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Weather & Climate
Holly Hill, South Carolina, United States
Overview
Climate data and monthly weather averages for Holly Hill.
Key Metrics
Annual Avg
18°C
Summer Avg
27.2°C
Winter Avg
8.5°C
Record High
41.8°C
Record Low
-10.9°C
Annual Precipitation
1177.4 mm
Avg Humidity
76%
Summer Humidity
74%
Winter Humidity
80%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 27.1° | 7.1° | -10.6° | 69.1 | 80% | 89 | 41.6 |
| Feb | 27.2° | 9.1° | -6.9° | 88.2 | 80% | 98 | 38.6 |
| Mar | 29.4° | 13.1° | -5.6° | 87.4 | 79% | 141 | 43.6 |
| Apr | 34.8° | 17.9° | -1.4° | 79.5 | 75% | 175 | 43.8 |
| May | 39.2° | 22.7° | 6.9° | 97.6 | 72% | 193 | 34.2 |
| Jun | 40.9° | 26.4° | 13° | 129.3 | 73% | 192 | 40.3 |
| Jul | 40.9° | 27.9° | 16.3° | 136.7 | 72% | 193 | 28.4 |
| Aug | 41.8° | 27.2° | 14.6° | 133.9 | 76% | 173 | 32.1 |
| Sep | 38.5° | 24.3° | 9.4° | 100.8 | 75% | 145 | 53.3 |
| Oct | 38.4° | 18.9° | -0.3° | 86.8 | 75% | 124 | 59.7 |
| Nov | 29.8° | 12.8° | -6.3° | 70.5 | 75% | 94 | 37.7 |
| Dec | 27.1° | 9.2° | -10.9° | 97.6 | 80% | 79 | 39.9 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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