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Weather & Climate in New Buffalo, PA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
New Buffalo experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 28°F in January while summers reach 72°F in July. The area gets 271 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 50.9 inches (wetter than the 38-inch national average). The area receives 27.6 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 377 feet.
Temperature
28°F Jan (-2°C)
72°F Jul (22°C)
| Annual Average | 50.6°F |
| 6% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 377 ft (115 m) |
| Area | 0.0 sq mi (0.1 km²) |
| Population Density | 1,450/sq mi |
| Coordinates | 40.4543°N, 76.9705°W |
| Timezone | America/New_York |
| County | Dauphin County County |
| Nearest Airport | Harrisburg International (MDT) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 91.1 / 100 |
| Social Vulnerability | 37.9 / 100 |
| Community Resilience | 96.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
25 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 | 80 km | 5 km |
| Jan 16, 1994 | 0 km E of Sinking Spring, Pennsylvania | M4.2 | 83 km | 5 km |
| Jul 16, 2010 | 5 km NNW of Barnesville, Maryland | M3.6 | 138 km | 7 km |
| Jun 13, 2019 | 9 km N of Blain, Pennsylvania | M3.4 | 45 km | 27 km |
| Jun 3, 2010 | 4 km ENE of Franklintown, Pennsylvania | M3.1 | 41 km | 2 km |
| Jan 17, 2016 | 3 km NE of Ranson, West Virginia | M3.0 | 146 km | 5 km |
| Nov 14, 1997 | 0 km S of Rothsville, Pennsylvania | M3.0 | 70 km | 5 km |
| Apr 24, 2009 | 1 km S of Franklintown, Pennsylvania | M2.9 | 44 km | 1 km |
| Jan 16, 1994 | 0 km SSE of Sinking Spring, Pennsylvania | M2.9 | 83 km | 5 km |
| Sep 15, 2019 | 5 km ESE of East Berlin, Pennsylvania | M2.8 | 59 km | 5 km |
| Jun 10, 2025 | 10 km NW of Forksville, Pennsylvania | M2.8 | 126 km | 8 km |
| May 10, 1993 | 1 km NW of Whitfield, Pennsylvania | M2.8 | 82 km | 5 km |
| Oct 25, 2009 | 4 km ENE of Franklintown, Pennsylvania | M2.8 | 40 km | 1 km |
| Mar 15, 1993 | 5 km W of Columbia, Maryland | M2.7 | 136 km | 5 km |
| Oct 28, 1994 | 1 km E of Mount Vernon, Maryland | M2.7 | 132 km | — |
| Mar 11, 1995 | 0 km ENE of Landisville, Pennsylvania | M2.7 | 62 km | 5 km |
| Jan 25, 2015 | 4 km ESE of Downingtown, Pennsylvania | M2.6 | 122 km | 2 km |
| Jan 13, 1990 | 6 km ENE of Eldersburg, Maryland | M2.6 | 115 km | 5 km |
| Jun 25, 2021 | 2 km SE of Woodlawn, Maryland | M2.6 | 130 km | 3 km |
| Jan 18, 1994 | 3 km SE of Clay, Pennsylvania | M2.6 | 69 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 | 291 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
316 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 8 fatalities, 183 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jul 14, 2004 | EF3 | 38 km | 7.5 mi | 0 |
| May 31, 1998 | EF3 | 91 km | 8.3 mi | 0 |
| May 31, 1985 | EF3 | 82 km | 19.0 mi | 6 |
| May 22, 1983 | EF3 | 87 km | 2.0 mi | 0 |
| Jun 7, 1980 | EF3 | 59 km | 1.5 mi | 0 |
| Jul 29, 1976 | EF3 | 87 km | 25.0 mi | 0 |
| Jun 18, 1970 | EF3 | 57 km | 1.9 mi | 1 |
| Apr 16, 1961 | EF3 | 65 km | 0.1 mi | 0 |
| Apr 5, 1952 | EF3 | 73 km | 17.5 mi | 0 |
| Nov 4, 1950 | EF3 | 77 km | 15.9 mi | 0 |
| May 28, 2019 | EF2 | 96 km | 3.1 mi | 0 |
| Apr 19, 2019 | EF2 | 96 km | 2.9 mi | 0 |
| Apr 19, 2019 | EF2 | 55 km | 4.9 mi | 0 |
| Apr 14, 2019 | EF2 | 94 km | 3.7 mi | 0 |
| Feb 24, 2016 | EF2 | 94 km | 4.9 mi | 0 |
| May 23, 2011 | EF2 | 29 km | 4.7 mi | 0 |
| Apr 28, 2011 | EF2 | 35 km | 1.1 mi | 0 |
| Apr 28, 2011 | EF2 | 39 km | 2.6 mi | 0 |
| Sep 18, 2004 | EF2 | 98 km | 2.0 mi | 0 |
| Sep 24, 2001 | EF2 | 81 km | 5.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.8 in | Coldest |
| February | 31°F (-1°C) | 2.8 in | Driest |
| March | 39°F (4°C) | 3.4 in | |
| April | 50°F (10°C) | 3.5 in | |
| May | 60°F (16°C) | 4.3 in | Wettest |
| June | 68°F (20°C) | 4.2 in | |
| July | 72°F (22°C) | 3.8 in | Warmest |
| August | 72°F (22°C) | 3.4 in | |
| September | 65°F (18°C) | 3.9 in | |
| October | 53°F (12°C) | 3.2 in | |
| November | 43°F (6°C) | 3.6 in | |
| December | 34°F (1°C) | 3.2 in |
New Buffalo has a seasonal temperature swing of 44°F / from 28°F in January to 72°F in July. Total annual precipitation is 42.1 inches, with May being the wettest month (4.3") and February the driest (2.8").