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Weather & Climate

Treasure County, Montana, United States

Overview

Climate data and monthly weather averages for Treasure County.

Key Metrics

Annual Avg
9.3°C
Summer Avg
22.5°C
Winter Avg
-2.7°C
Record High
44.7°C
Record Low
-32.6°C
Annual Precipitation
418.4 mm
Avg Humidity
58%
Summer Humidity
46%
Winter Humidity
70%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan17.2°-2.9°-27.4°15.272%5060.6
Feb19.4°-2.4°-24.6°17.468%7366
Mar27.1°3.1°-32.6°24.862%11262.1
Apr32.2°7.8°-12°46.258%14760.8
May36.2°13.5°-4.3°83.756%18565.5
Jun40.6°19.3°2.9°57.953%20652.1
Jul44.7°25°8.6°32.644%22456.2
Aug41.3°23.3°5.7°33.242%18666.9
Sep38.7°17.1°-1.6°36.347%13255.9
Oct33.8°8.5°-14.1°39.159%8958.7
Nov24.7°2.3°-23.5°15.964%5560
Dec15.9°-2.8°-26.1°16.171%3962.6

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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