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Weather & Climate in Syracuse, UT
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Syracuse experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 29°F in January while summers reach 78°F in July. The area gets 316 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 16.4 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 4,275 feet.
Temperature
29°F Jan (-2°C)
78°F Jul (26°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 316 days/yr |
Geography
| Elevation | 4,275 ft (1,303 m) |
| Area | 9.6 sq mi (24.8 km²) |
| Population Density | 3,337/sq mi |
| Coordinates | 41.0858°N, 112.0687°W |
| Timezone | America/Denver |
| County | Davis County County |
| Nearest Airport | Salt Lake City International (SLC) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 97.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Coastal Flood | No Rating |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
350 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.7.
| Mar 18, 2020 | 5 km NNE of Magna, Utah | M5.7 | 37 km | 12 km |
| Apr 15, 2010 | 9 km NE of Randolph, Utah | M4.9 | 107 km | 10 km |
| Nov 4, 1992 | 67 km ENE of Montello, Nevada | M4.7 | 126 km | 9 km |
| Mar 18, 2020 | 6 km NNE of Magna, Utah | M4.6 | 36 km | 9 km |
| Mar 18, 2020 | 5 km NE of Magna, Utah | M4.6 | 37 km | 11 km |
| May 5, 2024 | 16 km SW of Thatcher, Utah | M4.4 | 62 km | 7 km |
| Apr 16, 2020 | 4 km NE of Magna, Utah | M4.2 | 39 km | 10 km |
| Mar 18, 2020 | 1 km NNW of Magna, Utah | M4.2 | 41 km | 9 km |
| Apr 15, 2020 | 4 km NE of Magna, Utah | M4.2 | 39 km | 9 km |
| Mar 16, 1992 | 6 km S of Herriman, Utah | M4.2 | 70 km | 12 km |
| May 25, 2016 | 15 km NNE of Tabiona, Utah | M4.0 | 137 km | 16 km |
| Mar 18, 2020 | 4 km NNE of Magna, Utah | M4.0 | 38 km | 7 km |
| Jun 3, 2009 | 5 km WNW of Riverside, Utah | M4.0 | 81 km | 9 km |
| Mar 18, 2020 | 4 km NNE of Magna, Utah | M3.9 | 38 km | 9 km |
| Mar 23, 2020 | 8 km NNE of Magna, Utah | M3.9 | 34 km | 10 km |
| May 1, 2025 | 4 km WNW of Independence, Utah | M3.9 | 107 km | 14 km |
| May 4, 2024 | 16 km SW of Thatcher, Utah | M3.9 | 62 km | 6 km |
| Sep 24, 2019 | 5 km ENE of Howell, Utah | M3.9 | 85 km | 7 km |
| Mar 18, 2020 | 6 km NE of Magna, Utah | M3.9 | 37 km | 10 km |
| Jun 28, 1990 | 11 km NNE of Howell, Utah | M3.8 | 94 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
52 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 fatality, 96 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Aug 11, 1999 | EF2 | 43 km | 4.3 mi | 1 |
| Aug 14, 1968 | EF2 | 18 km | 1.5 mi | 0 |
| Feb 9, 1965 | EF2 | 41 km | 0.1 mi | 0 |
| Jun 3, 1963 | EF2 | 28 km | 2.0 mi | 0 |
| Sep 2, 2021 | EF1 | 28 km | 2.1 mi | 0 |
| Sep 22, 2016 | EF1 | 10 km | 2.9 mi | 0 |
| Aug 20, 1998 | EF1 | 52 km | 0.1 mi | 0 |
| May 29, 1996 | EF1 | 25 km | 1.3 mi | 0 |
| Jun 2, 1993 | EF1 | 31 km | 1.0 mi | 0 |
| May 3, 1993 | EF1 | 55 km | 0.1 mi | 0 |
| Sep 23, 1992 | EF1 | 1 km | 2.0 mi | 0 |
| Jul 25, 1991 | EF1 | 58 km | 10.0 mi | 0 |
| Sep 17, 1989 | EF1 | 100 km | 0.2 mi | 0 |
| Jul 8, 1989 | EF1 | 56 km | 0.2 mi | 0 |
| Mar 2, 1989 | EF1 | 43 km | 0.2 mi | 0 |
| Jan 10, 1989 | EF1 | 58 km | 0.2 mi | 0 |
| May 6, 1981 | EF1 | 87 km | 0.5 mi | 0 |
| Dec 2, 1970 | EF1 | 87 km | 1.0 mi | 0 |
| Aug 14, 1968 | EF1 | 39 km | 0.1 mi | 0 |
| Jul 9, 1965 | EF1 | 90 km | 0.4 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1909 | UTAH | Earthquake | 3.6 m | — | 95 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: DALLAS CANYON (43,386 acres, 2012).
| Year | Name | Acres Burned | Distance |
| 2012 | DALLAS CANYON | 43,386 | 90 km |
| 2009 | BIG POLE | 41,579 | 73 km |
| 2000 | SALT LAKE DESERT COMPLEX (ARAGONITE) | 39,825 | 86 km |
| 2001 | UNNAMED | 38,647 | 62 km |
| 1995 | REDLAM | 35,405 | 82 km |
| 1995 | PUDDLE VALLEY | 31,249 | 75 km |
| 2013 | PATCH SPRINGS | 29,562 | 89 km |
| 2007 | MONARCH | 25,046 | 67 km |
| 2017 | CEDAR MOUNTAIN | 21,388 | 87 km |
| 2016 | BROAD MOUTH | 21,009 | 89 km |
| 1998 | TEKOI | 19,933 | 99 km |
| 2005 | SALLY | 19,726 | 69 km |
| 1996 | SILVER HILL | 17,137 | 65 km |
| 2007 | KIMBELL | 16,949 | 64 km |
| 2000 | CASTLEROCK | 16,718 | 46 km |
| 1996 | GOLDEN SPIKE | 16,186 | 66 km |
| 2011 | LAKESIDE | 16,165 | 65 km |
| 2016 | WEST ANTELOPE | 15,483 | 22 km |
| 2018 | GORING | 14,538 | 89 km |
| 2020 | TABBY CANYON | 14,330 | 45 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.4 in | Coldest |
| February | 33°F (1°C) | 1.5 in | |
| March | 42°F (5°C) | 1.8 in | |
| April | 49°F (10°C) | 1.9 in | |
| May | 58°F (15°C) | 2.2 in | Wettest |
| June | 68°F (20°C) | 1.0 in | |
| July | 78°F (26°C) | 0.7 in | Warmest, Driest |
| August | 75°F (24°C) | 0.8 in | |
| September | 64°F (18°C) | 1.5 in | |
| October | 52°F (11°C) | 1.9 in | |
| November | 40°F (4°C) | 1.7 in | |
| December | 31°F (-1°C) | 1.4 in |
Syracuse has a seasonal temperature swing of 50°F / from 29°F in January to 78°F in July. Total annual precipitation is 17.8 inches, with May being the wettest month (2.2") and July the driest (0.7").