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Weather & Climate in Stonegate, CO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Stonegate experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 31°F in January while summers reach 72°F in July. The area gets 297 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 5,860 feet.
Temperature
31°F Jan (-1°C)
72°F Jul (22°C)
| Annual Average | 49.7°F |
| 8% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 5,860 ft (1,786 m) |
| Area | 1.8 sq mi (4.7 km²) |
| Population Density | 5,008/sq mi |
| Coordinates | 39.5338°N, 104.7998°W |
| Timezone | America/Denver |
| County | Douglas County County |
| Nearest Airport | Denver International (DEN) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.7 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 73.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
19 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Dec 25, 1994 | 9 km NE of Larkspur, Colorado | M4.0 | 27 km | 10 km |
| Dec 23, 1995 | 7 km WNW of Rock Creek Park, Colorado | M3.5 | 90 km | 5 km |
| Jan 18, 1997 | 8 km SE of Westcreek, Colorado | M3.3 | 55 km | 5 km |
| Jun 1, 2014 | 9 km NNW of Kersey, Colorado | M3.2 | 105 km | 1 km |
| Jan 26, 2008 | 12 km NE of Cotopaxi, Colorado | M3.1 | 138 km | 5 km |
| Jul 22, 2001 | 6 km WNW of Woodland Park, Colorado | M3.1 | 64 km | 5 km |
| Sep 12, 1990 | 13 km NW of Silverthorne, Colorado | M3.0 | 122 km | 5 km |
| Mar 30, 2019 | 7 km NE of Greeley, Colorado | M2.9 | 104 km | 6 km |
| Jan 19, 1997 | 8 km SE of Westcreek, Colorado | M2.9 | 55 km | 5 km |
| Feb 26, 2008 | 29 km WNW of Westcreek, Colorado | M2.9 | 64 km | 2 km |
| Dec 31, 1995 | 6 km WNW of Rock Creek Park, Colorado | M2.8 | 91 km | 5 km |
| Jan 19, 1997 | 8 km SE of Westcreek, Colorado | M2.7 | 55 km | 5 km |
| Apr 18, 1998 | 8 km SE of Westcreek, Colorado | M2.7 | 55 km | 5 km |
| Jun 13, 2025 | 7 km SE of Erie, Colorado | M2.7 | 55 km | 9 km |
| Sep 24, 2013 | 6 km NNE of Cotopaxi, Colorado | M2.6 | 144 km | 5 km |
| Aug 23, 2016 | 2 km SSE of Eaton, Colorado | M2.6 | 108 km | 10 km |
| Jun 23, 2014 | 6 km NNE of Kersey, Colorado | M2.5 | 103 km | 5 km |
| Jun 26, 2021 | 19 km WNW of Cañon City, Colorado | M2.5 | 126 km | 8 km |
| Aug 4, 1994 | 6 km NNE of Smeltertown, Colorado | M2.5 | 146 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
775 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 fatality, 175 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 4, 2015 | EF3 | 83 km | 6.7 mi | 0 |
| May 22, 2008 | EF3 | 78 km | 38.7 mi | 1 |
| Jun 6, 1990 | EF3 | 91 km | 7.0 mi | 0 |
| Jun 15, 1988 | EF3 | 25 km | 2.5 mi | 0 |
| Jun 12, 1982 | EF3 | 39 km | 3.0 mi | 0 |
| Jun 24, 1979 | EF3 | 77 km | 4.3 mi | 0 |
| Jun 13, 1977 | EF3 | 70 km | 4.9 mi | 0 |
| May 18, 1975 | EF3 | 30 km | 4.1 mi | 0 |
| May 15, 1952 | EF3 | 91 km | 7.4 mi | 0 |
| Jun 7, 2021 | EF2 | 68 km | 7.5 mi | 0 |
| May 7, 2016 | EF2 | 94 km | 8.8 mi | 0 |
| Jun 8, 2014 | EF2 | 83 km | 6.0 mi | 0 |
| Jun 7, 2012 | EF2 | 64 km | 7.5 mi | 0 |
| Jun 15, 2009 | EF2 | 36 km | 4.0 mi | 0 |
| May 10, 2004 | EF2 | 71 km | 6.0 mi | 0 |
| May 28, 2001 | EF2 | 87 km | 0.5 mi | 0 |
| May 28, 2001 | EF2 | 86 km | 0.3 mi | 0 |
| Jul 13, 1996 | EF2 | 45 km | 12.0 mi | 0 |
| Jun 15, 1988 | EF2 | 25 km | 0.5 mi | 0 |
| Jun 5, 1988 | EF2 | 52 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: HAYMAN (129,417 acres, 2002).
| Year | Name | Acres Burned | Distance |
| 2002 | HAYMAN | 129,417 | 55 km |
| 2012 | WALDO CANYON | 20,112 | 68 km |
| 2013 | BLACK FOREST | 11,885 | 55 km |
| 1996 | BUFFALO CREEK | 11,690 | 43 km |
| 2020 | CALWOOD | 9,836 | 82 km |
| 2000 | HIGH MEADOWS | 9,607 | 50 km |
| 2001 | MVD PSFRXASST 4 | 7,375 | 45 km |
| 2002 | MILNE/SQUIRREL | 6,568 | 92 km |
| 2021 | MARSHALL | 6,286 | 57 km |
| 2010 | FOURMILE CANYON | 5,865 | 76 km |
| 2009 | QUARRY | 5,141 | 97 km |
| 2017 | MILNE | 5,113 | 96 km |
| 2002 | UNNAMED | 4,911 | 99 km |
| 1997 | UNNAMED | 4,380 | 92 km |
| 2002 | BIG ELK | 4,348 | 99 km |
| 2012 | LOWER NORTH FORK FIRE | 3,436 | 35 km |
| 2003 | OVERLAND | 3,232 | 82 km |
| 1998 | UNNAMED | 3,188 | 93 km |
| 2009 | OLD STAGE | 3,160 | 74 km |
| 2018 | RANGE 5 | 2,888 | 93 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 0.4 in | Coldest, Driest |
| February | 33°F (1°C) | 0.4 in | |
| March | 39°F (4°C) | 1.1 in | |
| April | 46°F (8°C) | 1.6 in | |
| May | 56°F (13°C) | 2.5 in | Wettest |
| June | 66°F (19°C) | 2.0 in | |
| July | 72°F (22°C) | 2.2 in | Warmest |
| August | 70°F (21°C) | 1.9 in | |
| September | 62°F (16°C) | 1.3 in | |
| October | 50°F (10°C) | 1.0 in | |
| November | 38°F (3°C) | 0.9 in | |
| December | 31°F (-1°C) | 0.5 in |
Stonegate has a seasonal temperature swing of 41°F / from 31°F in January to 72°F in July. Total annual precipitation is 15.7 inches, with May being the wettest month (2.5") and January the driest (0.4").