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Weather & Climate in Irvona, PA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Irvona experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 25°F in January while summers reach 70°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 40.7 inches. The area receives 49.9 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 1,367 feet.
Temperature
25°F Jan (-4°C)
70°F Jul (21°C)
| Annual Average | 48.0°F |
| 11% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,367 ft (417 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 524/sq mi |
| Coordinates | 40.7738°N, 78.5503°W |
| Timezone | America/New_York |
| County | Cambria County County |
| Nearest Airport | Dubois Regional (DUJ) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.4 / 100 |
| Social Vulnerability | 60.4 / 100 |
| Community Resilience | 96.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.
| Jun 13, 2019 | 9 km N of Blain, Pennsylvania | M3.4 | 97 km | 27 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
174 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 4 fatalities, 106 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 2, 1998 | EF4 | 99 km | 36.5 mi | 0 |
| May 31, 1985 | EF4 | 46 km | 69.0 mi | 0 |
| Jul 11, 1976 | EF3 | 93 km | 11.8 mi | 1 |
| Sep 3, 1963 | EF3 | 73 km | 8.4 mi | 0 |
| Mar 31, 2022 | EF2 | 70 km | 8.6 mi | 0 |
| Apr 19, 2019 | EF2 | 84 km | 4.9 mi | 0 |
| Oct 2, 2018 | EF2 | 66 km | 4.1 mi | 0 |
| Apr 28, 2002 | EF2 | 62 km | 5.0 mi | 0 |
| Aug 15, 1997 | EF2 | 82 km | 3.5 mi | 0 |
| Jul 19, 1996 | EF2 | 38 km | 27.4 mi | 0 |
| Jul 19, 1996 | EF2 | 30 km | 6.0 mi | 0 |
| Jul 19, 1996 | EF2 | 73 km | 10.0 mi | 0 |
| Sep 26, 1994 | EF2 | 10 km | 3.5 mi | 0 |
| Sep 18, 1991 | EF2 | 63 km | 4.0 mi | 0 |
| Nov 20, 1989 | EF2 | 64 km | 3.5 mi | 0 |
| Jun 20, 1989 | EF2 | 99 km | 2.0 mi | 0 |
| Sep 23, 1986 | EF2 | 77 km | 0.5 mi | 0 |
| May 31, 1985 | EF2 | 95 km | 19.0 mi | 0 |
| Jul 26, 1981 | EF2 | 62 km | 0.1 mi | 0 |
| Apr 28, 1981 | EF2 | 100 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
3 wildfires (100+ acres) recorded within 100 km. Largest: FIELDS RUN (711 acres, 2018).
| Year | Name | Acres Burned | Distance |
| 2018 | FIELDS RUN | 711 | 68 km |
| 2006 | FIVE MILE FIRE | 658 | 83 km |
| 2006 | BEAR TRAP | 561 | 81 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.8 in | Coldest |
| February | 27°F (-3°C) | 2.7 in | Driest |
| March | 36°F (2°C) | 3.6 in | |
| April | 46°F (8°C) | 3.5 in | |
| May | 57°F (14°C) | 4.2 in | |
| June | 65°F (18°C) | 4.3 in | Wettest |
| July | 70°F (21°C) | 4.2 in | Warmest |
| August | 68°F (20°C) | 3.6 in | |
| September | 61°F (16°C) | 3.8 in | |
| October | 50°F (10°C) | 2.9 in | |
| November | 40°F (4°C) | 3.5 in | |
| December | 30°F (-1°C) | 3.2 in |
Irvona has a seasonal temperature swing of 45°F / from 25°F in January to 70°F in July. Total annual precipitation is 42.2 inches, with June being the wettest month (4.3") and February the driest (2.7").