January Weather in Fillmore, United States

Last updated: June 24, 2025

In Fillmore, United States, the average temperature in January hovers around -4°C (25°F), with extremes reaching a chilly -26°C (-15°F) at the lowest and a mild 17°C (62°F) at the highest. Expect about 80 mm (3.2 in) of precipitation spread over 14 days, contributing to a notably high average humidity of 91%.

January Temperature in Fillmore

In January in Fillmore, the average temperature is -4°C (25°F). Maximum temperatures can reach 17°C (62°F), while minimums can drop as low as -26°C (-15°F). Travelers should prepare for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates January temperature patterns in Fillmore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fillmore, January typically has an average temperature of -4°C (25°F), with highs reaching up to 17°C (62°F) and lows dropping to around -26°C (-15°F).

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

January Precipitation in Fillmore

In Fillmore in January, the precipitation amount is 80 mm (3.2 in) over the course of 14 days.

January Precipitation Trends in Fillmore

The chart displays monthly precipitation patterns in Fillmore, 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 Fillmore, January typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 14 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 Fillmore

In Fillmore in January humidity is 91%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that penetrates your clothing, making it uncomfortable for traveling as every gust of wind amplifies the cold and dampness in the air.

January Average Humidity in Fillmore

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

In Fillmore 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 Fillmore, you can check the information here.

Maximum UV Index Levels in Fillmore for January

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

Data source: Fillmore 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 Fillmore Compares to Other Months

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

This table compares monthly weather conditions in Fillmore, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	80 mm (3.2 inches)	91%	moderate
February Weather	-3°C (27°F)	90 mm (3.6 inches)	91%	moderate
March Weather	1°C (34°F)	79 mm (3.1 inches)	88%	high
April Weather	7°C (44°F)	112 mm (4.4 inches)	88%	very high
May Weather	14°C (57°F)	117 mm (4.6 inches)	82%	very high
June Weather	18°C (65°F)	100 mm (3.9 inches)	79%	very high
July Weather	21°C (70°F)	133 mm (5.2 inches)	77%	very high
August Weather	20°C (68°F)	95 mm (3.8 inches)	72%	very high
September Weather	17°C (62°F)	75 mm (2.9 inches)	76%	very high
October Weather	11°C (52°F)	134 mm (5.3 inches)	83%	high
November Weather	3°C (37°F)	91 mm (3.6 inches)	88%	moderate
December Weather	-1°C (30°F)	94 mm (3.7 inches)	87%	low