Milton Mills, NH
Full City Profile · New Hampshire · York County County
3.7
/5.0
B+
Good
126
Population
147/sq mi density
46°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Education
3.7 / 5.0
33.3% bachelor's degree or higher
Milton Mills 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 | 561 ft (171 m) |
| Area | 0.9 sq mi (2.2 km²) |
| Population Density | 147/sq mi |
| Coordinates | 43.5065°N, 70.9668°W |
| Timezone | America/New_York |
| County | York County County |
| Nearest Airport | Sanford Seacoast Regional (SFM) 15 miles away |
Precipitation & Snow
Air Quality
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0395 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 81.5 / 100 |
| Social Vulnerability | 16.3 / 100 |
| Community Resilience | 84.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | Relatively High |
| Avalanche | Very 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 | - | 107 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 |
Milton Mills 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").