Castleton, Vermont Climate
United States
Pop. 1,485 Elev. 139 m / 456 ft
TZ: America/New_York (UTC-4) ·
Castleton sees mild summers peaking at 83°F (28°C) in July, and frigid winters that bottom out around 14°F (-10°C) in February. Humidity pushes the summer feels-like temperature to around 88°F (31°C). Precipitation occurs on roughly 54 days per year (34.3 in / 870 mm total), with snow on 11 days and 75 in (1917 mm) of annual accumulation. Overcast skies are common, with only 103 sunny days per year. Nearby lake water reaches 72°F (22°C) in summer.
| Temperature | 83°F (28°C) high | 14°F (-10°C) low |
| Feels like | 88°F (31°C) high | 8°F (-13°C) low |
| Rain | 54 days | 34.3 in (870 mm) /yr |
| Snow | 11 days | 75.5 in (1917 mm) /yr |
| Sky | 103 sunny | 18 stormy |
| Wind | 2.4 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
63
Jan 67
Feb 63
Mar 68
Apr 78
May 61
Jun 54
Jul 42
Aug 44
Sep 47
Oct 67
Nov 69
Dec Humidity (%)
62
Jan 66
Feb 57
Mar 57
Apr 73
May 70
Jun 68
Jul 64
Aug 66
Sep 70
Oct 72
Nov 69
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 13 mi Rutland - Southern Vermont Regional Airport (RUT)
Ski resort 17 mi Pico Mountain Resort
National park 89 mi Connecticut River Greenway State Park
Mountain peak
(5,305 ft) 51 mi Mount Marcy
Hospital 11 mi Rutland Regional Medical Center
Hiking trail 13 mi Champlain Valley Trail (Whitehall to Ticonderoga)
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 28°F -2°C | 15°F -10°C | 0.3 in 9 mm | 13.0 in331 mm | 6 |
| February | 30°F -1°C | 14°F -10°C | 1.0 in 24 mm | 27.9 in709 mm | 5 |
| March | 49°F 9°C | 28°F -2°C | 3.0 in 75 mm | 5.0 in127 mm | 10 |
| April | 58°F 14°C | 38°F 3°C | 3.1 in 80 mm | 4.8 in122 mm | 6 |
| May | 65°F 18°C | 49°F 9°C | 7.9 in 200 mm | — | 4 |
| June | 77°F 25°C | 59°F 15°C | 2.6 in 66 mm | — | 8 |
| July | 83°F 28°C | 64°F 18°C | 3.1 in 78 mm | — | 11 |
| August | 79°F 26°C | 56°F 14°C | 0.9 in 23 mm | — | 14 |
| September | 74°F 23°C | 51°F 11°C | 2.7 in 69 mm | — | 15 |
| October | 60°F 15°C | 41°F 5°C | 5.7 in 145 mm | — | 15 |
| November | 42°F 6°C | 31°F -1°C | 2.6 in 67 mm | 6.2 in156 mm | 6 |
| December | 30°F -1°C | 15°F -10°C | 1.4 in 35 mm | 18.6 in473 mm | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 6 | 0 |
| February | 5 | 0 |
| March | 10 | 0 |
| April | 6 | 1 |
| May | 4 | 4 |
| June | 8 | 3 |
| July | 11 | 4 |
| August | 14 | 0 |
| September | 15 | 2 |
| October | 15 | 2 |
| November | 6 | 1 |
| December | 3 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 40°F 4°C |
| May | 52°F 11°C |
| June | 63°F 17°C |
| July | 72°F 22°C |
| August | 69°F 20°C |
| September | 62°F 17°C |
| October | 52°F 11°C |
| November | 39°F 4°C |
| December | 32°F 0°C |