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New Canaan, CT
Full City Profile · Connecticut · Western Connecticut Planning Region County
3.5
/5.0
B+
Good
7,032
Population
4,537/sq mi density
$163,355
Median Income
$110,986 per capita
$1,115,600
Home Value
$2,042,076 Zillow
$3,501
Median Rent
30.2% income on rent
50°F
Avg Temperature
275 sunny days/yr
10
Violent Crime/100K
498 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$163,355 median income, 5.4% unemployment
C+
Affordability
2.8 / 5.0
$1,115,600 home value, $3,501/mo rent
D
Safety
1.8 / 5.0
10 violent crimes/100K
A+
Education
5.0 / 5.0
76.6% bachelor's degree or higher
New Canaan experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. The area gets 275 sunny days per year. Annual precipitation totals 48.0 inches. Air quality is rated Good with a median AQI of 39.
Temperature
27°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 49.6°F |
| 8% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 297 ft (91 m) |
| Area | 1.6 sq mi (4.0 km²) |
| Population Density | 4,537/sq mi |
| Coordinates | 41.1417°N, 73.4901°W |
| Timezone | America/New_York |
| County | Western Connecticut Planning Region County |
| Nearest Airport | Laguardia (LGA) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.3 / 100 |
| Social Vulnerability | 21.4 / 100 |
| Community Resilience | 62.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Coastal Flood | Relatively High |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 tsunamis 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 | — | 50 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 128 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 3.8 in | Coldest |
| February | 31°F (-1°C) | 3.2 in | Driest |
| March | 39°F (4°C) | 4.3 in | |
| April | 49°F (10°C) | 4.4 in | |
| May | 59°F (15°C) | 4.5 in | Wettest |
| June | 68°F (20°C) | 3.8 in | |
| July | 72°F (22°C) | 3.8 in | |
| August | 73°F (23°C) | 4.0 in | Warmest |
| September | 65°F (18°C) | 4.1 in | |
| October | 54°F (12°C) | 4.0 in | |
| November | 44°F (7°C) | 4.3 in | |
| December | 34°F (1°C) | 4.0 in |
New Canaan has a seasonal temperature swing of 46°F / from 27°F in January to 73°F in August. Total annual precipitation is 48.2 inches, with May being the wettest month (4.5") and February the driest (3.2").