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Weather & Climate
Greybull, Wyoming, United States
Overview
Climate data and monthly weather averages for Greybull.
Key Metrics
Annual Avg
9.1°C
Summer Avg
22.4°C
Winter Avg
-2.8°C
Record High
41.4°C
Record Low
-25.6°C
Annual Precipitation
331.3 mm
Avg Humidity
53%
Summer Humidity
41%
Winter Humidity
65%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 14.8° | -2.9° | -25.6° | 15.5 | 67% | 57 | 48.9 |
| Feb | 17.9° | -2° | -23.8° | 18.8 | 62% | 77 | 53.7 |
| Mar | 25° | 3.3° | -18.4° | 22 | 57% | 125 | 53.6 |
| Apr | 29.9° | 7.4° | -9.2° | 34.8 | 54% | 160 | 51.9 |
| May | 34.6° | 13.1° | -6.1° | 56.1 | 52% | 194 | 48.3 |
| Jun | 40° | 19.4° | 2.2° | 41.1 | 47% | 216 | 49.3 |
| Jul | 41.4° | 24.8° | 8.5° | 20.2 | 39% | 225 | 41.7 |
| Aug | 40.3° | 23° | 5.3° | 21.1 | 37% | 191 | 56.1 |
| Sep | 37.1° | 16.9° | -3.3° | 34.5 | 43% | 145 | 47.1 |
| Oct | 31.3° | 8.2° | -15.2° | 31.9 | 55% | 99 | 47.7 |
| Nov | 21.2° | 1.7° | -18.1° | 19.5 | 60% | 61 | 49.7 |
| Dec | 15.6° | -3.4° | -23.6° | 15.8 | 67% | 45 | 49.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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