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Weather & Climate
Mountain Home, Idaho, United States
Overview
Climate data and monthly weather averages for Mountain Home.
Key Metrics
Annual Avg
11.2°C
Summer Avg
24.1°C
Winter Avg
-0.7°C
Record High
44°C
Record Low
-21.8°C
Annual Precipitation
361.8 mm
Avg Humidity
53%
Summer Humidity
32%
Winter Humidity
76%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 16.3° | -1.6° | -21.8° | 46.5 | 79% | 56 | 45.9 |
| Feb | 17.7° | 0.9° | -12.2° | 30.8 | 72% | 79 | 47.8 |
| Mar | 25° | 5.6° | -8.4° | 41.5 | 63% | 122 | 54.4 |
| Apr | 31.9° | 9.2° | -4.8° | 34.2 | 56% | 163 | 52.2 |
| May | 39.2° | 14.9° | -2.9° | 37.2 | 49% | 205 | 53.4 |
| Jun | 42.3° | 20.3° | 2° | 19.5 | 41% | 228 | 56.4 |
| Jul | 44° | 26.7° | 8.2° | 6.8 | 29% | 242 | 42.3 |
| Aug | 41.7° | 25.4° | 8.5° | 7.8 | 27% | 208 | 56.3 |
| Sep | 39.9° | 19.6° | 1° | 14.1 | 32% | 156 | 57.1 |
| Oct | 34.2° | 11.1° | -6.8° | 27 | 47% | 107 | 50.3 |
| Nov | 24.6° | 3.8° | -14.8° | 37.5 | 63% | 62 | 54.7 |
| Dec | 16.3° | -1.5° | -19.3° | 58.9 | 76% | 45 | 58 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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