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), with minimums dipping as low as -14°C (7°F) and reaching a maximum of 23°C (74°F). Expect about 105 mm (4.1 in) of precipitation over 11 days, contributing to an average humidity of 87%. Prepare for a mix of chilly and mild weather!

January Temperature in McMinnville

In January in McMinnville, the average temperature is 5°C (41°F). Maximum temperatures can reach 23°C (74°F), while the minimum can drop as low as -14°C (7°F). Be prepared for a wide range of temperatures when traveling during this month.

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 23°C (74°F) and lows dropping to around -14°C (7°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 precipitation amount is 105 mm (4.1 in) over the course of 11 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 105 mm (4.1 inches) of precipitation spread over approximately 11 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 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.

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 87%, 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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in McMinnville for better planning.

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 4, which falls under the moderate 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)	105 mm (4.1 inches)	87%	moderate
February Weather	8°C (47°F)	176 mm (6.9 inches)	87%	high
March Weather	12°C (53°F)	164 mm (6.5 inches)	85%	very high
April Weather	15°C (59°F)	142 mm (5.6 inches)	82%	very high
May Weather	21°C (70°F)	117 mm (4.6 inches)	83%	extreme
June Weather	24°C (76°F)	111 mm (4.4 inches)	82%	extreme
July Weather	26°C (79°F)	108 mm (4.3 inches)	78%	extreme
August Weather	25°C (78°F)	102 mm (4.0 inches)	67%	very high
September Weather	23°C (73°F)	107 mm (4.2 inches)	64%	very high
October Weather	17°C (64°F)	117 mm (4.6 inches)	74%	high
November Weather	9°C (49°F)	73 mm (2.9 inches)	87%	moderate
December Weather	8°C (46°F)	140 mm (5.5 inches)	88%	moderate