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Milton Mills, NH
Full City Profile · New Hampshire · York County County
2.3
/5.0
C
Fair
126
Population
147/sq mi density
44°F
Avg Temperature
259 sunny days/yr
328
Violent Crime/100K
3,545 property/100K
C
Overall
2.3 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
328 violent crimes/100K
B+
Education
3.7 / 5.0
33.3% bachelor's degree or higher
Milton Mills has a cool climate with an average annual temperature of 44°F (7°C). Winters average 19°F in January while summers reach 68°F in July. The area gets 259 sunny days per year. Annual precipitation totals 52.1 inches. The area receives 80.9 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
19°F Jan (-7°C)
68°F Jul (20°C)
| Annual Average | 44.0°F |
| 19% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 259 days/yr |
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
| AQI Median | 37.0 |
| Rating | Good |
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 | 19°F (-7°C) | 3.5 in | Coldest |
| February | 22°F (-5°C) | 3.7 in | |
| March | 32°F (-0°C) | 3.9 in | |
| April | 43°F (6°C) | 4.3 in | |
| May | 54°F (12°C) | 4.0 in | |
| June | 63°F (17°C) | 3.7 in | |
| July | 68°F (20°C) | 3.7 in | Warmest |
| August | 67°F (19°C) | 3.7 in | |
| September | 58°F (15°C) | 3.4 in | Driest |
| October | 47°F (9°C) | 4.2 in | |
| November | 37°F (3°C) | 5.2 in | Wettest |
| December | 26°F (-4°C) | 4.4 in |
Milton Mills has a seasonal temperature swing of 50°F / from 19°F in January to 68°F in July. Total annual precipitation is 47.4 inches, with November being the wettest month (5.2") and September the driest (3.4").