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Bethlehem, NH
Full City Profile · New Hampshire · Essex County County
3.7
/5.0
B+
Good
1,097
Population
673/sq mi density
$65,556
Median Income
$32,722 per capita
$243,000
Home Value
$343,664 Zillow
$1,066
Median Rent
24.0% income on rent
42°F
Avg Temperature
251 sunny days/yr
195
Violent Crime/100K
779 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$65,556 median income, 1.3% unemployment
A+
Affordability
4.6 / 5.0
$243,000 home value, $1,066/mo rent
F
Safety
1.0 / 5.0
195 violent crimes/100K
A+
Education
5.0 / 5.0
53.0% bachelor's degree or higher
Bethlehem has a cool climate with an average annual temperature of 42°F (6°C). Winters average 16°F in January while summers reach 66°F in July. The area gets 251 sunny days per year. Annual precipitation totals 41.0 inches. The area receives 100.9 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
16°F Jan (-9°C)
66°F Jul (19°C)
| Annual Average | 42.1°F |
| 22% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 1,466 ft (447 m) |
| Area | 1.6 sq mi (4.2 km²) |
| Population Density | 673/sq mi |
| Coordinates | 44.2787°N, 71.6890°W |
| Timezone | America/New_York |
| County | Essex County County |
| Nearest Airport | Mount Washington Regional (HIE) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 3.2 / 100 |
| Social Vulnerability | 14.8 / 100 |
| Community Resilience | 38.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 2.7 in | Coldest |
| February | 18°F (-8°C) | 2.2 in | Driest |
| March | 28°F (-2°C) | 2.8 in | |
| April | 40°F (5°C) | 2.9 in | |
| May | 53°F (12°C) | 3.6 in | |
| June | 62°F (16°C) | 3.8 in | |
| July | 66°F (19°C) | 3.9 in | Warmest |
| August | 64°F (18°C) | 4.5 in | Wettest |
| September | 56°F (13°C) | 3.6 in | |
| October | 45°F (7°C) | 3.3 in | |
| November | 34°F (1°C) | 3.4 in | |
| December | 21°F (-6°C) | 3.4 in |
Bethlehem has a seasonal temperature swing of 51°F / from 16°F in January to 66°F in July. Total annual precipitation is 40.0 inches, with August being the wettest month (4.5") and February the driest (2.2").