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Weather & Climate
South Boston, Virginia, United States
Overview
Climate data and monthly weather averages for South Boston.
Key Metrics
Annual Avg
14.8°C
Summer Avg
25.4°C
Winter Avg
3.9°C
Record High
40.6°C
Record Low
-18.8°C
Annual Precipitation
1172.4 mm
Avg Humidity
76%
Summer Humidity
71%
Winter Humidity
81%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 22.8° | 2.5° | -14° | 72.9 | 81% | 78 | 38.7 |
| Feb | 24.8° | 4.4° | -15.6° | 71.4 | 80% | 90 | 38.7 |
| Mar | 28.7° | 8.8° | -18.8° | 95.2 | 78% | 131 | 39.1 |
| Apr | 31.9° | 14.6° | -4.3° | 88.8 | 76% | 163 | 35.4 |
| May | 35.2° | 19.4° | 1.7° | 103.9 | 77% | 183 | 31.7 |
| Jun | 40.6° | 24.2° | 8.4° | 117.6 | 73% | 193 | 27.5 |
| Jul | 40.4° | 26.4° | 13.5° | 116.3 | 70% | 190 | 23.1 |
| Aug | 40.1° | 25.7° | 11.5° | 114.7 | 71% | 169 | 37.5 |
| Sep | 37.6° | 21.9° | 5.2° | 113.1 | 74% | 136 | 47.6 |
| Oct | 38.6° | 15.4° | -2.6° | 93 | 76% | 111 | 33.4 |
| Nov | 27.6° | 9° | -7.3° | 90 | 77% | 84 | 32.8 |
| Dec | 24.5° | 4.8° | -14.9° | 95.5 | 82% | 68 | 34.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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