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Weather & Climate in Greeley Hill, CA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Greeley Hill enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 42°F in January while summers reach 74°F in July. The area gets 317 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 38.7 inches. The area receives 3.8 inches of snow annually. Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 3,419 feet.
Temperature
42°F Jan (6°C)
74°F Jul (23°C)
| Annual Average | 55.9°F |
| 4% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 3,419 ft (1,042 m) |
| Area | 21.1 sq mi (54.6 km²) |
| Population Density | 42/sq mi |
| Coordinates | 37.7570°N, 120.1308°W |
| Timezone | America/Los_Angeles |
| County | Merced County County |
| Nearest Airport | Merced Yosemite Regional (MCE) 38 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.9 / 100 |
| Social Vulnerability | 61.7 / 100 |
| Community Resilience | 7.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively High |
| Winter Weather | Very Low |
| Lightning | Relatively High |
| Drought | Very High |
| Cold Wave | No Rating |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
5,985 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.1.
| Sep 12, 1994 | 4 km S of Carter Springs, Nevada | M6.1 | 125 km | 14 km |
| Jul 8, 2021 | Antelope Valley, CA | M6.0 | 100 km | 7 km |
| Oct 24, 1990 | 3 km NE of Mono City, California | M5.8 | 95 km | 11 km |
| May 15, 1999 | 9 km WSW of Aspen Springs, California | M5.5 | 118 km | 3 km |
| Sep 18, 2004 | 27 km NW of Benton, California | M5.4 | 131 km | 3 km |
| Sep 18, 2004 | 27 km NW of Benton, California | M5.4 | 133 km | 0 km |
| Apr 11, 2020 | 30km SE of Bodie, CA | M5.2 | 127 km | 8 km |
| Sep 12, 1994 | 8 km ESE of Mesa Vista, California | M5.1 | 119 km | -1 km |
| Jul 8, 2021 | 32km SE of Markleeville, CA | M5.0 | 100 km | 7 km |
| Jan 16, 1993 | 9 km E of Gilroy, California | M4.9 | 144 km | 7 km |
| Jul 15, 1998 | 8 km W of Aspen Springs, California | M4.9 | 119 km | 4 km |
| Jun 9, 1998 | 8 km WNW of Aspen Springs, California | M4.9 | 119 km | 5 km |
| Nov 30, 1997 | 2 km ESE of Mammoth Lakes, California | M4.9 | 105 km | 5 km |
| Nov 22, 1997 | 3 km ESE of Mammoth Lakes, California | M4.9 | 106 km | 5 km |
| Dec 22, 1995 | California-Nevada border region | M4.9 | 116 km | 4 km |
| Dec 28, 1995 | 9 km WNW of Topaz Lake, Nevada | M4.8 | 114 km | -1 km |
| Dec 31, 1997 | 9 km ESE of Mammoth Lakes, California | M4.8 | 112 km | 4 km |
| Dec 23, 1995 | 8 km WNW of Topaz Lake, Nevada | M4.7 | 117 km | -1 km |
| Apr 26, 2008 | 27km SE of Smith Valley, NV | M4.7 | 129 km | 4 km |
| May 21, 1996 | 8 km ESE of East Foothills, California | M4.7 | 147 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
47 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Sep 5, 2020 | EF2 | 83 km | 12.0 mi | 0 |
| Apr 27, 1953 | EF2 | 77 km | 0.1 mi | 0 |
| Mar 11, 2023 | EF1 | 40 km | 0.8 mi | 0 |
| Jan 10, 2023 | EF1 | 66 km | 0.4 mi | 0 |
| Sep 5, 2020 | EF1 | 100 km | 1.1 mi | 0 |
| Nov 15, 2015 | EF1 | 65 km | 3.0 mi | 0 |
| Apr 14, 2006 | EF1 | 77 km | 0.5 mi | 0 |
| Dec 16, 2002 | EF1 | 59 km | 1.3 mi | 0 |
| May 20, 2002 | EF1 | 92 km | 2.7 mi | 0 |
| Dec 12, 1996 | EF1 | 63 km | 0.6 mi | 0 |
| Nov 22, 1996 | EF1 | 55 km | 0.2 mi | 0 |
| Jan 14, 1995 | EF1 | 72 km | 1.0 mi | 0 |
| Mar 4, 1978 | EF1 | 74 km | 1.0 mi | 0 |
| Mar 4, 1978 | EF1 | 63 km | 2.5 mi | 0 |
| Mar 1, 1978 | EF1 | 71 km | 1.5 mi | 0 |
| Apr 22, 1967 | EF1 | 91 km | 1.0 mi | 0 |
| Apr 21, 1967 | EF1 | 88 km | 0.1 mi | 0 |
| Apr 1, 1958 | EF1 | 66 km | 2.0 mi | 0 |
| Mar 1, 2024 | EF0 | 82 km | 0.4 mi | 0 |
| Feb 15, 2019 | EF0 | 72 km | 0.6 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Mono-Inyo Craters (97 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 97 km |
| Mammoth Mountain | Lava dome(s) | 3,369 m (11,053 ft) | 1260 | 98 km |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 100 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: CREEK (381,441 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | CREEK | 381,441 | 95 km |
| 2013 | RIM | 257,084 | 23 km |
| 2018 | FERGUSON | 97,307 | 32 km |
| 2017 | DETWILER | 83,297 | 23 km |
| 2015 | BUTTE | 72,894 | 70 km |
| 1996 | ACKERSON COMPLEX (ACKERSON) | 58,161 | 33 km |
| 1987 | PAPER | 49,296 | 18 km |
| 1987 | LARSON | 49,250 | 17 km |
| 1987 | HAMM | 39,333 | 8 km |
| 2018 | DONNELL | 36,151 | 75 km |
| 2008 | TELEGRAPH | 33,479 | 20 km |
| 2020 | SLINK | 26,437 | 98 km |
| 2002 | CANNON | 23,605 | 99 km |
| 2013 | ASPEN | 23,564 | 92 km |
| 2022 | OAK | 19,408 | 33 km |
| 1992 | GULCH | 18,019 | 56 km |
| 1990 | A-ROCK | 17,706 | 31 km |
| 1996 | ROGGE | 17,559 | 16 km |
| 2004 | POWER | 17,266 | 84 km |
| 2001 | DARBY | 14,734 | 51 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 6.5 in | Coldest, Wettest |
| February | 45°F (7°C) | 6.0 in | |
| March | 47°F (8°C) | 5.3 in | |
| April | 51°F (11°C) | 3.5 in | |
| May | 58°F (14°C) | 0.8 in | |
| June | 66°F (19°C) | 0.4 in | |
| July | 74°F (23°C) | 0.1 in | Driest |
| August | 74°F (23°C) | 0.2 in | Warmest |
| September | 69°F (21°C) | 0.5 in | |
| October | 60°F (16°C) | 1.9 in | |
| November | 49°F (9°C) | 5.9 in | |
| December | 43°F (6°C) | 5.9 in |
Greeley Hill has a seasonal temperature swing of 32°F / from 42°F in January to 74°F in August. Total annual precipitation is 37.0 inches, with January being the wettest month (6.5") and July the driest (0.1").