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Weather & Climate
Salmon, Idaho, United States
Overview
Climate data and monthly weather averages for Salmon.
Key Metrics
Annual Avg
3.2°C
Summer Avg
15.8°C
Winter Avg
-9°C
Record High
35.9°C
Record Low
-35.3°C
Annual Precipitation
508 mm
Avg Humidity
69%
Summer Humidity
52%
Winter Humidity
91%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 4.4° | -9.5° | -35.3° | 42.5 | 93% | 54 | 33.2 |
| Feb | 8.7° | -8.4° | -34° | 39.8 | 91% | 77 | 33.6 |
| Mar | 16.3° | -2.9° | -25.2° | 45.6 | 80% | 123 | 36 |
| Apr | 22.7° | 1.7° | -17.6° | 50.4 | 68% | 152 | 37 |
| May | 28.9° | 7.2° | -10.1° | 59.8 | 64% | 184 | 34.9 |
| Jun | 31.8° | 12.3° | -4.6° | 57.9 | 60% | 203 | 32.6 |
| Jul | 35.9° | 18.3° | 0.9° | 24.2 | 49% | 225 | 32.8 |
| Aug | 33.7° | 16.9° | -0.2° | 26 | 46% | 192 | 31 |
| Sep | 31.8° | 11.5° | -6.1° | 34.8 | 50% | 140 | 32.8 |
| Oct | 25.6° | 3.5° | -19° | 37.8 | 63% | 93 | 33.2 |
| Nov | 16.8° | -3.1° | -28.1° | 40.8 | 77% | 55 | 33.5 |
| Dec | 6° | -9.1° | -32.1° | 48.4 | 90% | 42 | 33.9 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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