Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bridgeville experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 35°F in January while summers reach 77°F in July. The area gets 293 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 46.3 inches (wetter than the 38-inch national average). The area receives 12.8 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 42 feet.
Temperature
35°F Jan (1°C)77°F Jul (25°C)
Annual Average
55.4°F
3% above US avg
January Average
35°F (1°C)
July Average
77°F (25°C)
Sunny Days
293 days/yr
Geography
Elevation
42 ft (13 m)
Area
4.6 sq mi (12.0 km²)
Population Density
550/sq mi
Coordinates
38.7252°N, 75.6029°W
Timezone
America/New_York
County
Sussex County County
Nearest Airport
Cambridge-Dorchester Regional (CGE) 26 miles away
Precipitation & Snow
Annual Rainfall46.3"
22% above US avg
Snowfall12.8"
Wettest Month (Jul)4.33"
Driest Month (Feb)3.07"
Air Quality
AQI Median
41.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
94.2 / 100
Social Vulnerability
70.4 / 100
Community Resilience
59.8 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Relatively High
Earthquake
Relatively Low
Wildfire
Relatively Low
Flood
Relatively Moderate
Hail
Relatively Low
Strong Wind
Relatively High
Heat Wave
Relatively Moderate
Winter Weather
Very High
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively Moderate
Cold Wave
Relatively High
Landslide
Very Low
Coastal Flood
Very High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.2.
Oct 23, 1990
3 km W of Hancocks Bridge, New Jersey
M3.2
88 km
10 km
Jul 1, 2009
3 km ESE of Pennsville, New Jersey
M2.8
103 km
5 km
Mar 15, 1993
5 km W of Columbia, Maryland
M2.7
125 km
5 km
Oct 28, 1994
1 km E of Mount Vernon, Maryland
M2.7
107 km
—
Jan 25, 2015
4 km ESE of Downingtown, Pennsylvania
M2.6
142 km
2 km
Jan 13, 1990
6 km ENE of Eldersburg, Maryland
M2.6
135 km
5 km
Jun 25, 2021
2 km SE of Woodlawn, Maryland
M2.6
115 km
3 km
Jul 5, 1996
2 km NW of Chester Heights, Pennsylvania
M2.6
132 km
18 km
Feb 9, 2023
29 km E of Greenbackville, Virginia
M2.6
91 km
11 km
Mar 10, 1993
3 km WSW of Columbia, Maryland
M2.5
124 km
5 km
Feb 26, 1993
2 km SW of Marlton, New Jersey
M2.5
140 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2014
Arthur
Category 1
92 mph
222 km
2012
Sandy
Category 1
92 mph
214 km
2011
Irene
Category 1
75 mph
87 km
2003
Isabel
Category 1
75 mph
291 km
1999
Floyd
Category 1
—
219 km
1998
Bonnie
Category 1
86 mph
253 km
1993
Emily
Category 3
115 mph
246 km
1991
Bob
Category 3
115 mph
201 km
1986
Charley
Category 1
81 mph
152 km
1985
Gloria
Category 2
98 mph
103 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
219 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 4 fatalities, 98 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 1, 2023
EF3
5 km
14.3 mi
1
Apr 28, 2002
EF3
70 km
18.0 mi
0
Sep 1, 2021
EF2
87 km
11.4 mi
0
Aug 4, 2020
EF2
43 km
35.8 mi
0
Aug 4, 2020
EF2
34 km
1.3 mi
0
Aug 4, 2020
EF2
72 km
3.8 mi
0
Apr 15, 2019
EF2
17 km
6.2 mi
0
Jul 23, 2017
EF2
70 km
2.4 mi
0
May 18, 1995
EF2
38 km
10.0 mi
0
Jul 27, 1994
EF2
89 km
7.0 mi
0
Jul 27, 1994
EF2
75 km
4.0 mi
0
Sep 27, 1993
EF2
90 km
10.0 mi
0
Jul 31, 1992
EF2
34 km
4.0 mi
0
May 10, 1990
EF2
97 km
0.5 mi
0
Jul 18, 1984
EF2
9 km
1.5 mi
0
Oct 13, 1983
EF2
93 km
4.0 mi
0
Jul 21, 1983
EF2
51 km
1.0 mi
2
May 15, 1981
EF2
99 km
1.5 mi
0
Jun 27, 1978
EF2
93 km
6.9 mi
0
Jun 9, 1977
EF2
36 km
0.2 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
Year
Location
Cause
Max Wave
Deaths
Distance
1840
PHILADELPHIA, PENNSYLVANIA
Earthquake
—
—
124 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: BESTPITCH (7,743 acres, 2017).
Year
Name
Acres Burned
Distance
2017
BESTPITCH
7,743
51 km
2004
RETAINING ECOLOGICAL HEALTH
5,678
56 km
2014
BLACKWATER MARSH WUI BURNS FY14
5,433
54 km
2005
MARSH RX-FWS
4,380
52 km
2007
GUINEA MARSH
4,173
50 km
2009
DOCTORS CREEK
3,686
50 km
1999
FB R O C I
3,525
55 km
2019
MDBWR-FY19-RX-MDWHS SUPPORT
3,197
54 km
2011
COMPARTMENT J
2,775
54 km
2005
ISLAND CREEK
2,729
50 km
2004
UNNAMED
2,156
51 km
1992
UNNAMED
2,038
50 km
2005
VEGETATION RESEARCH
1,926
48 km
2011
THOROFARE
1,850
49 km
1987
UNNAMED
1,692
55 km
2004
ROBBINS FIRE
1,612
57 km
1988
SLAU BCH 2
1,578
33 km
2020
SPLIT DITCH
1,518
79 km
2004
BLACKWATER HAZARD FUEL REDUCTION
1,518
55 km
2014
RAILROAD
1,431
79 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
35°F (1°C)
3.8 in
Coldest
February
36°F (2°C)
3.1 in
Driest
March
44°F (7°C)
4.3 in
April
54°F (12°C)
3.5 in
May
63°F (17°C)
4.1 in
June
72°F (22°C)
3.5 in
July
77°F (25°C)
4.3 in
Warmest, Wettest
August
75°F (24°C)
4.3 in
September
69°F (20°C)
3.9 in
October
58°F (14°C)
3.3 in
November
48°F (9°C)
3.3 in
December
39°F (4°C)
3.5 in
Bridgeville has a seasonal temperature swing of 42°F / from 35°F in January to 77°F in July. Total annual precipitation is 44.7 inches, with July being the wettest month (4.3") and February the driest (3.1").