January Weather in Chico, United States

Last updated: June 24, 2025

In January, the average temperature in Chico, United States hovers around 6°C (43°F), with a minimum of -2°C (29°F) and a maximum reaching 13°C (55°F). Expect 179 mm (7.0 in) of precipitation spread over 16 days, contributing to an average humidity of 86%. Prepare for a chilly and damp month ahead!

January Temperature in Chico

In January, in Chico, the average temperature is 6°C (43°F). The maximum can reach 13°C (55°F), and the minimum can be as low as -2°C (29°F). This makes Chico a chilly destination, so travelers should pack warm clothing and prepare for varying temperatures.

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

The chart illustrates January temperature patterns in Chico, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chico, January typically has an average temperature of 6°C (43°F), with highs reaching up to 13°C (55°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Chico

In Chico in January, the total precipitation amount is 179 mm (7.0 in) over the course of 16 days.

January Precipitation Trends in Chico

The chart displays monthly precipitation patterns in Chico, 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 Chico, January typically receives around 179 mm (7.0 inches) of precipitation spread over approximately 16 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 Chico

In Chico in January humidity is 86%. With an average temperature of 6°C (43°F), this humidity feels like a chilling blanket enveloping you, making outdoor exploration feel damp and uncomfortable.

January Average Humidity in Chico

This chart illustrates the average monthly humidity levels in Chico, 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 Chico is approximately 86%, 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 Chico

In Chico in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Chico, you can visit Hourly UV Index in Chico.

Maximum UV Index Levels in Chico for January

The chart shows the monthly maximum UV Index (UVI) for Chico 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 Chico typically reaches 2, which falls under the low exposure category.

Data source: Chico 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 Chico Compares to Other Months

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

This table compares monthly weather conditions in Chico, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	179 mm (7.0 inches)	86%	low
February Weather	5°C (42°F)	146 mm (5.7 inches)	84%	moderate
March Weather	7°C (45°F)	119 mm (4.7 inches)	85%	moderate
April Weather	10°C (50°F)	102 mm (4.0 inches)	83%	high
May Weather	13°C (56°F)	67 mm (2.6 inches)	84%	very high
June Weather	16°C (62°F)	64 mm (2.5 inches)	84%	very high
July Weather	19°C (67°F)	26 mm (1.0 inches)	82%	very high
August Weather	20°C (68°F)	24 mm (0.9 inches)	73%	very high
September Weather	17°C (63°F)	90 mm (3.6 inches)	74%	high
October Weather	12°C (54°F)	145 mm (5.7 inches)	83%	moderate
November Weather	9°C (48°F)	181 mm (7.1 inches)	86%	moderate
December Weather	6°C (43°F)	194 mm (7.6 inches)	87%	low