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Weather & Climate in Morristown, AZ
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Morristown enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 52°F in January while summers reach 91°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 9.6 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 2,001 feet.
Temperature
52°F Jan (11°C)
91°F Jul (33°C)
| Annual Average | 70.2°F |
| 30% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 91°F (33°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 2,001 ft (610 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 200/sq mi |
| Coordinates | 33.8559°N, 112.6129°W |
| Timezone | America/Phoenix |
| County | Maricopa County County |
| Nearest Airport | Phoenix Sky Harbor International (PHX) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.9 / 100 |
| Social Vulnerability | 27.1 / 100 |
| Community Resilience | 18.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Very High |
| Hail | Very High |
| Strong Wind | Very High |
| Heat Wave | Very High |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
26 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Jul 23, 2023 | 2 km E of Chino Valley, Arizona | M3.8 | 102 km | 5 km |
| Mar 18, 2011 | 7 km NNW of Clarkdale, Arizona | M3.8 | 119 km | 5 km |
| Jan 23, 2011 | 7 km NNW of Clarkdale, Arizona | M3.6 | 119 km | 5 km |
| Oct 25, 2011 | 4 km WSW of Paulden, Arizona | M3.5 | 113 km | 5 km |
| Nov 13, 1991 | 5 km NW of Prescott Valley, Arizona | M3.5 | 91 km | 5 km |
| Apr 1, 1994 | 22 km WNW of Paulden, Arizona | M3.3 | 120 km | 5 km |
| Jun 25, 2010 | 8 km SW of Roosevelt, Arizona | M3.1 | 134 km | 5 km |
| Jan 17, 2015 | 40 km N of Bagdad, Arizona | M3.1 | 134 km | 12 km |
| May 5, 2015 | 6 km W of Munds Park, Arizona | M3.1 | 148 km | 7 km |
| May 9, 2009 | 11 km SSW of Cordes Lakes, Arizona | M3.1 | 59 km | 5 km |
| Mar 4, 2015 | 26 km ENE of Bagdad, Arizona | M3.0 | 93 km | 5 km |
| Jun 17, 2014 | 17 km SSE of Williams, Arizona | M3.0 | 148 km | 10 km |
| Aug 30, 2014 | 8 km W of Rock House, Arizona | M2.9 | 148 km | 3 km |
| Sep 9, 2014 | 6 km SE of Roosevelt, Arizona | M2.9 | 143 km | 3 km |
| Sep 26, 2010 | 3 km NNW of Roosevelt, Arizona | M2.8 | 137 km | 5 km |
| Mar 2, 2015 | 120km ESE of Kingman, AZ | M2.7 | 98 km | 1 km |
| Jun 25, 2012 | 16 km NNW of Paulden, Arizona | M2.7 | 130 km | 5 km |
| Jul 24, 2008 | 38km E of Parker, AZ | M2.6 | 123 km | 4 km |
| Jun 6, 2020 | 5 km NW of New River, Arizona | M2.6 | 43 km | 5 km |
| Feb 25, 2022 | 1 km S of Roosevelt, Arizona | M2.6 | 139 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
72 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 58 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 16, 1993 | EF2 | 97 km | 0.3 mi | 0 |
| Jan 17, 1993 | EF2 | 71 km | 2.1 mi | 0 |
| Jun 21, 1972 | EF2 | 71 km | 13.5 mi | 0 |
| Sep 14, 1971 | EF2 | 55 km | 0.1 mi | 0 |
| Aug 30, 1971 | EF2 | 84 km | 4.7 mi | 0 |
| Oct 3, 1968 | EF2 | 44 km | 0.1 mi | 0 |
| Jul 4, 1968 | EF2 | 95 km | 0.1 mi | 0 |
| Jul 29, 2010 | EF1 | 54 km | 1.4 mi | 0 |
| Sep 13, 1996 | EF1 | 98 km | 4.0 mi | 0 |
| May 23, 1992 | EF1 | 65 km | 0.5 mi | 0 |
| Jan 6, 1992 | EF1 | 65 km | 1.2 mi | 0 |
| Aug 9, 1984 | EF1 | 54 km | 0.5 mi | 0 |
| Aug 16, 1983 | EF1 | 72 km | 0.3 mi | 0 |
| Aug 8, 1983 | EF1 | 55 km | 0.2 mi | 0 |
| Sep 5, 1981 | EF1 | 34 km | 1.0 mi | 0 |
| Mar 25, 1977 | EF1 | 41 km | 1.0 mi | 0 |
| May 4, 1976 | EF1 | 92 km | 2.0 mi | 0 |
| Aug 24, 1974 | EF1 | 45 km | 0.1 mi | 0 |
| Sep 10, 1972 | EF1 | 87 km | 1.8 mi | 0 |
| Aug 12, 1972 | EF1 | 72 km | 0.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Nearby Volcanoes
1 volcano within 200 km. Closest: San Francisco Volcanic Field (187 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Francisco Volcanic Field | Pyroclastic cone | 3,850 m (12,631 ft) | 1075 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: CAVE CREEK COMPLEX (246,143 acres, 2005).
| Year | Name | Acres Burned | Distance |
| 2005 | CAVE CREEK COMPLEX | 246,143 | 80 km |
| 2017 | BROOKLYN | 39,780 | 66 km |
| 1998 | UNNAMED | 38,814 | 61 km |
| 2017 | GOODWIN | 28,192 | 65 km |
| 2024 | SAND STONE | 26,470 | 97 km |
| 2024 | SKELETON | 22,753 | 64 km |
| 1995 | RIO | 22,666 | 80 km |
| 2005 | SH RANCH COMPLEX | 22,636 | 94 km |
| 1995 | BASIN | 21,533 | 97 km |
| 2021 | TIGER | 16,380 | 49 km |
| 1999 | HARCUVAR | 16,305 | 74 km |
| 2012 | GLADIATOR | 16,096 | 52 km |
| 2024 | WILDCAT | 14,176 | 79 km |
| 2020 | SEARS | 13,369 | 79 km |
| 2020 | CONSTELLATION | 11,245 | 21 km |
| 2005 | BART | 10,997 | 87 km |
| 2005 | J. CANYON | 10,361 | 35 km |
| 2020 | HORSE | 9,174 | 46 km |
| 2022 | CROOKS | 9,173 | 61 km |
| 1988 | JACKET | 9,025 | 97 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 1.5 in | |
| February | 53°F (12°C) | 1.5 in | |
| March | 57°F (14°C) | 1.7 in | |
| April | 64°F (18°C) | 0.5 in | |
| May | 72°F (22°C) | 0.3 in | |
| June | 81°F (27°C) | 0.2 in | Driest |
| July | 91°F (33°C) | 1.4 in | Warmest |
| August | 85°F (30°C) | 2.0 in | Wettest |
| September | 80°F (26°C) | 1.3 in | |
| October | 69°F (21°C) | 0.8 in | |
| November | 58°F (14°C) | 1.1 in | |
| December | 51°F (10°C) | 1.3 in | Coldest |
Morristown has a seasonal temperature swing of 40°F / from 51°F in December to 91°F in July. Total annual precipitation is 13.6 inches, with August being the wettest month (2.0") and June the driest (0.2").