January Weather in Rochester, United Kingdom

Last updated: March 17, 2025

January in Rochester, United Kingdom brings a chill as temperatures fluctuate between a maximum of 14°C (58°F) and a minimum of -4°C (25°F), with an average of 5°C (41°F). This month is characterized by a relatively high humidity of 91%, making the cold feel even more penetrating. Precipitation is also notable, with a total of 51 mm (2.0 in) spread across 10 days, providing a damp backdrop to the winter landscape. Despite the gray skies and brisk air, Rochester's January weather offers a unique charm, perfect for cozy indoor activities and brisk outdoor strolls.

January Temperature in Rochester

In January, Rochester, United Kingdom, experiences a chilly embrace with temperatures ranging from a brisk -4°C (25°F) to a mild 14°C (58°F). This month marks a gradual transition from the deep winter chill of December, with an average temperature of 5°C (41°F) that hints at the warmer days to come. As the city moves toward February, we see a slight dip in temperatures, with minima reaching -5°C (22°F). However, the upward trend becomes evident as spring approaches, leading to increasing averages and higher maxima in the following months. This pattern showcases Rochester's typical winter-to-spring transition, where cold mornings gradually give way to warmer afternoons, creating a dynamic and engaging winter landscape.

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

The chart illustrates January temperature patterns in Rochester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414346495562656460544744
Data source: Temperature data for Rochester generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Rochester

January in Rochester, United Kingdom, sees an average precipitation of 51 mm (2.0 in) over approximately 10 wet days, setting the tone for a typically damp winter month. This pattern of moderate rainfall is mirrored in February, which experiences a slight uptick to 52 mm, suggesting a consistent level of moisture as the months transition. Interestingly, the winter months generally maintain higher precipitation levels compared to the drier spring, where April drops to just 30 mm. As the year progresses, the trend indicates an increase in rainfall during the summer months, peaking in August with 72 mm. This gradual climb from January's more reserved rainfall reflects the seasonal shift, culminating in December's wetter conditions, emphasizing Rochester’s characteristic climate of varied yet predictable precipitation throughout the year.

January Precipitation Trends in Rochester

The chart displays monthly precipitation patterns in Rochester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec515250306470597246784785
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Rochester

In Rochester, United Kingdom, January stands out with a noteworthy humidity level of 91%, setting the tone for the winter months that follow. As the year progresses, humidity gradually decreases, reaching its lowest point of 76% in July, before climbing again in the autumn. February and March witness a slight dip, with humidity dropping to 89% and 86%, respectively, while April and May continue this trend as conditions become a touch drier. However, this relief is short-lived, as humidity levels rebound sharply in the fall, soaring back to a humid 92% in November and December. This cycle underscores a distinct seasonal humidity pattern in Rochester, where winter and late autumn are marked by notably high moisture content in the air, contrasting with the relatively comfortable summer months.

January Average Humidity in Rochester

This chart illustrates the average monthly humidity levels in Rochester, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Rochester

In January, Rochester, United Kingdom experiences a low UV Index of 1, indicating minimal sun exposure risk, with a burn time of 45 minutes. As the months progress, the UV Index gradually climbs, reaching 2 in February while maintaining the same low exposure category. By March, however, residents should prepare for a moderate increase, with the UV Index rising to 4, shortening the burn time to 30 minutes. This trend of increasing UV levels continues into April, peaking at 5. As spring transitions into summer, the UV Index escalates dramatically, hitting 7 in May and reaching a high of 8 during the summer months of June and July, where the burn time drops to just 15 minutes. Following this peak, August sees a slight decrease, settling at 7 once more, before tapering off to moderate levels again through September and October. Finally, November and December return to a low exposure category with a UV Index of 2 and 1, respectively, allowing for more carefree outdoor enjoyment during the colder months. For more detailed information, check out the Rochester UV Index.

Maximum UV Index Levels in Rochester for January

The chart shows the monthly maximum UV Index (UVI) for Rochester 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Rochester 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 Rochester

In Rochester, United Kingdom, January sets the stage for the year's gradual increase in sunshine, with a modest 96 hours of bright skies. As winter gives way to spring, February brings a noticeable rise to 150 hours, hinting at the promise of longer days ahead. The trend continues to blossom through March with 222 hours, culminating in an impressive 331 hours by April. May shines even brighter with 410 hours, marking the peak of springtime warmth before the summer months. June and July maintain a steady glow around 406 and 414 hours respectively, before August sees a gentle decline to 385 hours. As autumn approaches, the sunshine gradually wanes, dropping to 312 hours in September and further down to 110 hours by December. This seasonal rhythm showcases Rochester's delightful transition from winter's shadows to the golden gleam of summer.

Monthly Sunshine Duration in Rochester: January Highlighted

The January sunshine duration represents the total number of hours Rochester 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.
JanFebMarAprMayJunJulAugSepOctNovDec96h150h222h331h410h406h414h385h312h247h153h110h
Data source: Rochester January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rochester During January

In Rochester, United Kingdom, January brings a modest 20% chance of sunshine, making it one of the cloudier months of the year. As winter gradually fades, the likelihood of sun increases in February to 24%, before rising more significantly in March to 30%. April marks a turning point, with a notable surge to 48%, hinting at the arrival of spring and the promise of brighter days ahead. This upward trend continues through the months, providing a clear contrast to the gloomier depths of winter and setting the stage for more sun-soaked moments as the year progresses.

Percentage of Sunny Days in January in Rochester

The chart illustrates the percentage of sunny days in Rochester 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 Rochester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%24%31%48%35%28%40%29%31%26%31%17%
Data source: Rochester January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rochester in January

In Rochester, United Kingdom, January marks the beginning of the year with a modest 8 hours of daylight, gradually increasing as the months progress. By February, daylight extends to 9 hours, and by March, it jumps to 11 hours, heralding the arrival of spring. The daylight hours continue to rise, peaking in June and July with an impressive 16 hours, creating long, sun-soaked days perfect for outdoor activities. As summer fades, daylight gradually decreases, dropping to 14 hours in August and then tapering off to 10 hours in October. The cycle completes with shorter days returning in November and December, where Rochester experiences just 8 hours and a mere 7 hours of daylight, respectively. This rhythmic transition beautifully reflects the shifting seasons, inviting residents to embrace both the brightness of summer and the cozy charm of winter.

Average Daylight Hours in Rochester for January

The chart illustrates the variation in daylight duration in Rochester throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 25m9h 59m11h 55m13h 53m15h 37m16h 30m16h 2m14h 29m12h 34m10h 37m8h 51m7h 55m
Data source: Rochester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Rochester

In January, Rochester experiences an average wind speed of 4.5 m/s (10 mph), setting the tone for a breezy start to the year. As winter progresses into February, the winds pick up slightly to 5.0 m/s (11 mph), making it the most blustery month before tapering off in April to 3.8 m/s (9 mph). The transition into spring shows a bit of variability, with March rebounding to 4.6 m/s (10 mph) and May returning to 4.4 m/s (10 mph), while summer months like June and July bring calmer conditions, where wind speeds dip as low as 3.2 m/s (7 mph). However, August sees a slight resurgence, racing up to 4.1 m/s (9 mph). As autumn approaches, average wind speeds stabilize around 4.0–4.6 m/s (9–10 mph) from September through December, creating a dynamic yet familiar wind pattern that offers a refreshing backdrop to Rochester's changing seasons.

Average January Wind Speed in Rochester

The chart displays monthly wind speed patterns in Rochester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.5 m/s5.04.63.84.43.23.64.13.54.64.04.6
Data source: Rochester January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Rochester Compares to Other Months

The weather in Rochester changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rochester and find detailed weather information for every month.

January and February share similar weather patterns, but February tends to be slightly milder. In January, temperatures range from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), with an average temperature of 5°C (41°F). Precipitation during January totals 51 mm (2.0 in) over about 10 days, and humidity remains high at 91%. In contrast, February features a minimum temperature of -5°C (22°F) and a maximum of 17°C (62°F), with an average of 6°C (44°F). It experiences a similar level of precipitation at 52 mm (2.0 in) across 11 days, but with slightly lower humidity at 89%. Overall, February is just a touch warmer and less humid compared to January. For more details, you can check Rochester weather in February.

In comparing the weather of January and March, we see some notable differences. January typically experiences colder temperatures, with a minimum of -4°C (25°F) and an average of 5°C (41°F), while March has a slightly milder minimum of -5°C (23°F) and a higher average of 8°C (46°F). The maximum temperatures in January reach up to 14°C (58°F), compared to a warmer 20°C (69°F) in March. Both months have similar levels of precipitation, with January receiving 51 mm (2.0 in) over 10 days and March slightly less at 50 mm (2.0 in) across 13 days. Humidity also trends downward from January's 91% to March's 86%. For more details about March weather in Rochester, you can check out Rochester weather in March.

The weather in January is characterized by colder temperatures, with a significant average of 5°C (41°F) and a maximum reaching only 14°C (58°F). In contrast, April sees a notable increase in warmth, with an average temperature of 10°C (49°F) and highs that can reach 24°C (76°F). Precipitation is also slightly lower in April at 30 mm (1.2 in) compared to January's 51 mm (2.0 in), and the number of rainy days is fewer, totaling 8 compared to January's 10. Additionally, humidity levels decrease slightly from January's 91% to April's 85%, suggesting a more comfortable feel as spring progresses. For more details, you can check this link: Rochester weather in April.

In January, the weather in Rochester is quite cold, with temperatures ranging from a chilly -4°C (25°F) at night to a mild 14°C (58°F) during the day. The month sees an average temperature of 5°C (41°F) and experiences about 51 mm (2.0 in) of precipitation over approximately 10 days, accompanied by high humidity levels at 91%.

In contrast, May ushers in warmer temperatures, with nighttime lows of 2°C (35°F) and daytime highs reaching up to 25°C (78°F). The average temperature rises to 13°C (55°F), and while precipitation increases slightly to 64 mm (2.5 in), it occurs over just 11 days, with humidity at a more comfortable 82%. For a closer look at what to expect during this spring month, check out Rochester weather in May.

In comparing the weather between January and June, there is a stark contrast in temperatures and conditions. January experiences chilly temperatures, with a minimum of -4°C (25°F) and an average of just 5°C (41°F), while June sees milder weather, with a minimum of 7°C (46°F) and an average of 17°C (62°F). Precipitation is slightly higher in June at 70 mm (2.8 in), compared to 51 mm (2.0 in) in January, but occurs over about the same number of days—9 in June versus 10 in January. Additionally, humidity levels are higher in January at 91%, dropping to a more comfortable 81% in June. For more detailed insights, you can check Rochester weather in June.

The weather in January presents a stark contrast to that of July. In January, temperatures typically range from a chilly -4°C (25°F) at night to a milder average of 5°C (41°F) during the day, occasionally peaking at 14°C (58°F). With about 51 mm of precipitation spread over 10 days and a high humidity level of 91%, January can feel quite damp and cold. In contrast, July boasts a warm climate, with temperatures starting at a comfortable minimum of 10°C (50°F) and soaring to an average of 18°C (66°F), and highs reaching up to 35°C (95°F). While July sees a slight increase in precipitation at 59 mm over 11 days, the humidity is notably lower at 76%, making it a much more pleasant time for outdoor activities. For more specifics on July's climate, you can explore Rochester weather in July.

In January, the weather is quite chilly, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), and an average temperature of about 5°C (41°F). The month experiences substantial humidity at 91% and sees around 51 mm (2.0 inches) of precipitation over approximately 10 days.

Conversely, August brings significantly warmer weather, where temperatures typically vary from a minimum of 9°C (49°F) to a maximum of 34°C (93°F), with an average of 18°C (65°F). Despite being warmer, August has slightly higher precipitation at 72 mm (2.8 inches) spread across 11 days, but with a considerably lower humidity of 73%. For a more detailed comparison, you can check Rochester weather in August.

In January, Rochester experiences a colder climate with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), accompanied by high humidity levels of 91%. The month also sees about 51 mm (2.0 in) of precipitation spread over 10 days. In contrast, September offers a much milder atmosphere, with temperatures from a minimum of 4°C (40°F) to a pleasant maximum of 27°C (81°F). Although it has similar precipitation levels of 46 mm (1.8 in) across 10 days, the humidity is notably lower at 80%. For more detailed information, you can check out Rochester weather in September.

In January, the weather features a chillier atmosphere with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), and average conditions hovering around 5°C (41°F). The month experiences about 51 mm (2.0 in) of precipitation over approximately 10 days, accompanied by high humidity at 91%. In contrast, October brings milder temperatures, with a minimum of 2°C (35°F) and a pleasant maximum of 23°C (74°F), averaging at 12°C (54°F). This month sees slightly higher precipitation at 78 mm (3.1 in) across 13 days, with humidity remaining relatively high at 89%. For more detailed information on October weather, you can visit Rochester weather in October.

January and November present distinct weather patterns, though both months share similar characteristics. In January, temperatures range from a chilly minimum of -4°C (25°F) to a mild maximum of 14°C (58°F), with an average of 5°C (41°F). This month experiences slightly more precipitation, totaling 51 mm (2.0 in) over approximately 10 days, and humidity remains high at 91%. In contrast, November sees a slightly warmer climate with temperatures ranging from -1°C (31°F) to a maximum of 17°C (63°F) and an average of 8°C (47°F). Precipitation is marginally lower at 46 mm (1.8 in) over the same number of days, while humidity slightly increases to 92%. For more detailed insights, visit Rochester weather in November.

In January, the weather is slightly colder than in December, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), compared to December's minimum of -2°C (29°F) and the same maximum. Precipitation levels also drop in January to 51 mm (2.0 in) over 10 days, while December sees more rain, totaling 85 mm (3.3 in) over 13 days. Humidity remains relatively high in both months, with January at 91% and December slightly higher at 92%. For more details, you can check the link: Rochester weather in December.

Compare Rochester's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Rochester

As January unfolds in Rochester, the weather stands in stark contrast to the warmer months that precede it. With a crisp chill in the air and temperatures dipping to their lowest, this month often leaves residents reaching for their coziest layers. Although average temperatures hover around a brisk 5°C, the occasional daytime warmth can offer brief respite, making it a month of contrasts. Coupled with an increase in humidity at 91% and an average of 10 days of rainfall, January is a time when the landscape is transformed, inviting quiet reflection as nature readies itself for the spring ahead. For more insights into how January fits into the overall yearly patterns, check out Rochester Climate.