January Weather in East Grinstead, United Kingdom

Last updated: March 17, 2025

January in East Grinstead, United Kingdom, presents a chilly embrace as temperatures fluctuate between a maximum of 13°C (56°F) and a minimum of -5°C (24°F), making it crucial for residents and visitors to bundle up. With an average temperature hovering around 5°C (41°F), the month features 57 mm (2.2 in) of precipitation spread over 10 days, resulting in a damp atmosphere with humidity levels reaching 91%. This combination of cool temperatures and ample moisture contributes to the region’s wintery charm, setting a serene backdrop for scenic walks and cozy indoor gatherings.

January Temperature in East Grinstead

In East Grinstead, January welcomes winter with chilly temperatures, showcasing a minimum of -5°C (24°F) and a maximum of 13°C (56°F). The average hangs around a brisk 5°C (41°F), setting the stage for crisp, frosty mornings. As the month progresses, you can expect a gradual warming trend; February dips slightly cooler at -6°C (22°F) but offers a glimpse of warmth with highs reaching 17°C (62°F). This transition signals the approach of spring, as temperatures in March finally break into double digits for averages, hinting at a vibrant change in the air. With January's chilly embrace, East Grinstead sets a poignant contrast to the milder days that lie ahead, painting a landscape of seasonal shifts that invite both bundling up and the anticipation of warmer times.

January Weather in East Grinstead: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in East Grinstead, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414346495561646359544744
Data source: Temperature data for East Grinstead 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 East Grinstead

In January, East Grinstead experiences a moderate level of precipitation, with an average of 57 mm (2.2 in) falling over 10 days. This sets the tone for a typically wet winter, as precipitation levels begin to rise from the lower amounts seen in the preceding months. January’s rainfall is closely aligned with that of March, both receiving 57 mm, suggesting a consistent pattern as winter transitions into early spring. Interestingly, February shows a slight increase to 60 mm (2.3 in) over 12 days, hinting at a gradual build-up of moisture leading into the spring season. Overall, January’s weather reflects a steady, drizzly rhythm, characteristic of the region’s climate during this time of year.

January Precipitation Trends in East Grinstead

The chart displays monthly precipitation patterns in East Grinstead, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5760573565715870539267102
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in East Grinstead

In January, East Grinstead experiences a notably high humidity level of 91%, setting the tone for the winter months. As the year progresses into February, the humidity slightly decreases to 89%, continuing the trend of moist, cool conditions. This gradual decline persists into March and April, with levels stabilizing around 86% and 85% respectively. The transition into spring brings a further dip, as May's humidity settles at 82%. However, the air remains relatively humid throughout the summer, peaking again in October at 89% before returning to the winter highs of 91% and 92% in November and December. This cyclical pattern showcases East Grinstead’s consistently high humidity, particularly during the colder months, hinting at the influence of its temperate maritime climate.

January Average Humidity in East Grinstead

This chart illustrates the average monthly humidity levels in East Grinstead, 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 East Grinstead

In January, East Grinstead experiences a low UV Index of 1, indicating minimal sun exposure risk, with a burn time of 45 minutes. This trend of low UV levels continues into February, maintaining the same index and burn time. As spring approaches, March brings a noticeable shift with a moderate UV Index of 4, shortening the safe exposure time to 30 minutes. April further escalates to a moderate index of 5, hinting at the sun's increasing strength. By May, the UV Index reaches a high level of 7, compelling locals to be more cautious with a reduced burn time of just 25 minutes. The peak arrives in June and July, where the index rises to 8, categorized as very high, and necessitating even shorter exposure limits of 15 minutes. As summer fades into late summer and autumn months, the UV Index gracefully tapers off, showing a downward trend back to 2 in November and 1 in December, with respective burn times reverting to 45 minutes. This seasonal pattern underscores the importance of staying sun-safe during those peak months. For more detailed information, check the East Grinstead UV Index.

Maximum UV Index Levels in East Grinstead for January

The chart shows the monthly maximum UV Index (UVI) for East Grinstead 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: East Grinstead 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 East Grinstead

In East Grinstead, the sunshine hours of January mark the beginning of the year with a modest 96 hours, gradually increased in February to 146 hours. As spring approaches, March brings a notable boost with 211 hours, signaling a shift toward brighter days. This upward trend continues into April, where the sunshine surges to 324 hours, reaching its peak in the vibrant months of late spring and summer, with May basking in 402 hours. The warmth carries through June and July, where sunshine hours hover around 397 and 409, respectively. However, as summer wanes into August and September, the hours dip slightly to 377 and 310. The gradual decline continues into the autumn months, with October featuring 243 hours, before falling to 146 hours in November and a mere 109 hours in December. Overall, the data paint a clear portrait of a location that enjoys a lively tapestry of sunshine, peaking in the heart of summer while framing cooler seasons with a cozy, brisk charm.

Monthly Sunshine Duration in East Grinstead: January Highlighted

The January sunshine duration represents the total number of hours East Grinstead 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.
JanFebMarAprMayJunJulAugSepOctNovDec96h146h211h324h402h397h409h377h310h243h146h109h
Data source: East Grinstead January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in East Grinstead During January

In East Grinstead, United Kingdom, January offers a relatively modest 22% chance of sunny weather, marking it as one of the chillier months of the year. As winter rolls into spring, the likelihood of sunshine gradually increases, peaking in April at 55% before dipping slightly in May. This trend highlights the transition from the gloomy winter months to the more vibrant spring season. The sunshine probability continues to fluctuate throughout the summer and fall, with August and September maintaining a solid 33-34% chance of clear skies. Overall, while January may not be the sunniest month, the upward trajectory in sunlight throughout the subsequent months brings anticipation for brighter days ahead.

Percentage of Sunny Days in January in East Grinstead

The chart illustrates the percentage of sunny days in East Grinstead 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 East Grinstead experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%26%37%55%38%31%40%33%35%27%35%20%
Data source: East Grinstead January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in East Grinstead in January

In East Grinstead, January marks the start of a gradual increase in daylight, with just 8 hours illuminating the skies. As the month progresses into February, daylight expands to 10 hours, signifying the early stirrings of spring. This trend continues through March and April, where the days stretch to 11 and 13 hours respectively, offering a refreshing sense of growth and optimism. By May, the daylight peaks at 15 hours, allowing residents to bask in the warmth of the sun as summer approaches. June brings the longest days at 16 hours, making it a vibrant month for outdoor activities. As summer wanes, July still enjoys 15 hours of daylight, but by August, this has decreased slightly to 14 hours. As autumn sets in, the sunlight gently reduces, with September providing 12 hours before plunging back to 10 hours in October. Finally, the year wraps up with November reverting to 8 hours and December to 7 hours of daylight, heralding the contemplative, darker months ahead. This cyclical rhythm of daylight not only marks the passage of time but also reflects the changing seasons that define life in East Grinstead.

Average Daylight Hours in East Grinstead for January

The chart illustrates the variation in daylight duration in East Grinstead throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 28m10h 1m11h 55m13h 51m15h 33m16h 26m15h 58m14h 26m12h 34m10h 38m8h 54m7h 59m
Data source: East Grinstead daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in East Grinstead

In East Grinstead, January welcomes winter with an average wind speed of 4.7 m/s (10 mph), which sets the stage for a blustery start to the year. As the months progress, February picks up the pace slightly, reaching 5.3 m/s (12 mph), showcasing a trend of increasing winds as winter begins to transition into spring. Interestingly, March and May maintain a similar vigor with winds at 4.8 m/s (11 mph). However, as April rolls in, gusts mellow to 3.9 m/s (9 mph), hinting at a brief period of calm before the seasonal winds pick up slightly in October. Overall, while January's winds are brisk, the year tends to fluctuate, offering a mix of breezy and calmer days that accompany each season's change.

Average January Wind Speed in East Grinstead

The chart displays monthly wind speed patterns in East Grinstead, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.7 m/s5.34.83.94.83.23.74.23.64.94.04.8
Data source: East Grinstead January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in East Grinstead Compares to Other Months

The weather in East Grinstead 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 East Grinstead and find detailed weather information for every month.

January and February display notable similarities and contrasts in weather. In January, temperatures range from a minimum of -5°C (24°F) to a maximum of 13°C (56°F), with an average of 5°C (41°F). The month sees approximately 57 mm (2.2 in) of precipitation over about 10 days, combined with a high humidity level of 91%. In comparison, February experiences slightly cooler temperatures, with a minimum of -6°C (22°F) and a higher maximum of 17°C (62°F), yielding an average of 6°C (43°F). Precipitation increases marginally to 60 mm (2.3 in) across 12 days, while humidity remains close behind at 89%. For a detailed look at February weather, you can visit East Grinstead weather in February.

In comparing the weather in January and March, we see some notable differences. January experiences slightly milder temperatures, with an average of 5°C (41°F) and maximum highs reaching 13°C (56°F). March, on the other hand, shows a trend toward warmer conditions, featuring an average temperature of 8°C (46°F) and maximums hitting 19°C (67°F). While both months receive similar amounts of precipitation (57 mm or 2.2 in), March has slightly more rainy days, totaling 14 compared to January's 10. Additionally, humidity levels in January are higher at 91%, whereas March sees a drop to 86%. For those wishing to learn more about the March weather specifics, East Grinstead weather in March provides detailed insights.

In January, the weather is notably colder with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 13°C (56°F), while April sees a significant increase, featuring a minimum of -2°C (29°F) and a maximum of 23°C (74°F). Additionally, January experiences higher precipitation, totaling 57 mm (2.2 in) over about 10 days, compared to April's 35 mm (1.4 in) across 8 days. The humidity in January is slightly higher at 91%, whereas April has a more comfortable humidity level of 85%. For a closer look at the weather during this month, check out East Grinstead weather in April.

In January, the weather in East Grinstead is quite chilly, with average temperatures ranging from a minimum of -5°C (24°F) to a maximum of 13°C (56°F). The month experiences significant humidity at 91% and receives about 57 mm (2.2 in) of precipitation over approximately 10 days. In contrast, May brings a noticeable warming trend, featuring an average temperature that rises to 13°C (55°F), with highs reaching 25°C (77°F) and lows around 1°C (33°F). Although May experiences slightly more precipitation at 65 mm (2.6 in) over 12 days, the overall climate is much more pleasant, with humidity decreasing to 82%. For a detailed look at the May weather in East Grinstead, visit East Grinstead weather in May.

In January, temperatures in East Grinstead are chilly, with a minimum of -5°C (24°F) and an average of around 5°C (41°F), reaching a maximum of 13°C (56°F). The month typically experiences 57 mm (2.2 in) of precipitation over about 10 days, and humidity levels are quite high at 91%. In contrast, June brings a much milder climate with temperatures ranging from a minimum of 7°C (46°F) to an average of 16°C (61°F), peaking at a warm 30°C (87°F). Although June sees slightly more precipitation at 71 mm (2.8 in) over just 8 days, the humidity is lower at 81%. For more detailed information regarding the June weather, visit East Grinstead weather in June.

When comparing the weather of January and July, significant differences are evident. January sees much colder temperatures, with a minimum of -5°C (24°F) and an average temperature of 5°C (41°F), while July boasts a much warmer minimum of 9°C (48°F) and an average of 18°C (65°F), peaking at a maximum of 34°C (93°F). Precipitation levels are fairly similar, with January receiving 57 mm (2.2 in) over 10 days and July experiencing slightly more rainfall at 58 mm (2.3 in) across 11 days. Additionally, January's humidity is markedly higher at 91%, compared to July's 76%. For more detailed information, check out East Grinstead weather in July.

January and August present contrasting weather patterns, with January experiencing cooler temperatures ranging from a minimum of -5°C (24°F) to a maximum of 13°C (56°F) and an average of 5°C (41°F). The month sees considerable humidity at 91% and receives about 57 mm (2.2 in) of precipitation over approximately 10 days. In sharp contrast, August boasts warmer temperatures, with a minimum of 8°C (47°F) and a maximum that can reach up to 32°C (90°F), averaging 17°C (64°F). While August has a slightly higher precipitation total of 70 mm (2.7 in) spread over about 11 days, it features lower humidity at 73%, providing a distinctly different feel to the summer months. For more detailed information on August weather, you can visit East Grinstead weather in August.

January and September present distinct weather profiles. In January, temperatures can drop as low as -5°C (24°F), with an average of 5°C (41°F) and a maximum of 13°C (56°F). The month is characterized by high humidity at 91% and an average of 57 mm (2.2 in) of precipitation over about 10 days. In contrast, September offers a much milder climate, with minimum temperatures of 2°C (37°F) and an average temperature of 15°C (59°F), peaking at 27°C (81°F). Although both months see rainfall on approximately 10 days, September has slightly less precipitation at 53 mm (2.1 in) and notably lower humidity at 80%. For more details, check East Grinstead weather in September.

January and October present distinct weather contrasts, reflecting the transition from winter to autumn. In January, temperatures range from a chilly -5°C (24°F) to a milder high of 13°C (56°F), with an average of 5°C (41°F), and significant humidity at 91%. The month sees about 57 mm (2.2 in) of precipitation over roughly 10 days. In contrast, October enjoys a more temperate climate, with temperatures fluctuating between 2°C (35°F) and 21°C (71°F), averaging 12°C (54°F). Precipitation increases slightly to 92 mm (3.6 in) over approximately 14 days, while humidity remains relatively high at 89%. For a detailed look at the weather patterns specific to this month, check out East Grinstead weather in October.

In comparing the weather between January and November, we see some noteworthy differences. January typically experiences colder temperatures, with a minimum of -5°C (24°F) and an average of 5°C (41°F), while November is milder, with a minimum of -2°C (28°F) and an average of 8°C (47°F). Precipitation in November is slightly higher at 67 mm (2.7 in) over 12 days, compared to January's 57 mm (2.2 in) over 10 days. Additionally, humidity remains high in both months, but January's average of 91% is just slightly lower than November's 92%. For more detailed insights into November weather, visit East Grinstead weather in November.

When comparing the weather in January and December, January tends to be slightly colder with average temperatures ranging from -5°C (24°F) to 13°C (56°F), while December sees milder conditions, with averages between -3°C (26°F) and 14°C (58°F). Precipitation levels are notably higher in December, with 102 mm (4.0 in) over 14 days compared to January's 57 mm (2.2 in) over 10 days. Humidity remains quite high in both months, peaking at 91% in January and a close 92% in December. For more detailed information on December weather, visit East Grinstead weather in December.

Compare East Grinstead's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in East Grinstead

January in East Grinstead brings a distinct chill, with temperatures significantly lower than the more temperate months of spring and summer. The average temperature hovers around a crisp 5°C (41°F), with frequent dips to below freezing. Precipitation is common, with about ten days of rain contributing to the overall humidity level of 91%, making the air feel quite damp. Unlike the sunnier months, January's weather is marked by its cold winds and overcast skies, setting a stark contrast to the vibrant spring blossoms ahead. For a deeper look at the region's year-round weather patterns, explore our detailed page on East Grinstead Climate.