Weather & Climate in Danville, PA

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

Danville experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. The area gets 275 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 43.7 inches. The area receives 28.6 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 459 feet.

Temperature

27°F Jan (-3°C) 72°F Jul (22°C)

Annual Average	50.3°F
	7% below US avg
January Average	27°F (-3°C)
July Average	72°F (22°C)
Sunny Days	275 days/yr

Geography

Elevation	459 ft (140 m)
Area	0.6 sq mi (1.6 km²)
Population Density	2,708/sq mi
Coordinates	40.9617°N, 76.6120°W
Timezone	America/New_York
County	Northumberland County County
Nearest Airport	Williamsport Regional (IPT) 25 miles away

Precipitation & Snow

Annual Rainfall 43.7"

15% above US avg

Snowfall 28.6"

Wettest Month (Jun) 4.45"

Driest Month (Feb) 2.44"

Air Quality

AQI Median	40.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	79.2 / 100
Social Vulnerability	52.8 / 100
Community Resilience	89.3 / 100

Hazard Breakdown

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

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

Earthquake History

18 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.

Jan 16, 1994	2 km W of Sinking Spring, Pennsylvania	M4.6	85 km	5 km
Jan 16, 1994	0 km E of Sinking Spring, Pennsylvania	M4.2	87 km	5 km
Jun 13, 2019	9 km N of Blain, Pennsylvania	M3.4	96 km	27 km
Aug 26, 2003	4 km NNW of Milford, New Jersey	M3.1	133 km	3 km
Jun 3, 2010	4 km ENE of Franklintown, Pennsylvania	M3.1	102 km	2 km
Nov 14, 1997	0 km S of Rothsville, Pennsylvania	M3.0	96 km	5 km
Apr 24, 2009	1 km S of Franklintown, Pennsylvania	M2.9	106 km	1 km
Jan 16, 1994	0 km SSE of Sinking Spring, Pennsylvania	M2.9	88 km	5 km
Sep 15, 2019	5 km ESE of East Berlin, Pennsylvania	M2.8	118 km	5 km
Jun 10, 2025	10 km NW of Forksville, Pennsylvania	M2.8	67 km	8 km
May 10, 1993	1 km NW of Whitfield, Pennsylvania	M2.8	85 km	5 km
Oct 25, 2009	4 km ENE of Franklintown, Pennsylvania	M2.8	101 km	1 km
Mar 11, 1995	0 km ENE of Landisville, Pennsylvania	M2.7	98 km	5 km
Jan 25, 2015	4 km ESE of Downingtown, Pennsylvania	M2.6	134 km	2 km
Jan 18, 1994	3 km SE of Clay, Pennsylvania	M2.6	91 km	5 km
Oct 28, 1996	2 km W of Reinholds, Pennsylvania	M2.6	87 km	5 km
May 7, 1994	2 km SW of Sinking Spring, Pennsylvania	M2.5	87 km	5 km
Jan 8, 1995	1 km WSW of Montrose Manor, Pennsylvania	M2.5	90 km	5 km

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

Hurricane History

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

Year	Name	Category	Max Wind	Closest
1985	Gloria	Category 2	98 mph	276 km

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

Tornado History

287 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 11 fatalities, 177 injuries.

Date	Rating	Distance	Path	Fatalities
Jul 14, 2004	EF3	76 km	7.5 mi	0
Jun 2, 1998	EF3	87 km	26.0 mi	2
May 31, 1998	EF3	80 km	8.3 mi	0
May 31, 1985	EF3	51 km	19.0 mi	6
Jul 26, 1981	EF3	89 km	3.3 mi	0
Jul 29, 1976	EF3	61 km	25.0 mi	0
Jun 18, 1970	EF3	68 km	1.9 mi	1
Nov 4, 1950	EF3	94 km	15.9 mi	0
Apr 19, 2019	EF2	97 km	4.9 mi	0
Apr 14, 2019	EF2	31 km	3.7 mi	0
Oct 2, 2018	EF2	80 km	2.2 mi	0
Jun 13, 2018	EF2	71 km	2.9 mi	0
Jun 13, 2018	EF2	84 km	5.2 mi	0
Feb 25, 2017	EF2	78 km	12.5 mi	0
Jul 8, 2014	EF2	66 km	6.7 mi	0
May 23, 2011	EF2	60 km	4.7 mi	0
Apr 28, 2011	EF2	62 km	1.1 mi	0
Apr 28, 2011	EF2	99 km	2.6 mi	0
Dec 1, 2006	EF2	47 km	20.0 mi	0
Nov 8, 1996	EF2	93 km	2.0 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
1895	HIGH BRIDGE, NJ	Earthquake	—	—	149 km

Source: NOAA/NCEI Historical Tsunami Database.

Wildfire History

6 wildfires (100+ acres) recorded within 100 km. Largest: PENOBSCOT (2,091 acres, 2009).

Year	Name	Acres Burned	Distance
2009	PENOBSCOT	2,091	68 km
2008	BULL RUN	2,003	97 km
2004	CRYSTAL LAKE	1,838	69 km
2015	RAZOR FIRE	728	81 km
2015	PIPELINE 1	666	80 km
2006	OKOME ROAD	573	81 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	27°F (-3°C)	2.6 in	Coldest
February	28°F (-2°C)	2.4 in	Driest
March	37°F (3°C)	2.9 in
April	48°F (9°C)	3.4 in
May	59°F (15°C)	4.1 in
June	67°F (20°C)	4.5 in	Wettest
July	72°F (22°C)	3.9 in	Warmest
August	70°F (21°C)	3.7 in
September	63°F (17°C)	4.0 in
October	52°F (11°C)	3.2 in
November	42°F (5°C)	3.6 in
December	32°F (-0°C)	3.0 in

Danville has a seasonal temperature swing of 45°F / from 27°F in January to 72°F in July. Total annual precipitation is 41.3 inches, with June being the wettest month (4.5") and February the driest (2.4").

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