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Weather & Climate
Rosebud County, Montana, United States
Overview
Available climate summaries for Rosebud County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
9.2°C
Summer Avg
22.5°C
Winter Avg
-2.8°C
Record High
44.6°C
Record Low
-31.4°C
Annual Precipitation
414.5 mm
Avg Humidity
58%
Summer Humidity
47%
Winter Humidity
70%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 17° | -3° | -28° | 13.3 | 72% | 50 | 59.7 |
| Feb | 19.5° | -2.6° | -25.1° | 16 | 68% | 73 | 69 |
| Mar | 27.8° | 2.9° | -31.4° | 23.9 | 62% | 112 | 62.1 |
| Apr | 32.1° | 7.8° | -12° | 45.3 | 58% | 147 | 62 |
| May | 36.3° | 13.4° | -4.1° | 86.8 | 56% | 185 | 67.6 |
| Jun | 40.4° | 19.4° | 2.4° | 59.4 | 53% | 206 | 53.6 |
| Jul | 44.6° | 24.9° | 8.7° | 35.3 | 44% | 224 | 56.4 |
| Aug | 42.2° | 23.2° | 5.5° | 32.9 | 43% | 186 | 71.4 |
| Sep | 38.9° | 17.1° | -1.3° | 36 | 48% | 132 | 55.2 |
| Oct | 33.9° | 8.5° | -14.5° | 36.9 | 59% | 89 | 59.8 |
| Nov | 24.8° | 2.2° | -23.2° | 14.1 | 64% | 55 | 60.3 |
| Dec | 15.9° | -2.9° | -27.8° | 14.6 | 71% | 39 | 62.3 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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