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West Simsbury, CT

Full City Profile · Connecticut · Capitol Planning Region County

4.0 /5.0
A Great
2,878 Population 622/sq mi density
$191,042 Median Income $100,677 per capita
$468,400 Home Value $473,581 Zillow
$2,250 Median Rent 37.2% income on rent
49°F Avg Temperature 271 sunny days/yr
77 Violent Crime/100K 2,202 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$191,042 median income, 0.6% unemployment
A+
Affordability
5.0 / 5.0
$468,400 home value, $2,250/mo rent
F
Safety
1.0 / 5.0
77 violent crimes/100K
A+
Education
5.0 / 5.0
65.4% bachelor's degree or higher
West Simsbury experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 24°F in January while summers reach 72°F in July. The area gets 271 sunny days per year. Annual precipitation totals 51.1 inches. The area receives 51.4 inches of snow annually. Air quality is rated Good with a median AQI of 39.

Temperature

24°F Jan (-5°C) 72°F Jul (22°C)
Annual Average48.5°F
10% below US avg
January Average24°F (-5°C)
July Average72°F (22°C)
Sunny Days271 days/yr

Geography

Elevation318 ft (97 m)
Area4.4 sq mi (11.3 km²)
Population Density622/sq mi
Coordinates41.8757°N, 72.8451°W
TimezoneAmerica/New_York
CountyCapitol Planning Region County
Nearest AirportBradley International (BDL)
9 miles away

Precipitation & Snow

Annual Rainfall 51.1"
35% above US avg
Snowfall 51.4"
Wettest Month (Nov) 4.37"
Driest Month (Feb) 3.43"

Air Quality

AQI Median39.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively High
Risk Score97.4 / 100
Social Vulnerability28.1 / 100
Community Resilience64.2 / 100

Hazard Breakdown

Tornado Relatively High
Hurricane Relatively High
Earthquake Relatively Moderate
Wildfire Very Low
Flood Relatively High
Hail Relatively Moderate
Strong Wind Relatively Moderate
Heat Wave Relatively Moderate
Winter Weather Relatively High
Lightning Relatively High
Ice Storm Very High
Drought Relatively Low
Cold Wave Relatively High
Landslide Relatively Moderate
Coastal Flood Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

29 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.7. Most recent: M2.8 on Aug 5, 2025.

Oct 2, 1994 6 km W of Hardwick, Massachusetts M3.7 70 km
Jan 12, 2015 0 km NE of Wauregan, Connecticut M3.3 79 km
Oct 2, 1994 1 km NW of Hardwick, Massachusetts M3.3 75 km
Jun 16, 2000 5 km NE of Granville, Massachusetts M3.3 25 km
Dec 13, 2009 15 km N of Medusa, New York M3.2 130 km
Mar 22, 1996 2 km NE of Bristol, Rhode Island M3.1 135 km
Jul 24, 2007 12 km SSW of Altamont, New York M3.1 133 km
May 18, 2009 15 km N of Medusa, New York M3.1 130 km
Oct 28, 1991 3 km WNW of Stamford, Connecticut M3.0 108 km
Oct 21, 2009 15 km N of Medusa, New York M2.9 129 km
Sep 28, 2002 2 km N of Wilton, New Hampshire M2.8 144 km
Mar 10, 1992 2 km SW of Napeague, New York M2.8 117 km
Aug 5, 2025 1 km N of Hillsdale, New Jersey M2.8 138 km
Aug 27, 2011 5 km WSW of Altamont, New York M2.8 136 km
Mar 22, 2009 9 km SW of Altamont, New York M2.8 134 km
Apr 12, 1991 2 km ENE of North Castle, New York M2.7 105 km
Oct 13, 1999 2 km E of Littleton Common, Massachusetts M2.7 138 km
Aug 25, 2011 5 km WSW of Altamont, New York M2.7 136 km
Feb 18, 2009 15 km N of Medusa, New York M2.7 129 km
Feb 20, 2009 15 km SSW of Altamont, New York M2.7 129 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

2 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2. Most recent: Bob (1991, Cat 2).

Year Name Category Closest
1991 Bob Category 2 128 km
1985 Gloria Category 1 5 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tornado History

263 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 111 fatalities, 2,241 injuries.

Date Rating Distance Fatalities
May 29, 1995 EF4 60 km 3
Jul 10, 1989 EF4 55 km 0
Oct 3, 1979 EF4 15 km 3
Aug 28, 1973 EF4 77 km 4
Jun 9, 1953 EF4 86 km 94
Jun 1, 2011 EF3 26 km 3
Jun 22, 1981 EF3 97 km 0
Jun 16, 1974 EF3 91 km 0
Sep 13, 1971 EF3 53 km 0
Jul 29, 1971 EF3 40 km 0
Oct 3, 1970 EF3 75 km 1
May 24, 1962 EF3 43 km 1
May 10, 1954 EF3 31 km 0
Jun 9, 1953 EF3 95 km 0
Aug 21, 1951 EF3 44 km 0
May 15, 2018 EF2 81 km 0
Jul 11, 2006 EF2 84 km 0
Jul 21, 2003 EF2 100 km 0
Jul 21, 2003 EF2 92 km 0
Jun 23, 2001 EF2 24 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 0.3 m (1 ft).

Year Location Cause Max Wave Deaths Distance
1964 LONG ISLAND, NY Meteorological 0.3 m 122 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: EAST MOUNTAIN (964 ac, 2021).

Year Name Acres Distance
2021 EAST MOUNTAIN 964 98 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-5°C) 3.6 in Coldest
February 25°F (-4°C) 3.4 in Driest
March 34°F (1°C) 3.9 in
April 45°F (7°C) 4.1 in
May 56°F (14°C) 4.3 in
June 65°F (18°C) 4.0 in
July 72°F (22°C) 3.8 in Warmest
August 69°F (20°C) 4.1 in
September 61°F (16°C) 4.0 in
October 50°F (10°C) 3.9 in
November 40°F (5°C) 4.4 in Wettest
December 29°F (-1°C) 4.1 in

West Simsbury has a seasonal temperature swing of 48°F / from 24°F in January to 72°F in July. Total annual precipitation is 47.6 inches, with November being the wettest month (4.4") and February the driest (3.4").

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