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Weather & Climate
Grant County, Oklahoma, United States
Overview
Available climate summaries for Grant County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
14.9°C
Summer Avg
27.3°C
Winter Avg
1.9°C
Record High
45.5°C
Record Low
-21.6°C
Annual Precipitation
841.2 mm
Avg Humidity
66%
Summer Humidity
62%
Winter Humidity
71%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 23.7° | 0.9° | -21.6° | 27.6 | 71% | 84 | 53.7 |
| Feb | 24.9° | 2.8° | -19.4° | 34.4 | 70% | 95 | 51.1 |
| Mar | 30° | 9.2° | -17° | 56.7 | 67% | 138 | 60.9 |
| Apr | 36.1° | 14.8° | -5.3° | 81.3 | 64% | 166 | 61.9 |
| May | 40.1° | 20.3° | 1.1° | 125.5 | 68% | 189 | 50.9 |
| Jun | 42.4° | 25.9° | 9.7° | 118.8 | 66% | 210 | 54.9 |
| Jul | 44.7° | 28.6° | 13.9° | 89.6 | 60% | 213 | 44.8 |
| Aug | 45.5° | 27.4° | 11.2° | 96.7 | 61% | 190 | 43.1 |
| Sep | 42° | 22.8° | 6.2° | 68.4 | 62% | 153 | 58.5 |
| Oct | 35.1° | 15.1° | -6.1° | 77.8 | 64% | 120 | 55.8 |
| Nov | 30.2° | 8.3° | -8.7° | 30.9 | 68% | 88 | 59.1 |
| Dec | 22.6° | 2.1° | -16.5° | 33.5 | 73% | 72 | 56.2 |
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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