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Weather & Climate in North Star, OH
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
North Star experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 27°F in January while summers reach 74°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 40.3 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 1,001 feet.
Temperature
27°F Jan (-3°C)
74°F Jul (23°C)
| Annual Average | 51.9°F |
| 4% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,001 ft (305 m) |
| Area | 0.5 sq mi (1.3 km²) |
| Population Density | 369/sq mi |
| Coordinates | 40.3243°N, 84.5689°W |
| Timezone | America/New_York |
| County | Darke County County |
| Nearest Airport | James M Cox Dayton International (DAY) 35 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 52.7 / 100 |
| Social Vulnerability | 21.0 / 100 |
| Community Resilience | 80.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Sep 12, 2004 | 4 km NW of Manilla, Indiana | M3.8 | 123 km | 2 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 28 km | 5 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 17 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 62 km | 5 km |
| Jun 12, 2015 | 6 km NW of Convoy, Ohio | M2.6 | 72 km | 5 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 39 km | 5 km |
| Jun 4, 1990 | 4 km SSE of Van Buren, Ohio | M2.5 | 116 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
517 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 70 fatalities, 2,097 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 89 km | 31.3 mi | 36 |
| May 27, 2019 | EF4 | 56 km | 18.2 mi | 0 |
| Nov 10, 2002 | EF4 | 53 km | 52.8 mi | 4 |
| Sep 20, 2000 | EF4 | 90 km | 9.0 mi | 1 |
| Feb 18, 1992 | EF4 | 45 km | 2.8 mi | 0 |
| Apr 3, 1974 | EF4 | 67 km | 18.0 mi | 1 |
| Apr 11, 1965 | EF4 | 61 km | 32.5 mi | 13 |
| Apr 11, 1965 | EF4 | 73 km | 52.5 mi | 4 |
| Apr 11, 1965 | EF4 | 16 km | 18.4 mi | 3 |
| Mar 6, 1956 | EF4 | 89 km | 1.9 mi | 1 |
| Mar 14, 2024 | EF3 | 40 km | 31.3 mi | 3 |
| Mar 14, 2024 | EF3 | 50 km | 41.3 mi | 1 |
| Mar 31, 2023 | EF3 | 88 km | 6.4 mi | 0 |
| May 27, 2019 | EF3 | 73 km | 9.9 mi | 0 |
| May 27, 2019 | EF3 | 27 km | 10.8 mi | 1 |
| May 27, 2019 | EF3 | 40 km | 10.5 mi | 0 |
| May 27, 2019 | EF3 | 75 km | 12.8 mi | 0 |
| Aug 24, 2016 | EF3 | 96 km | 5.2 mi | 0 |
| May 14, 2014 | EF3 | 94 km | 8.9 mi | 0 |
| Nov 10, 2002 | EF3 | 49 km | 5.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 2.1 in | Coldest |
| February | 28°F (-2°C) | 2.0 in | Driest |
| March | 39°F (4°C) | 3.1 in | |
| April | 49°F (10°C) | 3.6 in | |
| May | 60°F (16°C) | 3.9 in | |
| June | 69°F (21°C) | 3.8 in | |
| July | 74°F (23°C) | 4.0 in | Warmest, Wettest |
| August | 71°F (22°C) | 3.4 in | |
| September | 65°F (18°C) | 2.7 in | |
| October | 53°F (12°C) | 2.6 in | |
| November | 41°F (5°C) | 3.0 in | |
| December | 30°F (-1°C) | 2.7 in |
North Star has a seasonal temperature swing of 47°F / from 27°F in January to 74°F in July. Total annual precipitation is 36.8 inches, with July being the wettest month (4.0") and February the driest (2.0").