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Castleton, VT
Full City Profile · Vermont · Rutland County County
3.0
/5.0
B
Good
1,058
Population
840/sq mi density
$276,800
Home Value
$315,505 Zillow
48°F
Avg Temperature
246 sunny days/yr
67
Violent Crime/100K
710 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
67 violent crimes/100K
A+
Education
5.0 / 5.0
50.6% bachelor's degree or higher
Castleton experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 21°F in January while summers reach 72°F in July. The area gets 246 sunny days per year. Annual precipitation totals 42.6 inches. Air quality is rated Good with a median AQI of 31.
Temperature
21°F Jan (-6°C)
72°F Jul (22°C)
| Annual Average | 47.9°F |
| 11% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 480 ft (146 m) |
| Area | 1.3 sq mi (3.3 km²) |
| Population Density | 840/sq mi |
| Coordinates | 43.6054°N, 73.1848°W |
| Timezone | America/New_York |
| County | Rutland County County |
| Nearest Airport | Rutland/Southern Vermont Regional (RUT) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 31.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0393 ppm |
| NO₂ (Nitrogen Dioxide) | 8.9 ppb |
| SO₂ (Sulfur Dioxide) | 0.27 ppb |
| CO (Carbon Monoxide) | 0.38 ppm |
| PM2.5 (Fine Particles) | 7.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 50.5 / 100 |
| Social Vulnerability | 23.6 / 100 |
| Community Resilience | 77.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 2.4 in | Coldest |
| February | 21°F (-6°C) | 2.1 in | Driest |
| March | 32°F (-0°C) | 2.5 in | |
| April | 44°F (7°C) | 2.8 in | |
| May | 57°F (14°C) | 3.5 in | |
| June | 65°F (18°C) | 3.2 in | |
| July | 72°F (22°C) | 3.3 in | Warmest |
| August | 68°F (20°C) | 4.1 in | Wettest |
| September | 59°F (15°C) | 3.4 in | |
| October | 48°F (9°C) | 3.0 in | |
| November | 38°F (3°C) | 3.2 in | |
| December | 25°F (-4°C) | 2.8 in |
Castleton has a seasonal temperature swing of 51°F / from 21°F in January to 72°F in July. Total annual precipitation is 36.1 inches, with August being the wettest month (4.1") and February the driest (2.1").