nomadseason

January Weather in Hartley Wintney, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Hartley Wintney, United Kingdom hovers around 5°C (41°F), with a chill that can dip to a minimum of -4°C (25°F) and a mild maximum of 14°C (58°F). During this month, you can expect approximately 49 mm (1.9 in) of precipitation spread over 9 days, while the air maintains a notably high average humidity of 91%. Prepare for a fresh and somewhat damp experience!

January Temperature in Hartley Wintney

In January in Hartley Wintney, the average temperature is 5°C (41°F), with maximums reaching up to 14°C (58°F) and minimums dipping as low as -4°C (25°F). Be prepared for chilly weather and pack layers to stay comfortable during your travels.

January Weather in Hartley Wintney: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hartley Wintney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartley Wintney, 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 (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345495561656359534643
Data source: Temperature data for Hartley Wintney 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 Hartley Wintney

In Hartley Wintney in January, the total precipitation amount is 49 mm (1.9 in) spread over 9 days.

January Precipitation Trends in Hartley Wintney

The chart displays monthly precipitation patterns in Hartley Wintney, 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 Hartley Wintney, January typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec495461387379687046965786
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Hartley Wintney

In Hartley Wintney 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 Hartley Wintney

This chart illustrates the average monthly humidity levels in Hartley Wintney, 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 Hartley Wintney 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 Hartley Wintney

In Hartley Wintney 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 Hartley Wintney.

Maximum UV Index Levels in Hartley Wintney for January

The chart shows the monthly maximum UV Index (UVI) for Hartley Wintney 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 Hartley Wintney typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Hartley Wintney 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 Hartley Wintney Compares to Other Months

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

This table compares monthly weather conditions in Hartley Wintney, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)49 mm (1.9 inches)91%low
February Weather6°C (43°F)54 mm (2.1 inches)89%low
March Weather7°C (45°F)61 mm (2.4 inches)86%moderate
April Weather9°C (49°F)38 mm (1.5 inches)85%high
May Weather13°C (55°F)72 mm (2.9 inches)79%high
June Weather16°C (61°F)79 mm (3.1 inches)80%very high
July Weather18°C (65°F)68 mm (2.7 inches)71%very high
August Weather17°C (63°F)70 mm (2.7 inches)76%high
September Weather15°C (59°F)46 mm (1.8 inches)82%high
October Weather12°C (53°F)96 mm (3.8 inches)90%moderate
November Weather8°C (46°F)57 mm (2.3 inches)92%low
December Weather6°C (44°F)86 mm (3.4 inches)92%low

Compare Hartley Wintney's Climate with Cities Worldwide