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Weather & Climate
Surfside Beach, South Carolina, United States
Overview
Climate data and monthly weather averages for Surfside Beach.
Key Metrics
Annual Avg
19.8°C
Summer Avg
26.9°C
Winter Avg
12.6°C
Record High
33.1°C
Record Low
-2.9°C
Annual Precipitation
1448.3 mm
Avg Humidity
79%
Summer Humidity
80%
Winter Humidity
79%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 21.9° | 11.6° | -2.9° | 68.8 | 79% | 83 | 61.1 |
| Feb | 21.1° | 12.5° | -2.2° | 92.7 | 79% | 94 | 57.5 |
| Mar | 24.4° | 14.9° | 0.7° | 95.5 | 79% | 141 | 63.1 |
| Apr | 27.9° | 18.4° | 5.8° | 83.4 | 79% | 177 | 59.4 |
| May | 31.7° | 22.4° | 11.5° | 107.3 | 79% | 199 | 53.9 |
| Jun | 32.7° | 26° | 17.9° | 148.5 | 80% | 195 | 53.1 |
| Jul | 33.1° | 27.4° | 22.3° | 175.8 | 80% | 195 | 62 |
| Aug | 32.2° | 27.3° | 20.7° | 189.1 | 81% | 175 | 73.7 |
| Sep | 31.3° | 25.5° | 16.1° | 172.2 | 79% | 144 | 79.1 |
| Oct | 29.4° | 21.5° | 8.6° | 117.8 | 77% | 123 | 76.5 |
| Nov | 25° | 16.7° | 3.1° | 91.5 | 77% | 90 | 57.1 |
| Dec | 23.1° | 13.8° | -2.8° | 105.7 | 80% | 75 | 60.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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