Erwin, Tennessee Climate
United States
Pop. 5,979 Elev. 514 m / 1,686 ft
TZ: America/New_York (UTC-4) ·
Summers in Erwin are warm, with July highs around 88°F (31°C), while winters are cold with January lows of 25°F (-4°C). Humidity pushes the summer feels-like temperature to around 99°F (37°C). Expect around 76 rainy days annually (42.0 in / 1066 mm total), with snow on 2 days and 20 in (519 mm) of annual accumulation. The city averages 116 sunny days per year and around 44 thunderstorm days. Nearby lake water reaches 82°F (28°C) in summer.
| Temperature | 88°F (31°C) high | 25°F (-4°C) low |
| Feels like | 99°F (37°C) high | 21°F (-6°C) low |
| Rain | 76 days | 42.0 in (1066 mm) /yr |
| Snow | 2 days | 20.4 in (519 mm) /yr |
| Sky | 116 sunny | 44 stormy |
| Wind | 2.2 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
49
Jan 58
Feb 51
Mar 66
Apr 71
May 56
Jun 53
Jul 54
Aug 49
Sep 43
Oct 47
Nov 62
Dec Humidity (%)
54
Jan 61
Feb 47
Mar 61
Apr 72
May 72
Jun 70
Jul 71
Aug 72
Sep 68
Oct 63
Nov 66
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 23 mi Tri-Cities Regional TN/VA Airport (TRI)
Ski resort 14 mi Hatley Pointe
National park 56 mi Panther Creek State Park
Mountain peak
(5,181 ft) 7 mi Unaka Mountain
Hospital 1 mi Unicoi County Memorial Hospital
Hiking trail 23 mi Woody Ridge Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 40°F 4°C | 25°F -4°C | 1.6 in 42 mm | 9.7 in245 mm | 13 |
| February | 54°F 12°C | 35°F 2°C | 4.8 in 122 mm | 2.8 in70 mm | 8 |
| March | 65°F 18°C | 41°F 5°C | 2.3 in 57 mm | 0.6 in14 mm | 11 |
| April | 72°F 22°C | 51°F 11°C | 4.7 in 120 mm | — | 6 |
| May | 72°F 22°C | 56°F 13°C | 6.8 in 173 mm | — | 3 |
| June | 83°F 29°C | 64°F 18°C | 3.7 in 93 mm | — | 9 |
| July | 88°F 31°C | 69°F 21°C | 2.7 in 68 mm | — | 11 |
| August | 81°F 27°C | 64°F 18°C | 3.3 in 83 mm | — | 9 |
| September | 78°F 26°C | 58°F 14°C | 2.6 in 67 mm | — | 12 |
| October | 68°F 20°C | 47°F 8°C | 3.5 in 90 mm | — | 16 |
| November | 58°F 15°C | 40°F 4°C | 3.0 in 77 mm | 1.2 in30 mm | 12 |
| December | 50°F 10°C | 32°F 0°C | 2.9 in 73 mm | 6.3 in160 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 8 | 4 |
| March | 11 | 2 |
| April | 6 | 4 |
| May | 3 | 9 |
| June | 9 | 5 |
| July | 11 | 5 |
| August | 9 | 5 |
| September | 12 | 3 |
| October | 16 | 3 |
| November | 12 | 4 |
| December | 6 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 34°F 1°C |
| February | 37°F 3°C |
| March | 46°F 8°C |
| April | 58°F 14°C |
| May | 66°F 19°C |
| June | 78°F 26°C |
| July | 82°F 28°C |
| August | 78°F 26°C |
| September | 71°F 22°C |
| October | 62°F 17°C |
| November | 49°F 9°C |
| December | 39°F 4°C |