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Weather & Climate
Swain County, North Carolina, United States
Overview
Climate data and monthly weather averages for Swain County.
Key Metrics
Annual Avg
12.8°C
Summer Avg
22.3°C
Winter Avg
2.8°C
Record High
38.2°C
Record Low
-19.4°C
Annual Precipitation
1394.8 mm
Avg Humidity
78%
Summer Humidity
76%
Winter Humidity
83%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 20.2° | 1.5° | -19.4° | 113.5 | 82% | 76 | 32 |
| Feb | 21.9° | 3.4° | -18.5° | 122.1 | 83% | 85 | 30.7 |
| Mar | 27° | 7.8° | -12.2° | 116.9 | 81% | 128 | 31.7 |
| Apr | 26.9° | 12.7° | -6.3° | 118.8 | 78% | 158 | 33 |
| May | 30.8° | 17.2° | -0.8° | 114.4 | 79% | 180 | 24.6 |
| Jun | 38.2° | 21.3° | 5.8° | 117 | 77% | 184 | 19.4 |
| Jul | 37.4° | 22.9° | 8.9° | 141.7 | 76% | 181 | 18.3 |
| Aug | 36.2° | 22.8° | 8.1° | 105.7 | 74% | 168 | 27 |
| Sep | 34.9° | 19.6° | 2° | 108.9 | 73% | 142 | 23.4 |
| Oct | 33.4° | 13.6° | -5° | 90.8 | 74% | 118 | 26.8 |
| Nov | 27.1° | 7.5° | -11.1° | 107.7 | 76% | 87 | 30.5 |
| Dec | 22.3° | 3.6° | -14.2° | 137.3 | 83% | 67 | 29.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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