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January Weather in Long Wittenham, United Kingdom

Last updated: August 27, 2025

In Long Wittenham, United Kingdom during January, the average temperature hovers around 5°C (41°F). Expect chilly days, with minimum temperatures dropping to -4°C (26°F) and maximums reaching up to 14°C (58°F). This month brings about 51 mm (2.0 in) of precipitation over 9 days, contributing to an impressive average humidity of 91%. Prepare for a cool and damp atmosphere!

January Temperature in Long Wittenham

In January in Long Wittenham, the average temperature is 5°C (41°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -4°C (26°F). Travelers should prepare for chilly weather and pack accordingly to fully enjoy their time in Long Wittenham.

January Weather in Long Wittenham: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Long Wittenham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Long Wittenham, January typically has an average temperature of 5°C (41°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec404245485461646358524643
Data source: Temperature data for Long Wittenham 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 Long Wittenham

In Long Wittenham in January, the total precipitation amount is 51 mm (2.0 in) spread over 9 days.

January Precipitation Trends in Long Wittenham

The chart displays monthly precipitation patterns in Long Wittenham, 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 Long Wittenham, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec515160386674647153955783
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Long Wittenham

In Long Wittenham in January humidity is 91%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making traveling outdoors a rather uncomfortable experience unless you're dressed warmly and prepared for the moist air that clings to your skin.

January Average Humidity in Long Wittenham

This chart illustrates the average monthly humidity levels in Long Wittenham, 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 Long Wittenham is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Long Wittenham

In Long Wittenham in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Long Wittenham.

Maximum UV Index Levels in Long Wittenham for January

The chart shows the monthly maximum UV Index (UVI) for Long Wittenham 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 Long Wittenham typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Long Wittenham 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.

How January Weather in Long Wittenham Compares to Other Months

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

This table compares monthly weather conditions in Long Wittenham, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)51 mm (2.0 inches)91%low
February Weather6°C (43°F)51 mm (2.0 inches)89%low
March Weather7°C (45°F)60 mm (2.4 inches)86%moderate
April Weather9°C (49°F)38 mm (1.5 inches)85%high
May Weather12°C (54°F)66 mm (2.6 inches)79%high
June Weather16°C (61°F)74 mm (2.9 inches)80%very high
July Weather18°C (65°F)64 mm (2.5 inches)71%very high
August Weather17°C (63°F)71 mm (2.8 inches)76%high
September Weather15°C (59°F)53 mm (2.1 inches)82%high
October Weather11°C (53°F)95 mm (3.7 inches)90%moderate
November Weather8°C (46°F)57 mm (2.2 inches)92%low
December Weather6°C (43°F)83 mm (3.3 inches)92%low

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