) over 11 days, the overall conditions in November feel significantly more temperate. For more information on this month’s weather, you can refer to Rzeszow weather in November.

January weather tends to be colder than December, with average temperatures dropping from 1°C (35°F) in December to -1°C (30°F) in January. December experiences slightly milder conditions, with a maximum temperature of 13°C (56°F) compared to January's peak of 10°C (49°F). Precipitation is also higher in December at 66 mm (2.6 in) over 14 days, versus 44 mm (1.7 in) across 11 days in January. Despite these differences, both months share a high humidity level of 91%. You can learn more about the specifics of December weather in Rzeszow here.

Compare Rzeszow's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Rzeszow

January in Rzeszów marks a stark contrast to the more temperate months, as it embraces the depths of winter with its chilly temperatures and consistently high humidity. While the average temperature hovers around a crisp -1°C, it can plummet to -23°C on the coldest nights, creating a biting cold that outshines other months. Precipitation, primarily in the form of light snow, occurs on about 11 days throughout the month, contributing to a total of 44 mm—a stark reminder of winter's hold over the region. For a more comprehensive look at the weather patterns throughout the year, explore the Rzeszow Climate page.