January Weather in Millwood, United States

Last updated: June 24, 2025

In January, the average temperature in Millwood, United States hovers around -1°C (30°F). During this time, temperatures can vary dramatically, with a minimum of -26°C (-15°F) and a maximum reaching up to 20°C (69°F). Expect about 96 mm (3.8 in) of precipitation over approximately 15 days, coupled with a high average humidity of 89%. Be prepared for a chilly, damp month!

January Temperature in Millwood

In January in Millwood, the average temperature is -1°C (30°F). Maximums can reach 20°C (69°F), while minimums can plummet to -26°C (-15°F). This wide temperature range makes Millwood a destination where travelers should be prepared for both chilly conditions and occasional warmth.

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

The chart illustrates January temperature patterns in Millwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Millwood, January typically has an average temperature of -1°C (30°F), with highs reaching up to 20°C (69°F) and lows dropping to around -26°C (-15°F).

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

January Precipitation in Millwood

In Millwood in January, the precipitation amount is 96 mm (3.8 in) over the course of 15 days.

January Precipitation Trends in Millwood

The chart displays monthly precipitation patterns in Millwood, 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 Millwood, January typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 15 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 Millwood

In Millwood in January humidity is 89%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that wraps around you, making outdoor travel uncomfortable and brisk, as the cold air sharpens the dampness, leaving you feeling colder than the thermometer suggests.

January Average Humidity in Millwood

This chart illustrates the average monthly humidity levels in Millwood, 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 Millwood is approximately 89%, 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 Millwood

In Millwood 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 Millwood, you can check the information here.

Maximum UV Index Levels in Millwood for January

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

Data source: Millwood 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 Millwood Compares to Other Months

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

This table compares monthly weather conditions in Millwood, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	96 mm (3.8 inches)	89%	moderate
February Weather	1°C (34°F)	135 mm (5.3 inches)	90%	moderate
March Weather	4°C (40°F)	117 mm (4.6 inches)	89%	high
April Weather	10°C (50°F)	137 mm (5.4 inches)	88%	very high
May Weather	16°C (61°F)	158 mm (6.2 inches)	80%	very high
June Weather	20°C (68°F)	154 mm (6.1 inches)	79%	very high
July Weather	23°C (73°F)	121 mm (4.8 inches)	74%	very high
August Weather	22°C (71°F)	92 mm (3.6 inches)	64%	very high
September Weather	19°C (66°F)	123 mm (4.8 inches)	67%	very high
October Weather	13°C (56°F)	116 mm (4.6 inches)	81%	high
November Weather	5°C (41°F)	96 mm (3.8 inches)	89%	moderate
December Weather	1°C (35°F)	118 mm (4.6 inches)	88%	low