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Weather & Climate
Hanahan, South Carolina, United States
Overview
Available climate summaries for Hanahan. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
19°C
Summer Avg
27.2°C
Winter Avg
10.3°C
Record High
39°C
Record Low
-7.7°C
Annual Precipitation
1245.3 mm
Avg Humidity
78%
Summer Humidity
77%
Winter Humidity
81%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 25.6° | 9° | -7.7° | 61.4 | 80% | 92 | 38.6 |
| Feb | 26.4° | 10.8° | -6° | 83.7 | 80% | 102 | 36 |
| Mar | 29.4° | 14.3° | -3.6° | 84 | 78% | 147 | 39.7 |
| Apr | 34.3° | 18.6° | 1.7° | 81.6 | 75% | 182 | 39.6 |
| May | 39° | 23.1° | 8.4° | 92.4 | 73% | 202 | 29.3 |
| Jun | 38.9° | 26.5° | 15.2° | 140.4 | 76% | 194 | 36.4 |
| Jul | 38.4° | 27.8° | 17.4° | 146.9 | 76% | 197 | 28.4 |
| Aug | 38.4° | 27.3° | 16.9° | 170.5 | 79% | 177 | 31.9 |
| Sep | 36.4° | 24.7° | 11.7° | 118.8 | 80% | 148 | 45.6 |
| Oct | 35.6° | 20° | 1.5° | 104.8 | 78% | 130 | 44.4 |
| Nov | 30.1° | 14.4° | -3.6° | 69.3 | 79% | 99 | 33.4 |
| Dec | 26.4° | 11.2° | -7° | 91.5 | 82% | 82 | 40.1 |
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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