January Weather in Devon, United States

Last updated: June 24, 2025

In January, the average temperature in Devon, United States hovers around 2°C (35°F). Expect chilly conditions, as the temperature can dip to a minimum of -17°C (3°F), while the mercury might rise to a comfortable maximum of 19°C (67°F). With 84% average humidity and 66 mm (2.6 in) of precipitation spread over 8 days, be prepared for a blend of crisp, damp weather during your visit!

January Temperature in Devon

In January in Devon, the average temperature is 2°C (35°F). Maximum temperatures can reach 19°C (67°F), while minimums can drop as low as -17°C (3°F). Be prepared for a wide range of temperatures when traveling during this month!

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

The chart illustrates January temperature patterns in Devon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Devon, January typically has an average temperature of 2°C (35°F), with highs reaching up to 19°C (67°F) and lows dropping to around -17°C (3°F).

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

January Precipitation in Devon

In Devon in January, the total precipitation amount is 66 mm (2.6 in) over the course of 8 days.

January Precipitation Trends in Devon

The chart displays monthly precipitation patterns in Devon, 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 Devon, January typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 8 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 Devon

In Devon in January, humidity is 84%. With an average temperature of 2°C (35°F), this humidity feels like an uncomfortable chill that penetrates your bones, making outdoor travel quite brisk and uninviting.

January Average Humidity in Devon

This chart illustrates the average monthly humidity levels in Devon, 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 Devon is approximately 84%, 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 Devon

In Devon in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Devon, you can check the information here.

Maximum UV Index Levels in Devon for January

The chart shows the monthly maximum UV Index (UVI) for Devon 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 Devon typically reaches 3, which falls under the moderate exposure category.

Data source: Devon 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 Devon Compares to Other Months

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

This table compares monthly weather conditions in Devon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	66 mm (2.6 inches)	84%	moderate
February Weather	3°C (38°F)	108 mm (4.3 inches)	83%	moderate
March Weather	6°C (44°F)	107 mm (4.2 inches)	83%	high
April Weather	12°C (54°F)	108 mm (4.3 inches)	81%	very high
May Weather	18°C (64°F)	139 mm (5.5 inches)	78%	very high
June Weather	23°C (73°F)	115 mm (4.5 inches)	79%	very high
July Weather	26°C (78°F)	144 mm (5.7 inches)	74%	very high
August Weather	24°C (76°F)	152 mm (6.0 inches)	72%	very high
September Weather	21°C (70°F)	103 mm (4.0 inches)	75%	very high
October Weather	16°C (61°F)	104 mm (4.1 inches)	81%	high
November Weather	8°C (46°F)	84 mm (3.3 inches)	85%	moderate
December Weather	4°C (39°F)	102 mm (4.0 inches)	84%	low