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Weather & Climate
Sulphur, Oklahoma, United States
Overview
Climate data and monthly weather averages for Sulphur.
Key Metrics
Annual Avg
16.6°C
Summer Avg
27.8°C
Winter Avg
5°C
Record High
46°C
Record Low
-14.6°C
Annual Precipitation
1001.7 mm
Avg Humidity
70%
Summer Humidity
65%
Winter Humidity
74%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 24.8° | 3.9° | -14.4° | 47.4 | 74% | 85 | 59.9 |
| Feb | 28.7° | 6° | -14.6° | 56.8 | 75% | 93 | 55.4 |
| Mar | 33.5° | 11.5° | -11° | 76.6 | 73% | 135 | 56.6 |
| Apr | 36.2° | 16.5° | -2.8° | 96.6 | 72% | 161 | 58.2 |
| May | 38.2° | 21.2° | 1.1° | 145.4 | 75% | 179 | 50.3 |
| Jun | 42.4° | 26° | 12.5° | 114 | 71% | 201 | 51.8 |
| Jul | 44.6° | 28.7° | 15.7° | 79.4 | 63% | 209 | 34.7 |
| Aug | 46° | 28.7° | 14.3° | 79.4 | 60% | 189 | 35.7 |
| Sep | 41.9° | 24.1° | 7.2° | 91.5 | 65% | 151 | 53.7 |
| Oct | 34.7° | 17.2° | -5.1° | 101.4 | 67% | 122 | 46.5 |
| Nov | 29.4° | 10.8° | -8° | 53.7 | 71% | 89 | 53 |
| Dec | 26° | 5° | -14.2° | 59.5 | 74% | 74 | 58.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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