Sanbornville, NH
Full City Profile · New Hampshire · Strafford County County
3.2
/5.0
B
Good
1,225
Population
761/sq mi density
$247,600
Home Value
$431,425 Zillow
$950
Median Rent
42.7% income on rent
46°F
Avg Temperature
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B
Education
3.2 / 5.0
27.7% bachelor's degree or higher
Sanbornville experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 21°F in January while summers reach 69°F in July. Annual precipitation totals 51.3 inches. The area receives 80.9 inches of snow annually.
Temperature
21°F Jan (-6°C)
69°F Jul (20°C)
| Annual Average | 45.5°F |
| 16% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 69°F (20°C) |
Geography
| Elevation | 575 ft (175 m) |
| Area | 1.6 sq mi (4.1 km²) |
| Population Density | 761/sq mi |
| Coordinates | 43.5525°N, 71.0298°W |
| Timezone | America/New_York |
| County | Strafford County County |
| Nearest Airport | Sanford Seacoast Regional (SFM) 20 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.1 / 100 |
| Social Vulnerability | 16.6 / 100 |
| Community Resilience | 73.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2008 | MAINE | Avalanche | 3.6 m | - | 110 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 3.7 in | Coldest |
| February | 23°F (-5°C) | 3.6 in | Driest |
| March | 32°F (-0°C) | 4.7 in | |
| April | 44°F (6°C) | 4.6 in | |
| May | 54°F (12°C) | 3.8 in | |
| June | 63°F (17°C) | 4.6 in | |
| July | 69°F (20°C) | 4.0 in | Warmest |
| August | 67°F (20°C) | 3.9 in | |
| September | 60°F (16°C) | 3.8 in | |
| October | 48°F (9°C) | 5.4 in | Wettest |
| November | 38°F (3°C) | 4.5 in | |
| December | 27°F (-3°C) | 4.8 in |
Sanbornville has a seasonal temperature swing of 48°F / from 21°F in January to 69°F in July. Total annual precipitation is 51.3 inches, with October being the wettest month (5.4") and February the driest (3.6").