January Weather in Downieville, United States

Last updated: June 24, 2025

In January, the average temperature in Downieville, United States hovers around 2°C (35°F). Expect chilly nights with minimums dipping to -13°C (10°F), while days can reach a maximum of 15°C (59°F). Be prepared for 269 mm (10.6 in) of precipitation over approximately 12 days, contributing to an average humidity of 84%. Stay cozy and dry!

January Temperature in Downieville

In January in Downieville, the average temperature is 2°C (35°F). The maximum can reach 15°C (59°F), and the minimum can be as low as -13°C (10°F). Be sure to pack warm clothing and enjoy the winter scenery while traveling!

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

The chart illustrates January temperature patterns in Downieville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Downieville, January typically has an average temperature of 2°C (35°F), with highs reaching up to 15°C (59°F) and lows dropping to around -13°C (10°F).

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

January Precipitation in Downieville

In Downieville in January, the precipitation amount is 269 mm (10.6 in) spread over a period of 12 days.

January Precipitation Trends in Downieville

The chart displays monthly precipitation patterns in Downieville, 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 Downieville, January typically receives around 269 mm (10.6 inches) of precipitation spread over approximately 12 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 Downieville

In Downieville 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 Downieville

This chart illustrates the average monthly humidity levels in Downieville, 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 Downieville 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 Downieville

In Downieville in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Downieville for better planning.

Maximum UV Index Levels in Downieville for January

The chart shows the monthly maximum UV Index (UVI) for Downieville 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 Downieville typically reaches 4, which falls under the moderate exposure category.

Data source: Downieville 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 Downieville Compares to Other Months

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

This table compares monthly weather conditions in Downieville, 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)	269 mm (10.6 inches)	84%	moderate
February Weather	2°C (36°F)	279 mm (11.0 inches)	84%	moderate
March Weather	3°C (38°F)	261 mm (10.3 inches)	83%	very high
April Weather	7°C (45°F)	130 mm (5.1 inches)	81%	very high
May Weather	11°C (53°F)	85 mm (3.4 inches)	74%	extreme
June Weather	17°C (63°F)	19 mm (0.8 inches)	64%	extreme
July Weather	22°C (71°F)	8 mm (0.3 inches)	44%	extreme
August Weather	21°C (70°F)	11 mm (0.4 inches)	36%	extreme
September Weather	17°C (62°F)	28 mm (1.1 inches)	44%	very high
October Weather	10°C (51°F)	72 mm (2.8 inches)	65%	high
November Weather	6°C (42°F)	148 mm (5.8 inches)	84%	moderate
December Weather	2°C (35°F)	215 mm (8.5 inches)	83%	moderate