Little Britain, PA
Full City Profile · Pennsylvania · Harford County County
3.4
/5.0
B
Good
336
Population
232/sq mi density
$358,100
Home Value
$454,374 Zillow
53°F
Avg Temperature
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B
Education
3.4 / 5.0
29.8% bachelor's degree or higher
Little Britain experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 30°F in January while summers reach 75°F in July. Annual precipitation totals 48.4 inches. The area receives 18.1 inches of snow annually.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 52.7°F |
| 2% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 481 ft (147 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 232/sq mi |
| Coordinates | 39.7790°N, 76.1087°W |
| Timezone | America/New_York |
| County | Harford County County |
| Nearest Airport | Reading Regional/Carl A Spaatz Field (RDG) 42 miles away |
Precipitation & Snow
Air Quality
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0479 ppm |
| PM2.5 (Fine Particles) | 7.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 72.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 91.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 143 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 78 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.5 in | Coldest |
| February | 32°F (0°C) | 2.9 in | Driest |
| March | 41°F (5°C) | 4.2 in | |
| April | 52°F (11°C) | 3.8 in | |
| May | 61°F (16°C) | 3.6 in | |
| June | 70°F (21°C) | 4.5 in | |
| July | 75°F (24°C) | 4.5 in | Warmest |
| August | 73°F (23°C) | 4.7 in | |
| September | 66°F (19°C) | 5.2 in | Wettest |
| October | 54°F (12°C) | 4.1 in | |
| November | 43°F (6°C) | 3.4 in | |
| December | 35°F (2°C) | 4.1 in |
Little Britain has a seasonal temperature swing of 44°F / from 30°F in January to 75°F in July. Total annual precipitation is 48.4 inches, with September being the wettest month (5.2") and February the driest (2.9").