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Weather & Climate in Colome, SD
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Colome experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 24°F in January while summers reach 76°F in July. The area gets 291 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 23.2 inches (drier than the 38-inch national average). The area receives 49.1 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 35. The city sits at an elevation of 2,309 feet.
Temperature
24°F Jan (-5°C)
76°F Jul (25°C)
| Annual Average | 49.7°F |
| 8% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 2,309 ft (704 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 1,418/sq mi |
| Coordinates | 43.2599°N, 99.7173°W |
| Timezone | America/Chicago |
| County | Tripp County County |
| Nearest Airport | Ainsworth Regional (ANW) 49 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.5 / 100 |
| Social Vulnerability | 82.1 / 100 |
| Community Resilience | 50.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
20 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Nov 3, 2002 | 16 km SSW of Butte, Nebraska | M4.3 | 86 km | 5 km |
| Jun 4, 2021 | 10 km NE of Anoka, Nebraska | M3.7 | 85 km | 5 km |
| Oct 25, 1990 | 8 km N of Plankinton, South Dakota | M3.6 | 117 km | 5 km |
| Aug 26, 1991 | 15 km SSE of Brownlee, Nebraska | M3.4 | 139 km | 5 km |
| Jun 18, 2015 | 15 km SSE of Valentine, Nebraska | M3.3 | 84 km | 5 km |
| Aug 9, 2011 | 2 km S of Fort Pierre, South Dakota | M3.3 | 130 km | 5 km |
| Jan 25, 1994 | 8 km E of Wood Lake, Nebraska | M3.3 | 78 km | 5 km |
| Apr 11, 2016 | 11 km E of Brownlee, Nebraska | M3.2 | 124 km | 5 km |
| Aug 5, 2022 | 4 km ENE of Draper, South Dakota | M3.2 | 97 km | 9 km |
| Jun 4, 2021 | 9 km ENE of Anoka, Nebraska | M3.1 | 85 km | 5 km |
| Feb 20, 1993 | 21 km WSW of Cody, Nebraska | M3.1 | 150 km | 5 km |
| Jul 12, 1998 | 7 km E of Corn Creek, South Dakota | M3.1 | 117 km | 5 km |
| Feb 7, 2014 | 11 km NE of Bijou Hills, South Dakota | M3.0 | 65 km | 5 km |
| Jan 1, 2025 | 4 km S of Brownlee, Nebraska | M3.0 | 135 km | 5 km |
| Feb 1, 2006 | 6 km ENE of Bassett, Nebraska | M2.9 | 74 km | 5 km |
| Jan 1, 2020 | 2 km E of Chambers, Nebraska | M2.8 | 143 km | 10 km |
| Jul 3, 1995 | 9 km SSW of Fort Thompson, South Dakota | M2.8 | 84 km | 5 km |
| Mar 20, 2010 | 9 km NNW of Springview, Nebraska | M2.7 | 41 km | 5 km |
| Apr 27, 2025 | 9 km NE of Burke, South Dakota | M2.5 | 40 km | 5 km |
| Jan 16, 2022 | 9 km NE of Plankinton, South Dakota | M2.5 | 120 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
300 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 39 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 8, 1965 | EF5 | 29 km | 30.1 mi | 0 |
| Aug 11, 2011 | EF3 | 87 km | 0.5 mi | 0 |
| Jun 16, 1992 | EF3 | 91 km | 2.0 mi | 0 |
| Jul 24, 1971 | EF3 | 65 km | 2.5 mi | 0 |
| Jul 9, 1971 | EF3 | 69 km | 0.1 mi | 0 |
| Jul 9, 1971 | EF3 | 92 km | 0.1 mi | 0 |
| May 8, 1965 | EF3 | 33 km | 1.5 mi | 0 |
| May 21, 1962 | EF3 | 92 km | 11.0 mi | 0 |
| May 16, 1962 | EF3 | 66 km | 0.1 mi | 0 |
| May 15, 1962 | EF3 | 27 km | 0.1 mi | 0 |
| May 14, 1962 | EF3 | 45 km | 53.8 mi | 0 |
| May 22, 2016 | EF2 | 63 km | 4.6 mi | 0 |
| May 22, 2010 | EF2 | 18 km | 2.9 mi | 0 |
| May 22, 2010 | EF2 | 39 km | 9.0 mi | 0 |
| Jul 13, 2009 | EF2 | 97 km | 0.1 mi | 0 |
| Jun 24, 2009 | EF2 | 76 km | 4.6 mi | 0 |
| Aug 9, 2002 | EF2 | 45 km | 2.0 mi | 0 |
| Jun 29, 1993 | EF2 | 17 km | 5.0 mi | 0 |
| Jun 23, 1993 | EF2 | 23 km | 3.0 mi | 0 |
| May 15, 1992 | EF2 | 78 km | 1.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: REGION 24 COMPLEX (66,349 acres, 2012).
| Year | Name | Acres Burned | Distance |
| 2012 | REGION 24 COMPLEX | 66,349 | 59 km |
| 2024 | POWER DAM ROAD | 15,047 | 100 km |
| 2012 | CROOKSTON | 14,962 | 96 km |
| 2011 | OKREEK | 11,115 | 57 km |
| 1987 | BIG FIRE | 9,107 | 91 km |
| 2012 | UNNAMED | 6,910 | 56 km |
| 1998 | TNC | 4,683 | 62 km |
| 1991 | YELLOWROBE | 4,679 | 87 km |
| 2012 | TOWER | 4,599 | 98 km |
| 2022 | WEST SF | 3,126 | 99 km |
| 2000 | CLOVER | 3,062 | 97 km |
| 2002 | LOOKING | 2,981 | 100 km |
| 2023 | NENFR-HFR-FY23-RX-UNITS 35-36-39 | 2,936 | 73 km |
| 2012 | UNNAMED | 2,875 | 55 km |
| 1988 | CROOKSTON | 2,688 | 91 km |
| 2024 | UNIT 16 RX | 2,171 | 71 km |
| 1992 | RIDGE RUNN | 1,976 | 96 km |
| 2000 | NOVOTNY AND WAGNER | 1,968 | 14 km |
| 1989 | UNNAMED | 1,804 | 98 km |
| 2011 | HIGHWAY 47 | 1,800 | 85 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 0.4 in | Driest |
| February | 26°F (-3°C) | 0.6 in | |
| March | 35°F (2°C) | 1.5 in | |
| April | 47°F (8°C) | 2.4 in | |
| May | 58°F (15°C) | 3.4 in | Wettest |
| June | 68°F (20°C) | 3.4 in | |
| July | 76°F (25°C) | 3.2 in | Warmest |
| August | 73°F (23°C) | 2.1 in | |
| September | 63°F (17°C) | 2.2 in | |
| October | 50°F (10°C) | 1.4 in | |
| November | 34°F (1°C) | 0.8 in | |
| December | 24°F (-5°C) | 0.6 in | Coldest |
Colome has a seasonal temperature swing of 53°F / from 24°F in December to 76°F in July. Total annual precipitation is 21.9 inches, with May being the wettest month (3.4") and January the driest (0.4").