Weather & Climate in Crofton, MD

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Crofton enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 34°F in January while summers reach 78°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 45.0 inches. The area receives 19.3 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 124 feet.

Temperature

34°F Jan (1°C) 78°F Jul (26°C)

Annual Average	56.2°F
	4% above US avg
January Average	34°F (1°C)
July Average	78°F (26°C)
Sunny Days	293 days/yr

Geography

Elevation	124 ft (38 m)
Area	6.6 sq mi (17.1 km²)
Population Density	4,520/sq mi
Coordinates	39.0144°N, 76.6800°W
Timezone	America/New_York
County	Baltimore city County
Nearest Airport	Baltimore/Washington International Thurgood Marshall (BWI) 11 miles away

Precipitation & Snow

Annual Rainfall 45.0"

18% above US avg

Snowfall 19.3"

Wettest Month (May) 4.53"

Driest Month (Feb) 2.91"

Air Quality

AQI Median	41.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively High
Risk Score	95.0 / 100
Social Vulnerability	74.1 / 100
Community Resilience	78.8 / 100

Hazard Breakdown

Tornado	Relatively High
Hurricane	Relatively Moderate
Earthquake	Relatively Moderate
Wildfire	Very Low
Flood	Relatively High
Hail	Relatively Moderate
Strong Wind	Relatively High
Heat Wave	Relatively High
Winter Weather	Very High
Lightning	Relatively High
Ice Storm	Relatively Moderate
Drought	No Rating
Cold Wave	Relatively High
Landslide	Very Low
Coastal Flood	Relatively Moderate

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

23 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.

Jul 16, 2010	5 km NNW of Barnesville, Maryland	M3.6	69 km	7 km
Oct 23, 1990	3 km W of Hancocks Bridge, New Jersey	M3.2	115 km	10 km
Jun 3, 2010	4 km ENE of Franklintown, Pennsylvania	M3.1	122 km	2 km
Jan 17, 2016	3 km NE of Ranson, West Virginia	M3.0	105 km	5 km
Oct 2, 2010	10 km NNW of Ashland, Virginia	M3.0	148 km	19 km
Nov 14, 1997	0 km S of Rothsville, Pennsylvania	M3.0	131 km	5 km
Apr 24, 2009	1 km S of Franklintown, Pennsylvania	M2.9	120 km	1 km
Sep 15, 2019	5 km ESE of East Berlin, Pennsylvania	M2.8	103 km	5 km
Jul 1, 2009	3 km ESE of Pennsville, New Jersey	M2.8	125 km	5 km
Oct 25, 2009	4 km ENE of Franklintown, Pennsylvania	M2.8	123 km	1 km
Mar 15, 1993	5 km W of Columbia, Maryland	M2.7	31 km	5 km
Oct 28, 1994	1 km E of Mount Vernon, Maryland	M2.7	33 km	-
Mar 11, 1995	0 km ENE of Landisville, Pennsylvania	M2.7	123 km	5 km
Jan 25, 2015	4 km ESE of Downingtown, Pennsylvania	M2.6	140 km	2 km
Jan 13, 1990	6 km ENE of Eldersburg, Maryland	M2.6	49 km	5 km
Oct 28, 1996	2 km W of Reinholds, Pennsylvania	M2.6	147 km	5 km
Jan 18, 1994	3 km SE of Clay, Pennsylvania	M2.6	137 km	5 km
Jun 25, 2021	2 km SE of Woodlawn, Maryland	M2.6	32 km	3 km
Jul 5, 1996	2 km NW of Chester Heights, Pennsylvania	M2.6	142 km	18 km
Sep 29, 1997	Virginia	M2.5	70 km	3 km

Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Hurricane History

6 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.

Year	Name	Category	Max Wind	Closest
2011	Irene	Category 1	75 mph	178 km
2003	Isabel	Category 1	75 mph	273 km
1999	Floyd	Category 1	-	251 km
1991	Bob	Category 3	115 mph	296 km
1986	Charley	Category 1	81 mph	221 km
1985	Gloria	Category 2	98 mph	201 km

Source: NOAA IBTrACS (Category 1+, 1980-2026).

Tornado History

475 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 13 fatalities, 451 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 28, 2002	EF4	67 km	38.0 mi	3
Apr 1, 2023	EF3	95 km	14.3 mi	1
Apr 28, 2002	EF3	74 km	18.0 mi	0
Sep 24, 2001	EF3	28 km	17.5 mi	2
Jul 19, 1996	EF3	60 km	2.2 mi	0
May 22, 1983	EF3	91 km	2.0 mi	0
Sep 5, 1979	EF3	43 km	17.9 mi	1
Jan 26, 1978	EF3	79 km	0.7 mi	1
Apr 1, 1973	EF3	61 km	9.8 mi	0
Jun 9, 1961	EF3	21 km	0.1 mi	0
Apr 5, 1952	EF3	91 km	17.5 mi	0
Sep 1, 2021	EF2	20 km	11.4 mi	0
Nov 2, 2018	EF2	56 km	5.5 mi	0
Jul 23, 2017	EF2	29 km	2.4 mi	0
Sep 18, 2004	EF2	81 km	2.0 mi	0
Sep 17, 2004	EF2	78 km	4.0 mi	0
Sep 17, 2004	EF2	99 km	13.0 mi	0
Sep 17, 2004	EF2	67 km	15.0 mi	0
Sep 17, 2004	EF2	86 km	3.0 mi	0
May 2, 2002	EF2	92 km	4.5 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

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	91 km
2004	RETAINING ECOLOGICAL HEALTH	5,678	87 km
2014	BLACKWATER MARSH WUI BURNS FY14	5,433	88 km
2005	MARSH RX-FWS	4,380	88 km
2007	GUINEA MARSH	4,173	95 km
2009	DOCTORS CREEK	3,686	94 km
1999	FB R O C I	3,525	91 km
2019	MDBWR-FY19-RX-MDWHS SUPPORT	3,197	89 km
2011	COMPARTMENT J	2,775	89 km
2005	ISLAND CREEK	2,729	95 km
2004	UNNAMED	2,156	95 km
1992	UNNAMED	2,038	91 km
2005	VEGETATION RESEARCH	1,926	90 km
2011	THOROFARE	1,850	90 km
1987	UNNAMED	1,692	86 km
2004	ROBBINS FIRE	1,612	91 km
2004	BLACKWATER HAZARD FUEL REDUCTION	1,518	80 km
2009	BECKERS ISLAND	1,398	91 km
2022	ELLIOTTS ISLAND	1,324	96 km
2006	UNNAMED	1,260	87 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	34°F (1°C)	3.4 in	Coldest
February	36°F (2°C)	2.9 in	Driest
March	44°F (7°C)	4.0 in
April	54°F (12°C)	3.4 in
May	64°F (18°C)	4.5 in	Wettest
June	72°F (22°C)	3.7 in
July	78°F (26°C)	4.2 in	Warmest
August	75°F (24°C)	4.0 in
September	69°F (20°C)	4.0 in
October	57°F (14°C)	3.4 in
November	47°F (8°C)	3.6 in
December	38°F (3°C)	3.5 in

Crofton has a seasonal temperature swing of 44°F / from 34°F in January to 78°F in July. Total annual precipitation is 44.5 inches, with May being the wettest month (4.5") and February the driest (2.9").

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