January Weather in Chapman, United States

Last updated: June 24, 2025

In Chapman, United States, the average temperature in January hovers around 0°C (32°F). Expect a chilly minimum of -20°C (-4°F) and a milder maximum of 19°C (66°F) during this time. You might encounter 30 mm (1.2 in) of precipitation spread over about 4 days, and with an average humidity of 76%, be prepared for a damp and cool atmosphere!

January Temperature in Chapman

In January in Chapman, the average temperature is 0°C (32°F), with maximums reaching 19°C (66°F) and minimums plummeting as low as -20°C (-4°F). Travelers should be prepared for a wide range of temperatures, from chilly conditions to occasional mild days.

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

The chart illustrates January temperature patterns in Chapman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chapman, January typically has an average temperature of 0°C (32°F), with highs reaching up to 19°C (66°F) and lows dropping to around -20°C (-4°F).

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

January Precipitation in Chapman

In Chapman in January, the precipitation amount is 30 mm (1.2 in) over the course of 4 days.

January Precipitation Trends in Chapman

The chart displays monthly precipitation patterns in Chapman, 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 Chapman, January typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Chapman

In Chapman in January, humidity is 76%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that clings to your skin, making it vital to layer up for any outdoor adventures.

January Average Humidity in Chapman

This chart illustrates the average monthly humidity levels in Chapman, 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 Chapman is approximately 76%, 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 Chapman

In Chapman 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 Chapman, you can check the information here.

Maximum UV Index Levels in Chapman for January

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

Data source: Chapman 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 Chapman Compares to Other Months

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

This table compares monthly weather conditions in Chapman, 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)	30 mm (1.2 inches)	76%	moderate
February Weather	0°C (33°F)	28 mm (1.1 inches)	77%	moderate
March Weather	8°C (47°F)	77 mm (3.0 inches)	70%	high
April Weather	13°C (55°F)	69 mm (2.7 inches)	73%	very high
May Weather	19°C (66°F)	187 mm (7.4 inches)	82%	very high
June Weather	26°C (79°F)	75 mm (2.9 inches)	82%	extreme
July Weather	27°C (82°F)	84 mm (3.3 inches)	81%	extreme
August Weather	25°C (78°F)	116 mm (4.6 inches)	78%	very high
September Weather	23°C (73°F)	64 mm (2.5 inches)	71%	very high
October Weather	14°C (57°F)	92 mm (3.6 inches)	71%	high
November Weather	7°C (45°F)	32 mm (1.2 inches)	81%	moderate
December Weather	3°C (37°F)	26 mm (1.0 inches)	84%	moderate