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Weather & Climate
Great Falls, South Carolina, United States
Overview
Climate data and monthly weather averages for Great Falls.
Key Metrics
Annual Avg
17°C
Summer Avg
26.9°C
Winter Avg
6.8°C
Record High
42.8°C
Record Low
-13.4°C
Annual Precipitation
1123.1 mm
Avg Humidity
74%
Summer Humidity
69%
Winter Humidity
80%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 24.7° | 5.5° | -13.4° | 80 | 80% | 86 | 31 |
| Feb | 26.1° | 7.4° | -10.8° | 84.8 | 80% | 95 | 29 |
| Mar | 29.7° | 11.6° | -10° | 95.2 | 78% | 138 | 34.6 |
| Apr | 34.3° | 16.9° | -3.9° | 79.5 | 74% | 170 | 29.4 |
| May | 37.5° | 21.8° | 4.7° | 97 | 71% | 190 | 24.3 |
| Jun | 42.7° | 26.1° | 10.4° | 105.3 | 69% | 193 | 23.3 |
| Jul | 42.8° | 27.7° | 15° | 108.8 | 68% | 191 | 20.4 |
| Aug | 42.5° | 27° | 13° | 107.9 | 71% | 171 | 21 |
| Sep | 38.9° | 23.7° | 7.6° | 94.2 | 71% | 144 | 33.7 |
| Oct | 38.8° | 17.7° | -0.5° | 79.7 | 73% | 121 | 33.8 |
| Nov | 29.7° | 11.4° | -6.3° | 81.3 | 73% | 91 | 24.7 |
| Dec | 26.5° | 7.5° | -8.6° | 109.4 | 80% | 75 | 28.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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