January Weather in McChord Air Force Base, United States

Last updated: June 24, 2025

In January, the average temperature in McChord Air Force Base, United States hovers around 6°C (43°F). Expect a chilly range, with minimum temperatures dipping down to -5°C (24°F) and highs reaching up to 14°C (57°F). Prepare for precipitation as well, with about 168 mm (6.6 in) falling over 16 days. The air will feel quite damp, with an average humidity level of 86%.

January Temperature in McChord Air Force Base

In January in McChord Air Force Base, the average temperature is 6°C (43°F). Maximums can reach 14°C (57°F), and minimums can drop as low as -5°C (24°F). Travelers should prepare for a mix of chilly and mild weather during this time, making it essential to pack layers for varying conditions.

January Weather in McChord Air Force Base: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in McChord Air Force Base, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McChord Air Force Base, January typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (57°F) and lows dropping to around -5°C (24°F).

Data source: Temperature data for McChord Air Force Base generated using information from the Copernicus Climate Change Service.

January Precipitation in McChord Air Force Base

In McChord Air Force Base in January, the precipitation amount is 168 mm (6.6 in) spread over 16 days.

January Precipitation Trends in McChord Air Force Base

The chart displays monthly precipitation patterns in McChord Air Force Base, 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 McChord Air Force Base, January typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 16 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 McChord Air Force Base

In McChord Air Force Base 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 McChord Air Force Base

This chart illustrates the average monthly humidity levels in McChord Air Force Base, 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 McChord Air Force Base 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 McChord Air Force Base

In McChord Air Force Base 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 McChord Air Force Base, you can visit Hourly UV Index in McChord Air Force Base.

Maximum UV Index Levels in McChord Air Force Base for January

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

Data source: McChord Air Force Base 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 McChord Air Force Base Compares to Other Months

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

This table compares monthly weather conditions in McChord Air Force Base, 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)	168 mm (6.6 inches)	86%	low
February Weather	5°C (42°F)	151 mm (6.0 inches)	84%	moderate
March Weather	8°C (46°F)	116 mm (4.6 inches)	85%	moderate
April Weather	10°C (50°F)	102 mm (4.0 inches)	83%	high
May Weather	14°C (57°F)	53 mm (2.1 inches)	84%	very high
June Weather	17°C (62°F)	46 mm (1.8 inches)	84%	very high
July Weather	19°C (67°F)	8 mm (0.3 inches)	82%	very high
August Weather	20°C (68°F)	11 mm (0.5 inches)	73%	very high
September Weather	17°C (63°F)	83 mm (3.3 inches)	74%	high
October Weather	12°C (53°F)	123 mm (4.9 inches)	83%	moderate
November Weather	9°C (48°F)	167 mm (6.6 inches)	86%	moderate
December Weather	6°C (43°F)	184 mm (7.2 inches)	87%	low