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Weather & Climate in Addison, NY
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Addison experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 24°F in January while summers reach 69°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 36.1 inches. The area receives 48.2 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 36. The city sits at an elevation of 978 feet.
Temperature
24°F Jan (-5°C)
69°F Jul (21°C)
| Annual Average | 46.6°F |
| 14% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 978 ft (298 m) |
| Area | 1.9 sq mi (4.9 km²) |
| Population Density | 939/sq mi |
| Coordinates | 42.1063°N, 77.2320°W |
| Timezone | America/New_York |
| County | Steuben County County |
| Nearest Airport | Elmira/Corning Regional (ELM) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.9 / 100 |
| Social Vulnerability | 54.9 / 100 |
| Community Resilience | 70.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.2.
| Feb 3, 2001 | 6 km W of Bath, New York | M3.2 | 30 km | 0 km |
| Jun 5, 2009 | 4 km SSE of Attica, New York | M2.9 | 116 km | 5 km |
| Jun 10, 2025 | 10 km NW of Forksville, Pennsylvania | M2.8 | 76 km | 8 km |
| Mar 15, 2022 | 5 km SSW of Warsaw, New York | M2.6 | 100 km | 5 km |
| Apr 11, 2007 | 6 km NNE of Sodus Point, New York | M2.6 | 137 km | 7 km |
| Jan 25, 1999 | New York | M2.5 | 86 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
136 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 2 fatalities, 43 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 21, 2003 | EF3 | 61 km | 2.5 mi | 0 |
| May 31, 1998 | EF3 | 89 km | 62.0 mi | 0 |
| May 2, 1983 | EF3 | 59 km | 2.0 mi | 0 |
| May 2, 1983 | EF3 | 46 km | 15.0 mi | 0 |
| Aug 30, 1955 | EF3 | 36 km | 1.0 mi | 0 |
| Oct 2, 2018 | EF2 | 63 km | 2.2 mi | 0 |
| Jun 13, 2018 | EF2 | 62 km | 5.2 mi | 0 |
| Jul 8, 2014 | EF2 | 88 km | 6.7 mi | 0 |
| Apr 27, 2011 | EF2 | 45 km | 0.9 mi | 0 |
| Apr 28, 2002 | EF2 | 77 km | 6.5 mi | 0 |
| Sep 3, 1993 | EF2 | 68 km | 3.5 mi | 0 |
| Aug 28, 1990 | EF2 | 53 km | 2.5 mi | 0 |
| May 2, 1983 | EF2 | 27 km | 9.8 mi | 0 |
| Apr 14, 1974 | EF2 | 95 km | 12.8 mi | 0 |
| Aug 16, 1966 | EF2 | 92 km | 4.5 mi | 0 |
| Jun 14, 1962 | EF2 | 75 km | 0.2 mi | 0 |
| Sep 19, 1954 | EF2 | 80 km | 12.8 mi | 0 |
| Sep 19, 1954 | EF2 | 92 km | 1.0 mi | 0 |
| Jun 12, 1954 | EF2 | 92 km | 0.2 mi | 0 |
| Sep 6, 2024 | EF1 | 78 km | 6.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
3 wildfires (100+ acres) recorded within 100 km. Largest: BULL RUN (2,003 acres, 2008).
| Year | Name | Acres Burned | Distance |
| 2008 | BULL RUN | 2,003 | 63 km |
| 2009 | WOODRUFF | 757 | 43 km |
| 2006 | OKOME ROAD | 573 | 81 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 1.9 in | Coldest, Driest |
| February | 24°F (-5°C) | 1.9 in | |
| March | 33°F (0°C) | 2.4 in | |
| April | 44°F (7°C) | 2.7 in | |
| May | 55°F (13°C) | 3.2 in | |
| June | 63°F (17°C) | 4.1 in | Wettest |
| July | 69°F (21°C) | 3.6 in | Warmest |
| August | 66°F (19°C) | 3.1 in | |
| September | 59°F (15°C) | 3.1 in | |
| October | 48°F (9°C) | 2.5 in | |
| November | 38°F (3°C) | 2.8 in | |
| December | 28°F (-2°C) | 2.4 in |
Addison has a seasonal temperature swing of 46°F / from 24°F in January to 69°F in July. Total annual precipitation is 33.6 inches, with June being the wettest month (4.1") and January the driest (1.9").