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Weather & Climate
Teton County, Montana, United States
Overview
Available climate summaries for Teton County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
4.1°C
Summer Avg
15.9°C
Winter Avg
-6.7°C
Record High
35.5°C
Record Low
-34.1°C
Annual Precipitation
634.8 mm
Avg Humidity
72%
Summer Humidity
58%
Winter Humidity
87%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 9.8° | -6.4° | -31.6° | 45.9 | 88% | 43 | 55.5 |
| Feb | 10.4° | -6.7° | -33.8° | 43.7 | 86% | 67 | 53.9 |
| Mar | 21.6° | -2.2° | -32.1° | 52.1 | 80% | 107 | 49.5 |
| Apr | 24.8° | 2.4° | -19.5° | 62.1 | 72% | 139 | 51.8 |
| May | 28.2° | 8.1° | -11.5° | 82.8 | 68% | 172 | 40.5 |
| Jun | 31.5° | 12.8° | -2.4° | 90 | 66% | 193 | 38.1 |
| Jul | 35.5° | 18° | 2.2° | 29.8 | 55% | 226 | 33.8 |
| Aug | 35.3° | 16.8° | 2° | 37.5 | 54% | 184 | 35.9 |
| Sep | 31° | 11.3° | -10.4° | 46.5 | 61% | 128 | 37.1 |
| Oct | 25.5° | 4° | -18.9° | 49.6 | 71% | 81 | 43.9 |
| Nov | 18.6° | -1.9° | -27.5° | 47.7 | 79% | 44 | 51.4 |
| Dec | 6.9° | -6.9° | -34.1° | 47.1 | 87% | 33 | 50 |
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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