January Weather in McMinnville, United States

Last updated: June 24, 2025

In January, the average temperature in McMinnville, United States hovers around 5°C (41°F), making it a cool time of year. Be prepared for a wide range of weather, with minimum temperatures dropping to -10°C (14°F) and maximums reaching 14°C (57°F). Expect an average of 191 mm (7.5 in) of precipitation over approximately 17 days, contributing to a high average humidity of 85%. Whether you’re exploring or staying cozy indoors, pack accordingly!

January Temperature in McMinnville

In January in McMinnville, the average temperature is 5°C (41°F). The maximum can reach 14°C (57°F) and the minimum can be as low as -10°C (14°F). Travelers should be prepared for chilly weather and varying temperatures, making layered clothing essential for comfort.

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

The chart illustrates January temperature patterns in McMinnville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McMinnville, January typically has an average temperature of 5°C (41°F), with highs reaching up to 14°C (57°F) and lows dropping to around -10°C (14°F).

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

January Precipitation in McMinnville

In McMinnville in January, the total precipitation amount is 191 mm (7.5 in) spread over 17 days.

January Precipitation Trends in McMinnville

The chart displays monthly precipitation patterns in McMinnville, 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 McMinnville, January typically receives around 191 mm (7.5 inches) of precipitation spread over approximately 17 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 McMinnville

In McMinnville in January, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

January Average Humidity in McMinnville

This chart illustrates the average monthly humidity levels in McMinnville, 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 McMinnville is approximately 85%, 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 McMinnville

In McMinnville 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 McMinnville, you can visit Hourly UV Index in McMinnville.

Maximum UV Index Levels in McMinnville for January

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

Data source: McMinnville 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 McMinnville Compares to Other Months

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

This table compares monthly weather conditions in McMinnville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	191 mm (7.5 inches)	85%	low
February Weather	4°C (40°F)	175 mm (6.9 inches)	84%	moderate
March Weather	7°C (45°F)	144 mm (5.7 inches)	85%	moderate
April Weather	10°C (50°F)	123 mm (4.8 inches)	83%	high
May Weather	13°C (56°F)	58 mm (2.3 inches)	83%	very high
June Weather	17°C (62°F)	46 mm (1.8 inches)	83%	very high
July Weather	19°C (67°F)	5 mm (0.2 inches)	82%	very high
August Weather	20°C (69°F)	6 mm (0.3 inches)	74%	very high
September Weather	17°C (63°F)	67 mm (2.7 inches)	71%	high
October Weather	11°C (52°F)	104 mm (4.1 inches)	81%	moderate
November Weather	7°C (46°F)	163 mm (6.4 inches)	87%	moderate
December Weather	5°C (40°F)	209 mm (8.2 inches)	87%	low