Guilford, PA
Full City Profile · Pennsylvania · Franklin County County
4.3
/5.0
A
Great
3,673
Population
2,370/sq mi density
$121,112
Median Income
$45,086 per capita
$270,800
Home Value
$276,547 Zillow
$1,135
Median Rent
14.0% income on rent
53°F
Avg Temperature
A
Overall
4.3 / 5.0
Strong
A
Economy
4.4 / 5.0
$121,112 median income, 6.2% unemployment
A+
Affordability
5.0 / 5.0
$270,800 home value, $1,135/mo rent
B
Education
3.4 / 5.0
30.3% bachelor's degree or higher
Guilford 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 43.5 inches. The area receives 30.8 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 773 ft (236 m) |
| Area | 1.3 sq mi (3.4 km²) |
| Population Density | 2,370/sq mi |
| Coordinates | 39.9173°N, 77.5995°W |
| Timezone | America/New_York |
| County | Franklin County County |
| Nearest Airport | Hagerstown Regional/Richard A Henson Field (HGR) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
| Good Days % | 93.3% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0449 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.4 / 100 |
| Social Vulnerability | 32.4 / 100 |
| Community Resilience | 63.5 / 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 Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.2 in | Coldest |
| February | 33°F (0°C) | 2.6 in | Driest |
| March | 41°F (5°C) | 3.6 in | |
| April | 52°F (11°C) | 4.0 in | |
| May | 62°F (17°C) | 4.1 in | |
| June | 71°F (22°C) | 4.1 in | |
| July | 75°F (24°C) | 3.8 in | Warmest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 4.1 in | Wettest |
| October | 54°F (12°C) | 3.5 in | |
| November | 44°F (6°C) | 3.1 in | |
| December | 34°F (1°C) | 3.5 in |
Guilford has a seasonal temperature swing of 45°F / from 30°F in January to 75°F in July. Total annual precipitation is 43.5 inches, with September being the wettest month (4.1") and February the driest (2.6").