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New London, NH
Full City Profile · New Hampshire · Merrimack County County
3.7
/5.0
B+
Good
1,398
Population
1,259/sq mi density
$85,938
Median Income
$24,460 per capita
$365,800
Home Value
$686,070 Zillow
$1,558
Median Rent
33.0% income on rent
46°F
Avg Temperature
246 sunny days/yr
22
Violent Crime/100K
649 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$85,938 median income, 2.3% unemployment
A
Affordability
4.3 / 5.0
$365,800 home value, $1,558/mo rent
F
Safety
1.0 / 5.0
22 violent crimes/100K
A+
Education
5.0 / 5.0
53.7% bachelor's degree or higher
New London experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 22°F in January while summers reach 68°F in July. The area gets 246 sunny days per year. Annual precipitation totals 48.6 inches. Air quality is rated Good with a median AQI of 37.
Temperature
22°F Jan (-6°C)
68°F Jul (20°C)
| Annual Average | 45.5°F |
| 16% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 1,275 ft (389 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 1,259/sq mi |
| Coordinates | 43.4157°N, 71.9861°W |
| Timezone | America/New_York |
| County | Merrimack County County |
| Nearest Airport | Manchester Boston Regional (MHT) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0420 ppm |
| SO₂ (Sulfur Dioxide) | 0.53 ppb |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 78.2 / 100 |
| Social Vulnerability | 15.0 / 100 |
| Community Resilience | 80.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 2.9 in | Driest |
| February | 21°F (-6°C) | 3.0 in | Coldest |
| March | 30°F (-1°C) | 3.2 in | |
| April | 42°F (5°C) | 3.5 in | |
| May | 54°F (12°C) | 4.1 in | |
| June | 63°F (17°C) | 3.7 in | |
| July | 68°F (20°C) | 3.7 in | Warmest |
| August | 66°F (19°C) | 4.0 in | |
| September | 57°F (14°C) | 3.3 in | |
| October | 46°F (8°C) | 3.7 in | |
| November | 36°F (2°C) | 4.2 in | Wettest |
| December | 24°F (-4°C) | 3.8 in |
New London has a seasonal temperature swing of 48°F / from 21°F in February to 68°F in July. Total annual precipitation is 43.1 inches, with November being the wettest month (4.2") and January the driest (2.9").