Last updated: August 27, 2025
In January, Olsztyn, Poland, experiences a chilly atmosphere with average temperatures hovering around -1°C (31°F). The maximum temperature can reach up to 9°C (49°F), while minimums plummet to an icy -21°C (-6°F), showcasing the depth of winter's grip. Visitors and locals alike should be prepared for precipitation, as the city sees about 44 mm (1.7 in) of rain and snow over approximately 11 days. With a high humidity level of 92%, the air feels crisp and damp, creating a truly wintry experience for all who enjoy this picturesque Polish locale.
January in Olsztyn, Poland, is characterized by its chilly embrace, where temperatures can plummet to a brisk -21°C (-6°F) at their lowest. The month features an average temperature hovering around -1°C (31°F), offering a stark contrast to the peak warmth that can reach up to 9°C (49°F). This chilly stretch marks the heart of winter, as the region transitions from the biting cold of December to the slightly milder days of February, where temperatures begin to creep upwards. As January unfolds, it sets the stage for the gradual rise in temperatures that will spring forth in the months ahead, highlighting the significant seasonal shifts of Olsztyn's climate.
January in Olsztyn, Poland, experiences a moderate precipitation total of 44 mm (1.7 in), with rain falling on 11 days throughout the month. This amount is slightly less than February's total of 43 mm, but it sets the stage for a gradual increase in precipitation as spring approaches. March sees precipitation rise to 46 mm (1.8 in), hinting at a wetter pattern as the seasons shift. The data highlights a trend of increasing rainfall moving into the warmer months, with significant peaks occurring in the summer, particularly in July with 101 mm (4.0 in), suggesting a vibrant and dynamic climate pattern as the year progresses.
In January, Olsztyn, Poland, experiences a significant level of humidity at 92%, setting the tone for a winter that feels crisp yet damp. As the month progresses into February, this humidity slightly decreases to 90%, indicating a subtle shift but still reflecting the cold winter air. The trend continues into March, where humidity drops further to 87%, hinting at the approaching spring. By April, the humidity sharply declines to 76%, as the early signs of warmth emerge. This pattern of decreasing moisture remains evident as May and June usher in drier air with 58% and 56% humidity, respectively. However, the summer months see a slight uptick, with July and August maintaining a comfortable humidity around the 59-60% range. As autumn settles in, September witnesses a rise to 71%, followed by a return to dampness with October and November creeping back up to 86% and 90%. The year concludes in December with humidity peaking at a frosty 93%, highlighting the cyclical nature of Olsztyn's weather patterns and the inevitable return of winter’s embrace.
In Olsztyn, Poland, January kicks off the year with a low UV Index of 1, indicating minimal sun exposure risks and a comfortable burn time of 45 minutes. As winter progresses into February, the UV Index slightly rises to 2, maintaining the same low exposure category. This gradual increase sets the stage for spring, when UV levels climb significantly, peaking in summer. The trend reveals a clear transition from low to moderate UV strength by March and April, before reaching high and very high levels in the warmer months of May through July. By August, the Index begins to decline, hinting at the return of more moderate conditions into fall and winter once again. For a detailed look at Olsztyn's UV Index throughout the year, visit Olsztyn UV Index.
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As winter gives way to spring in Olsztyn, Poland, the transformation of sunshine hours throughout the year becomes quite evident. January starts the year with a modest 93 hours of sunlight, casting a chilly glow over the city. However, as February approaches, there's a noticeable increase to 178 hours, hinting at the promise of warmer days ahead. The trend continues with March and April, showcasing a vibrant leap to 255 hours and 343 hours, respectively, as the sun begins to reclaim its dominance in the sky. By the time we reach May and June, Olsztyn bask in a sun-soaked 402 and 437 hours, making these months the highlight of the year for sunlight. Even in the summer, while July sees a slight dip to 426 hours, the golden rays still create long, vibrant days. As autumn sets in, the hours gradually decline, with October offering 235 hours and November dropping further to 147 hours, before December wraps up the year with just 120 hours. This rhythmic ebb and flow of sunlight not only paints a vivid picture of Olsztyn’s seasons but also evokes a sense of anticipation for the warmth and brightness that each new spring brings.
In Olsztyn, Poland, the likelihood of sunny weather experiences a notable transformation as the year progresses. January presents quite a stark contrast to the sunnier months ahead, with only a 9% chance of sunshine, making it one of the gloomiest periods. However, by February, that chance nearly triples to 30%, hinting at an early sign of improvement. As spring approaches, the odds increase significantly, peaking in March at 38% and sustaining at a robust 34% in April. This upward trend continues, culminating in the summer months, where June boasts a 57% chance of sunshine, marking the peak of pleasant weather. Notably, the chances of sunward enjoyment diminish again by late summer and fall, showcasing a clear cyclical pattern that makes January a time to embrace cozy indoor activities rather than basking in sunlight.
In Olsztyn, Poland, January marks the beginning of a gradual increase in daylight, with around 8 hours of sunlight that starts to brighten the long winter nights. As the months unfold, this daylight length steadily climbs, reaching a peak of 16 hours in June and July, inviting residents to bask in the warmth of summer. Following the mid-year zenith, the daylight begins to wane, signifying the approach of autumn, with August still offering 14 hours before slipping down to 12 hours in September. By the time winter returns, daylight dwindles once more, culminating in just 7 hours in December. This cyclical pattern not only enhances the seasonal charm but also influences daily life and activities in the vibrant city throughout the year.
In Olsztyn, Poland, January ushers in the year with an average wind speed of 3.8 m/s (8 mph), setting the tone for a breezy winter month. This gentle wind is consistent with the trends observed in the surrounding months, as both March and April mirror January's wind speed, while February experiences a slight increase. Notably, the winds pick up pace as spring approaches, peaking in May at 4.0 m/s (9 mph), before a summer lull is marked by the calmest months of June and July. As autumn rolls in, there’s a noticeable resurgence in wind activity, with October and November both showcasing stronger gusts averaging 4.6 m/s (10 mph). Throughout the year, Olsztyn's wind patterns reveal a dynamic yet predictable rhythm, offering a glimpse into nature's gentle fluctuations.
Weather in Olsztyn varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Olsztyn, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February weather exhibit similar cold temperatures, but February tends to be slightly milder. In January, the minimum temperature can dip to -21°C (-6°F) with an average of -1°C (31°F) and a maximum of 9°C (49°F), while February sees a minimum of -20°C (-4°F) and an average of 0°C (32°F), peaking at 14°C (58°F). Precipitation levels are comparable, with January receiving 44 mm over 11 days and February slightly less at 43 mm over 8 days. Interestingly, February also has a bit lower humidity at 90% compared to January's 92%. For more detailed climate information, you can check out Olsztyn weather in February.
January weather in Olsztyn is characterized by colder temperatures, with a minimum of -21°C (-6°F) and an average of -1°C (31°F), while March sees a gradual warming trend, featuring a minimum of -16°C (3°F) and an average of 3°C (37°F). Although both months experience a similar amount of precipitation with about 44 mm (1.7 in) in January and 46 mm (1.8 in) in March, the humidity is slightly lower in March at 87%, compared to January's 92%. By March, maximum temperatures can reach a more pleasant 16°C (61°F), making it a transitional month as winter gives way to spring. For a detailed look at the weather conditions during this time, check Olsztyn weather in March.
January and April exhibit striking differences in weather conditions. In January, temperatures can plummet to a minimum of -21°C (-6°F), with an average temperature around -1°C (31°F) and occasional peaks reaching up to 9°C (49°F). The month experiences considerable humidity at 92% and sees about 44 mm of precipitation over 11 days. In contrast, April brings a notable warming trend, where temperatures range from a low of -5°C (24°F) to a pleasant high of 27°C (80°F), with an average temperature of 7°C (46°F). This month has slightly less precipitation at 39 mm over 9 days and lower humidity, averaging 76%. For more detailed insights on weather trends in April, visit Olsztyn weather in April.
January and May present stark contrasts in weather. In January, temperatures can plummet to a chilling -21°C (-6°F), with an average of just -1°C (31°F) and a maximum of 9°C (49°F). The month experiences high humidity at 92% and sees precipitation on 11 days, accumulating to 44 mm (1.7 in). In contrast, May brings a significant warming trend, with temperatures ranging from a minimum of -2°C (28°F) to a pleasant maximum of 28°C (83°F), averaging 12°C (55°F). Although May experiences more precipitation at 87 mm (3.4 in) over 14 days, the humidity drops to a more comfortable 58%. For more detailed information about May weather, you can check Olsztyn weather in May.
January and June present stark contrasts in weather. In January, temperatures can plummet to a minimum of -21°C (-6°F), with an average of -1°C (31°F) and highs reaching 9°C (49°F). This month is characterized by frequent precipitation, totaling 44 mm (1.7 in) over 11 days, and a high humidity of 92%, making the air feel quite cold and damp.
In contrast, June showcases a much milder climate, with minimum temperatures around 3°C (37°F), averages at 18°C (65°F), and maximums soaring to 33°C (91°F). Precipitation increases slightly to 59 mm (2.3 in) but is spread over the same number of days—11—while the humidity drops significantly to 56%. For a detailed look at the weather patterns in June, you can visit Olsztyn weather in June.
January and July present starkly contrasting weather patterns. In January, temperatures plunge with a minimum of -21°C (-6°F) and an average of just -1°C (31°F), while temperatures occasionally peak at 9°C (49°F). The month is characterized by high humidity levels at 92% and relatively low precipitation of 44 mm (1.7 in) over 11 days. In stark contrast, July enjoys a much milder climate, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 32°C (90°F) and an average temperature of 19°C (66°F). This summer month experiences higher precipitation of 101 mm (4.0 in) spread across 15 days, accompanied by a significantly lower humidity level of 59%. For more details about the weather specifically in July, you can check Olsztyn weather in July.
January and August present striking contrasts in weather. In January, temperatures can plummet to a minimum of -21°C (-6°F), with an average temperature around -1°C (31°F) and a maximum of 9°C (49°F). This winter month experiences high humidity at 92% and sees about 44 mm (1.7 in) of precipitation over 11 days. In stark contrast, August enjoys milder conditions with minimum temperatures around 8°C (47°F) and averages peaking at 18°C (65°F), with maximums reaching up to 32°C (90°F). The humidity lowers to 60%, and precipitation increases slightly to 73 mm (2.9 in) over approximately 12 days. For more detailed information on summer weather in Olsztyn, check out Olsztyn weather in August.
In January, the weather is characterized by chilling temperatures, with a minimum of -21°C (-6°F) and an average of -1°C (31°F), while the highest temperature reaches 9°C (49°F). This cold month also sees high humidity at 92% and experiences approximately 44 mm (1.7 in) of precipitation over 11 days. In contrast, September welcomes milder weather, featuring a minimum of 2°C (36°F) and a significant average of 14°C (58°F), peaking at 30°C (87°F). Although it sees a higher total precipitation of 73 mm (2.9 in) over the same number of days, the humidity is lower at 71%. For more details on the September climate, you can check out Olsztyn weather in September.
January weather is characterized by frigid temperatures, with minimums dropping as low as -21°C (-6°F) and an average of -1°C (31°F), making it a month where frost prevails. In contrast, October brings a much milder climate, featuring average temperatures around 10°C (50°F) and maximums reaching 22°C (71°F), offering a significant shift toward warmer conditions and the crispness of fall. Additionally, while January experiences higher humidity levels at 92%, October is slightly less humid at 86%, contributing to a more comfortable atmosphere for outdoor activities. Interestingly, October also sees more precipitation than January, with 68 mm (2.7 in) over 12 days, compared to January's 44 mm (1.7 in) over 11 days. For more details, you can check Olsztyn weather in October.
January weather presents a stark contrast to that of November. In January, temperatures plunge to a minimum of -21°C (-6°F), making it the coldest month with an average temperature of -1°C (31°F) and a maximum of only 9°C (49°F). In comparison, November is milder, with a minimum temperature of -6°C (22°F) and an average of 5°C (41°F), peaking at 16°C (60°F). Additionally, while January sees about 44 mm (1.7 in) of precipitation over 11 days and a high humidity level of 92%, November experiences slightly less precipitation at 38 mm (1.5 in) over 10 days, along with a humidity level of 90%. For more details on November weather, you can refer to Olsztyn weather in November.
In January, the weather is significantly colder than in December, with average temperatures hovering around -1°C (31°F) compared to December's 1°C (34°F). January experiences a minimum temperature of -21°C (-6°F), which is notably lower than December’s -12°C (10°F). Precipitation is somewhat lighter in January at 44 mm (1.7 in) over approximately 11 days, while December sees a slightly higher total of 51 mm (2.0 in) across 12 days. Humidity levels remain relatively high in both months, with January at 92% and December at 93%. For more detailed information, you can check Olsztyn weather in December.
As January settles in Olsztyn, the city experiences a stark contrast to the milder months. Characterized by its cold grip, temperatures often plunge, with chilling lows that can dip dramatically. While precipitation lingers, draping the region in a wintry veil, the higher humidity enhances the chilly atmosphere, making January notably crisper and more invigorating. Despite the frequent gray skies and occasional snow, this month sets the stage for a serene winter landscape, offering a unique charm that differs from the vibrant seasons to come. For a deeper understanding of the seasonal shifts, explore more in the complete Olsztyn Climate.