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Weather & Climate in Genoa, CO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Genoa experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 31°F in January while summers reach 73°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 16.2 inches (drier than the 38-inch national average). The area receives 35.3 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 5,599 feet.
Temperature
31°F Jan (-0°C)
73°F Jul (23°C)
| Annual Average | 49.9°F |
| 8% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 5,599 ft (1,707 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 577/sq mi |
| Coordinates | 39.2782°N, 103.4987°W |
| Timezone | America/Denver |
| County | Washington County County |
| Nearest Airport | Colorado Plains Regional (AKO) 64 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 12.0 / 100 |
| Social Vulnerability | 64.6 / 100 |
| Community Resilience | 44.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
13 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 | 113 km | 10 km |
| Aug 17, 2009 | 8 km E of Eads, Colorado | M3.9 | 114 km | 5 km |
| Dec 23, 1995 | 7 km WNW of Rock Creek Park, Colorado | M3.5 | 137 km | 5 km |
| Jan 18, 1997 | 8 km SE of Westcreek, Colorado | M3.3 | 139 km | 5 km |
| Jul 22, 2001 | 6 km WNW of Woodland Park, Colorado | M3.1 | 143 km | 5 km |
| Jul 15, 2014 | 23 km NNE of Haswell, Colorado | M3.0 | 82 km | 5 km |
| Jan 19, 1997 | 8 km SE of Westcreek, Colorado | M2.9 | 139 km | 5 km |
| Jan 10, 2003 | 14 km NE of Wiley, Colorado | M2.9 | 137 km | 5 km |
| Dec 31, 1995 | 6 km WNW of Rock Creek Park, Colorado | M2.8 | 137 km | 5 km |
| Jan 19, 1997 | 8 km SE of Westcreek, Colorado | M2.7 | 139 km | 5 km |
| Apr 18, 1998 | 8 km SE of Westcreek, Colorado | M2.7 | 139 km | 5 km |
| Aug 7, 2021 | 23 km NE of Sugar City, Colorado | M2.5 | 98 km | 5 km |
| Aug 6, 2016 | 13 km NNE of Wiley, Colorado | M2.5 | 133 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
694 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 48 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 31, 1999 | EF3 | 11 km | 7.0 mi | 0 |
| May 30, 1996 | EF3 | 76 km | 0.5 mi | 0 |
| Jul 21, 1993 | EF3 | 48 km | 12.0 mi | 0 |
| Jul 7, 1993 | EF3 | 88 km | 9.0 mi | 0 |
| Jun 6, 1990 | EF3 | 21 km | 7.0 mi | 0 |
| Jun 6, 1990 | EF3 | 37 km | 7.0 mi | 0 |
| Jun 21, 2023 | EF2 | 87 km | 1.9 mi | 0 |
| Jun 21, 2023 | EF2 | 69 km | 4.9 mi | 0 |
| Jun 21, 2023 | EF2 | 91 km | 4.5 mi | 0 |
| Jun 5, 2015 | EF2 | 57 km | 1.5 mi | 0 |
| Jun 7, 2012 | EF2 | 61 km | 7.5 mi | 0 |
| Jun 15, 2009 | EF2 | 98 km | 4.0 mi | 0 |
| May 10, 2004 | EF2 | 46 km | 6.0 mi | 0 |
| May 28, 2001 | EF2 | 92 km | 0.5 mi | 0 |
| May 28, 2001 | EF2 | 92 km | 0.3 mi | 0 |
| May 31, 1999 | EF2 | 5 km | 7.0 mi | 0 |
| Jul 13, 1996 | EF2 | 97 km | 12.0 mi | 0 |
| Oct 5, 1994 | EF2 | 78 km | 6.3 mi | 0 |
| Jun 14, 1990 | EF2 | 86 km | 7.0 mi | 0 |
| Jun 6, 1990 | EF2 | 70 km | 2.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
15 wildfires (100+ acres) recorded within 100 km. Largest: LAST CHANCE (17,958 acres, 2012).
| Year | Name | Acres Burned | Distance |
| 2012 | LAST CHANCE | 17,958 | 57 km |
| 2002 | UNNAMED | 8,688 | 98 km |
| 2018 | HWY 94 | 7,480 | 52 km |
| 2011 | KARVAL | 5,322 | 64 km |
| 2018 | EDISON | 5,109 | 91 km |
| 1996 | UNNAMED | 4,928 | 8 km |
| 2002 | UNNAMED | 4,911 | 97 km |
| 2022 | CR 15 | 3,244 | 80 km |
| 2003 | UNNAMED | 2,530 | 72 km |
| 2022 | FF | 2,463 | 41 km |
| 2016 | PUMKIN CENTER | 2,451 | 47 km |
| 2002 | UNNAMED | 1,612 | 74 km |
| 2020 | SHAMROCK | 1,582 | 76 km |
| 2024 | QUAIL HOLLOW | 1,267 | 70 km |
| 2002 | UNNAMED | 1,109 | 67 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 0.3 in | Driest |
| February | 31°F (-1°C) | 0.4 in | |
| March | 38°F (3°C) | 0.9 in | |
| April | 46°F (8°C) | 1.1 in | |
| May | 55°F (13°C) | 2.6 in | |
| June | 65°F (18°C) | 2.2 in | |
| July | 73°F (23°C) | 2.7 in | Warmest, Wettest |
| August | 70°F (21°C) | 2.2 in | |
| September | 61°F (16°C) | 1.1 in | |
| October | 49°F (10°C) | 0.7 in | |
| November | 36°F (2°C) | 0.5 in | |
| December | 28°F (-2°C) | 0.3 in | Coldest |
Genoa has a seasonal temperature swing of 45°F / from 28°F in December to 73°F in July. Total annual precipitation is 15.1 inches, with July being the wettest month (2.7") and January the driest (0.3").