May Weather in Colstrip, United States

Last updated: June 24, 2025

The average temperature in Colstrip, United States during May is a pleasant 13°C (56°F). However, temperatures can vary widely, with a minimum of -2°C (29°F) and a maximum of 33°C (91°F). Expect about 59 mm (2.3 in) of precipitation spread over 10 days, contributing to an average humidity of 75%.

May Temperature in Colstrip

In May in Colstrip, the average temperature is 13°C (56°F), with maximums reaching up to 33°C (91°F) and minimums dipping as low as -2°C (29°F). It's advisable to pack a range of clothing to accommodate the varying temperatures during your travels.

May Weather in Colstrip: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Colstrip, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colstrip, May typically has an average temperature of 13°C (56°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (29°F).

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

May Precipitation in Colstrip

In Colstrip in May, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.

May Precipitation Trends in Colstrip

The chart displays monthly precipitation patterns in Colstrip, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Colstrip, May typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Colstrip

In Colstrip in May humidity is 75%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill enveloping you, making travel a bit uncomfortable, as the moisture in the air clings to your skin and can dampen your spirits as well as your clothes.

May Average Humidity in Colstrip

This chart illustrates the average monthly humidity levels in Colstrip, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Colstrip is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Colstrip

In Colstrip in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Colstrip.

Maximum UV Index Levels in Colstrip for May

The chart shows the monthly maximum UV Index (UVI) for Colstrip in May, 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 May, the maximum UV index in Colstrip typically reaches 9, which falls under the very high exposure category.

Data source: Colstrip May 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 May Weather in Colstrip Compares to Other Months

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

This table compares monthly weather conditions in Colstrip, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	16 mm (0.6 inches)	78%	low
February Weather	-7°C (19°F)	36 mm (1.4 inches)	79%	moderate
March Weather	1°C (35°F)	31 mm (1.2 inches)	71%	moderate
April Weather	6°C (44°F)	57 mm (2.2 inches)	70%	very high
May Weather	13°C (56°F)	59 mm (2.3 inches)	75%	very high
June Weather	20°C (69°F)	53 mm (2.1 inches)	82%	very high
July Weather	24°C (76°F)	32 mm (1.3 inches)	84%	very high
August Weather	23°C (73°F)	26 mm (1.0 inches)	85%	very high
September Weather	17°C (63°F)	54 mm (2.1 inches)	79%	very high
October Weather	8°C (46°F)	41 mm (1.6 inches)	75%	moderate
November Weather	2°C (37°F)	22 mm (0.9 inches)	75%	moderate
December Weather	-2°C (29°F)	25 mm (1.0 inches)	81%	low