January Weather in Warrenton, United States

Last updated: June 24, 2025

In January, the average temperature in Warrenton, United States hovers around 0°C (32°F), with minimums plummeting to -21°C (-6°F) and maximums reaching a pleasant 20°C (68°F). Expect 71 mm (2.8 in) of precipitation over 7 days, contributing to a relatively high average humidity of 82%. Be prepared for a dynamic climate during your visit!

January Temperature in Warrenton

In January in Warrenton, the average temperature is 0°C (32°F). Maximums can reach 20°C (68°F), while minimums can drop to as low as -21°C (-6°F). Be prepared for a wide range of temperatures when traveling to Warrenton during this time.

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

The chart illustrates January temperature patterns in Warrenton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Warrenton, January typically has an average temperature of 0°C (32°F), with highs reaching up to 20°C (68°F) and lows dropping to around -21°C (-6°F).

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

January Precipitation in Warrenton

In Warrenton in January, the precipitation amount is 71 mm (2.8 in) over a span of 7 days.

January Precipitation Trends in Warrenton

The chart displays monthly precipitation patterns in Warrenton, 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 Warrenton, January typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 7 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 Warrenton

In Warrenton in January, humidity is 82%. With an average temperature of 0°C (32°F), this humidity feels like an icy breath enveloping you, making each step outdoors a challenge as the cold dampness seeps into your clothes, chilling you to the bone and sapping your energy while traveling.

January Average Humidity in Warrenton

This chart illustrates the average monthly humidity levels in Warrenton, 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 Warrenton is approximately 82%, 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 Warrenton

In Warrenton 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 Warrenton, you can check the information here.

Maximum UV Index Levels in Warrenton for January

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

Data source: Warrenton 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 Warrenton Compares to Other Months

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

This table compares monthly weather conditions in Warrenton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	71 mm (2.8 inches)	82%	moderate
February Weather	2°C (35°F)	73 mm (2.9 inches)	80%	moderate
March Weather	8°C (47°F)	125 mm (4.9 inches)	80%	high
April Weather	12°C (55°F)	122 mm (4.8 inches)	80%	very high
May Weather	19°C (66°F)	156 mm (6.1 inches)	82%	very high
June Weather	24°C (76°F)	90 mm (3.5 inches)	83%	extreme
July Weather	26°C (79°F)	99 mm (3.9 inches)	81%	extreme
August Weather	24°C (76°F)	139 mm (5.5 inches)	80%	very high
September Weather	22°C (72°F)	56 mm (2.2 inches)	76%	very high
October Weather	15°C (58°F)	100 mm (3.9 inches)	76%	high
November Weather	7°C (44°F)	66 mm (2.6 inches)	85%	moderate
December Weather	4°C (39°F)	49 mm (1.9 inches)	86%	moderate