January Weather in Yarnton, United Kingdom

Last updated: August 27, 2025

In Yarnton, 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 Yarnton

In January in Yarnton, 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 Yarnton.

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

The chart illustrates January temperature patterns in Yarnton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yarnton, 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).

Data source: Temperature data for Yarnton generated using information from the Copernicus Climate Change Service.

January Precipitation in Yarnton

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

January Precipitation Trends in Yarnton

The chart displays monthly precipitation patterns in Yarnton, 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 Yarnton, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Yarnton

In Yarnton 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 Yarnton

This chart illustrates the average monthly humidity levels in Yarnton, 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 Yarnton is approximately 91%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Yarnton

In Yarnton 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 Yarnton.

Maximum UV Index Levels in Yarnton for January

The chart shows the monthly maximum UV Index (UVI) for Yarnton 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 Yarnton typically reaches 1, which falls under the low exposure category.

Data source: Yarnton 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 Yarnton Compares to Other Months

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

This table compares monthly weather conditions in Yarnton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	51 mm (2.0 inches)	91%	low
February Weather	6°C (43°F)	51 mm (2.0 inches)	89%	low
March Weather	7°C (45°F)	60 mm (2.4 inches)	86%	moderate
April Weather	9°C (49°F)	38 mm (1.5 inches)	85%	high
May Weather	12°C (54°F)	66 mm (2.6 inches)	79%	high
June Weather	16°C (61°F)	74 mm (2.9 inches)	80%	very high
July Weather	18°C (65°F)	64 mm (2.5 inches)	71%	very high
August Weather	17°C (63°F)	71 mm (2.8 inches)	76%	high
September Weather	15°C (59°F)	53 mm (2.1 inches)	82%	high
October Weather	11°C (53°F)	95 mm (3.7 inches)	90%	moderate
November Weather	8°C (46°F)	57 mm (2.2 inches)	92%	low
December Weather	6°C (43°F)	83 mm (3.3 inches)	92%	low