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Weather & Climate in Peters, CA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Peters enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 48°F in January while summers reach 78°F in July. The area gets 330 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 13.5 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 48. The city sits at an elevation of 110 feet.
Temperature
48°F Jan (9°C)
78°F Jul (26°C)
| Annual Average | 63.0°F |
| 17% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 110 ft (34 m) |
| Area | 2.5 sq mi (6.6 km²) |
| Population Density | 277/sq mi |
| Coordinates | 37.9762°N, 121.0438°W |
| Timezone | America/Los_Angeles |
| County | San Joaquin County County |
| Nearest Airport | Merced Yosemite Regional (MCE) 55 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.6 / 100 |
| Social Vulnerability | 39.7 / 100 |
| Community Resilience | 47.0 / 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 | Relatively 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
4,468 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Aug 24, 2014 | The 2014 South Napa, California Earthquake | M6.0 | 114 km | 11 km |
| Jul 8, 2021 | Antelope Valley, CA | M6.0 | 147 km | 7 km |
| Apr 18, 1990 | 5 km NNW of Aromas, California | M5.4 | 128 km | 5 km |
| Sep 12, 1994 | 8 km ESE of Mesa Vista, California | M5.1 | 147 km | -1 km |
| Apr 18, 1990 | 4 km E of Interlaken, California | M5.1 | 127 km | 7 km |
| Aug 12, 1998 | 10 km SW of Ridgemark, California | M5.1 | 141 km | 9 km |
| Jul 8, 2021 | 32km SE of Markleeville, CA | M5.0 | 147 km | 7 km |
| Jan 16, 1993 | 9 km E of Gilroy, California | M4.9 | 113 km | 7 km |
| Apr 19, 1996 | 2 km E of Aromas, California | M4.9 | 131 km | 5 km |
| Apr 18, 1990 | 4 km NNW of Aromas, California | M4.9 | 128 km | 6 km |
| Sep 3, 2000 | 5 km WSW of Yountville, California | M4.9 | 128 km | 9 km |
| May 14, 2002 | 5 km SSW of Gilroy, California | M4.9 | 122 km | 7 km |
| Dec 22, 1995 | California-Nevada border region | M4.9 | 148 km | 4 km |
| Dec 28, 1995 | 9 km WNW of Topaz Lake, Nevada | M4.8 | 146 km | -1 km |
| Dec 23, 1995 | 8 km WNW of Topaz Lake, Nevada | M4.7 | 149 km | -1 km |
| May 21, 1996 | 8 km ESE of East Foothills, California | M4.7 | 91 km | 8 km |
| Apr 18, 1990 | 4 km N of Aromas, California | M4.7 | 128 km | 4 km |
| Aug 11, 1993 | 14 km ESE of Alum Rock, California | M4.7 | 93 km | 9 km |
| Jul 8, 2021 | 29km ENE of Dardanelle, CA | M4.6 | 142 km | 2 km |
| Mar 24, 1991 | 1 km NNE of Interlaken, California | M4.6 | 128 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
78 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 3 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Feb 7, 1978 | EF2 | 88 km | 1.9 mi | 0 |
| Apr 27, 1953 | EF2 | 37 km | 0.1 mi | 0 |
| Mar 11, 2023 | EF1 | 45 km | 0.8 mi | 0 |
| Jan 10, 2023 | EF1 | 28 km | 0.4 mi | 0 |
| Dec 24, 2015 | EF1 | 81 km | 6.2 mi | 0 |
| Nov 15, 2015 | EF1 | 54 km | 3.0 mi | 0 |
| Jan 23, 2010 | EF1 | 64 km | 1.6 mi | 0 |
| Apr 14, 2006 | EF1 | 37 km | 0.5 mi | 0 |
| Dec 16, 2002 | EF1 | 85 km | 1.3 mi | 0 |
| Dec 12, 1996 | EF1 | 29 km | 0.6 mi | 0 |
| Nov 22, 1996 | EF1 | 89 km | 0.2 mi | 0 |
| Apr 19, 1988 | EF1 | 24 km | 0.2 mi | 0 |
| Apr 19, 1988 | EF1 | 79 km | 1.0 mi | 0 |
| Mar 22, 1983 | EF1 | 87 km | 2.0 mi | 0 |
| Jan 14, 1980 | EF1 | 92 km | 0.3 mi | 0 |
| Mar 4, 1978 | EF1 | 43 km | 2.5 mi | 0 |
| Mar 4, 1978 | EF1 | 64 km | 1.0 mi | 0 |
| Mar 1, 1978 | EF1 | 36 km | 1.5 mi | 0 |
| May 31, 1967 | EF1 | 23 km | 0.1 mi | 0 |
| Apr 1, 1958 | EF1 | 61 km | 2.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.5 m (15 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1868 | N. CALIFORNIA | Eruption + Earthquake | 4.5 m | 30 | 98 km |
| 1989 | N. CALIFORNIA | Earthquake | 1.0 m | 62 | 128 km |
| 1856 | N. CALIFORNIA | Eruption + Earthquake | 0.6 m | — | 123 km |
| 1906 | N. CALIFORNIA | Eruption + Earthquake | 0.1 m | — | 132 km |
| 1865 | N. CALIFORNIA | Eruption + Earthquake | — | — | 115 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Mono Lake Volcanic Field (177 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 177 km |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 178 km |
| Mammoth Mountain | Lava dome(s) | 3,369 m (11,053 ft) | 1260 | 181 km |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: SCU LIGHTNING COMPLEX (405,787 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | SCU LIGHTNING COMPLEX | 405,787 | 67 km |
| 2013 | RIM | 257,084 | 95 km |
| 2017 | DETWILER | 83,297 | 94 km |
| 2015 | BUTTE | 72,894 | 51 km |
| 1987 | PAPER | 49,296 | 80 km |
| 2007 | LICK | 47,424 | 90 km |
| 1987 | HAMM | 39,333 | 89 km |
| 2006 | CANYON | 36,851 | 74 km |
| 2008 | TELEGRAPH | 33,479 | 99 km |
| 1992 | GULCH | 18,019 | 55 km |
| 1996 | ROGGE | 17,559 | 82 km |
| 2003 | ANNIE | 17,383 | 85 km |
| 2004 | POWER | 17,266 | 89 km |
| 2024 | CORRAL | 16,138 | 53 km |
| 2001 | DARBY | 14,734 | 69 km |
| 2018 | WAVERLY | 12,238 | 18 km |
| 2009 | CORRAL | 12,006 | 58 km |
| 2023 | QUARRY | 11,098 | 98 km |
| 2001 | CREEK | 9,793 | 74 km |
| 1992 | MOCCASIN | 9,565 | 67 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 2.9 in | Wettest |
| February | 51°F (10°C) | 2.5 in | |
| March | 55°F (13°C) | 2.6 in | |
| April | 60°F (15°C) | 1.1 in | |
| May | 66°F (19°C) | 0.4 in | |
| June | 72°F (22°C) | 0.1 in | |
| July | 78°F (26°C) | 0.1 in | Warmest, Driest |
| August | 75°F (24°C) | 0.1 in | |
| September | 71°F (22°C) | 0.3 in | |
| October | 64°F (18°C) | 0.9 in | |
| November | 53°F (12°C) | 2.2 in | |
| December | 45°F (7°C) | 2.1 in | Coldest |
Peters has a seasonal temperature swing of 33°F / from 45°F in December to 78°F in July. Total annual precipitation is 15.2 inches, with January being the wettest month (2.9") and July the driest (0.1").