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Weather & Climate in Arnot, PA

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

Arnot experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 22°F in January while summers reach 68°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 42.3 inches. The area receives 60.6 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 1,687 feet.

Temperature

22°F Jan (-6°C) 68°F Jul (20°C)
Annual Average45.5°F
16% below US avg
January Average22°F (-6°C)
July Average68°F (20°C)
Sunny Days275 days/yr

Geography

Elevation1,687 ft (514 m)
Area1.0 sq mi (2.7 km²)
Population Density479/sq mi
Coordinates41.6616°N, 77.1222°W
TimezoneAmerica/New_York
CountyTioga County County
Nearest AirportWilliamsport Regional (IPT)
31 miles away

Precipitation & Snow

Annual Rainfall 42.3"
11% above US avg
Snowfall 60.6"
Wettest Month (Jun) 4.45"
Driest Month (Jan) 2.13"

Air Quality

AQI Median40.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score59.8 / 100
Social Vulnerability57.4 / 100
Community Resilience65.3 / 100

Hazard Breakdown

Tornado Very Low
Hurricane Relatively Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Moderate
Hail Very Low
Strong Wind Relatively Moderate
Heat Wave Very Low
Winter Weather Relatively Moderate
Lightning Relatively Moderate
Ice Storm Relatively Low
Drought No Rating
Cold Wave Very Low
Landslide Relatively Low
Avalanche Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

5 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.

Jun 13, 2019 9 km N of Blain, Pennsylvania M3.4 142 km 27 km
Feb 3, 2001 6 km W of Bath, New York M3.2 79 km 0 km
Jun 10, 2025 10 km NW of Forksville, Pennsylvania M2.8 39 km 8 km
Mar 15, 2022 5 km SSW of Warsaw, New York M2.6 143 km 5 km
Jan 25, 1999 New York M2.5 133 km 3 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

171 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 11 fatalities, 130 injuries.

Date Rating Distance Path Fatalities
Jul 21, 2003 EF3 73 km 2.5 mi 0
Jun 2, 1998 EF3 89 km 26.0 mi 2
May 31, 1998 EF3 92 km 62.0 mi 0
May 31, 1985 EF3 54 km 19.0 mi 6
May 2, 1983 EF3 62 km 2.0 mi 0
May 2, 1983 EF3 55 km 15.0 mi 0
Jul 29, 1976 EF3 53 km 25.0 mi 0
Aug 30, 1955 EF3 76 km 1.0 mi 0
Apr 14, 2019 EF2 80 km 3.7 mi 0
Oct 2, 2018 EF2 14 km 2.2 mi 0
Jun 13, 2018 EF2 37 km 5.2 mi 0
Jul 8, 2014 EF2 55 km 6.7 mi 0
Apr 27, 2011 EF2 67 km 0.9 mi 0
Aug 28, 1990 EF2 96 km 2.5 mi 0
Aug 28, 1988 EF2 88 km 1.5 mi 0
Jul 6, 1984 EF2 91 km 0.3 mi 0
May 2, 1983 EF2 40 km 9.8 mi 0
Apr 17, 1982 EF2 79 km 4.0 mi 0
Aug 28, 1978 EF2 89 km 3.3 mi 0
Apr 14, 1974 EF2 55 km 12.8 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

6 wildfires (100+ acres) recorded within 100 km. Largest: BULL RUN (2,003 acres, 2008).

Year Name Acres Burned Distance
2008 BULL RUN 2,003 29 km
2009 WOODRUFF 757 33 km
2018 FIELDS RUN 711 87 km
2006 FIVE MILE FIRE 658 73 km
2006 OKOME ROAD 573 38 km
2006 BEAR TRAP 561 74 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 22°F (-6°C) 2.1 in Coldest, Driest
February 24°F (-5°C) 2.2 in
March 32°F (0°C) 2.8 in
April 44°F (7°C) 2.8 in
May 55°F (13°C) 3.6 in
June 63°F (17°C) 4.5 in Wettest
July 68°F (20°C) 3.8 in Warmest
August 66°F (19°C) 3.2 in
September 59°F (15°C) 3.4 in
October 48°F (9°C) 3.0 in
November 38°F (3°C) 3.1 in
December 27°F (-3°C) 2.6 in

Arnot has a seasonal temperature swing of 46°F / from 22°F in January to 68°F in July. Total annual precipitation is 37.0 inches, with June being the wettest month (4.5") and January the driest (2.1").

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