Weather & Climate in Blue River, CO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Blue River has a cool climate with an average annual temperature of 32°F (0°C). Winters average 15°F in January while summers reach 53°F in July. The area gets 326 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 25.2 inches (drier than the 38-inch national average). The area receives 294.7 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 9,905 feet.
Temperature
15°F Jan (-10°C)
53°F Jul (12°C)
| Annual Average | 32.2°F |
| 40% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 53°F (12°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 9,905 ft (3,019 m) |
| Area | 2.6 sq mi (6.8 km²) |
| Population Density | 471/sq mi |
| Coordinates | 39.4485°N, 106.0368°W |
| Timezone | America/Denver |
| County | Summit County County |
| Nearest Airport | Eagle County Regional (EGE) 49 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 60.2 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 44.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | No Rating |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
57 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Aug 9, 2001 | 11 km NNE of Chacra, Colorado | M4.0 | 117 km | 5 km |
| Dec 25, 1994 | 9 km NE of Larkspur, Colorado | M4.0 | 107 km | 10 km |
| Feb 10, 2006 | 1 km NNE of Chacra, Colorado | M3.8 | 121 km | 5 km |
| Jun 6, 2011 | 17 km NNW of Oak Creek, Colorado | M3.5 | 137 km | 5 km |
| Dec 23, 1995 | 7 km WNW of Rock Creek Park, Colorado | M3.5 | 125 km | 5 km |
| Aug 21, 2012 | 12 km SSW of Gypsum, Colorado | M3.4 | 82 km | 5 km |
| Apr 10, 2011 | 12 km N of Oak Creek, Colorado | M3.4 | 129 km | 5 km |
| Jan 30, 2017 | 5 km SW of New Castle, Colorado | M3.3 | 134 km | 5 km |
| Jan 18, 1997 | 8 km SE of Westcreek, Colorado | M3.3 | 90 km | 5 km |
| Jan 26, 2008 | 12 km NE of Cotopaxi, Colorado | M3.1 | 118 km | 5 km |
| Jul 22, 2001 | 6 km WNW of Woodland Park, Colorado | M3.1 | 91 km | 5 km |
| Jul 8, 1993 | 9 km ENE of Aspen, Colorado | M3.1 | 63 km | 5 km |
| Feb 1, 2019 | 3 km NW of Glenwood Springs, Colorado | M3.1 | 114 km | 2 km |
| Feb 7, 2000 | 19 km NE of Steamboat Springs, Colorado | M3.0 | 139 km | 5 km |
| Sep 12, 1990 | 13 km NW of Silverthorne, Colorado | M3.0 | 32 km | 5 km |
| May 1, 2009 | 21 km NW of Dotsero, Colorado | M2.9 | 109 km | 5 km |
| Dec 5, 2000 | 10 km NNW of Redstone, Colorado | M2.9 | 110 km | 5 km |
| Jan 1, 2003 | 6 km SE of Aspen, Colorado | M2.9 | 70 km | 5 km |
| Feb 26, 2008 | 29 km WNW of Westcreek, Colorado | M2.9 | 52 km | 2 km |
| Oct 18, 2024 | 6 km NNE of Chacra, Colorado | M2.9 | 119 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
66 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 7 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 15, 1988 | EF3 | 100 km | 2.5 mi | 0 |
| Jun 8, 2014 | EF2 | 73 km | 6.0 mi | 0 |
| Jun 15, 1988 | EF2 | 100 km | 0.5 mi | 0 |
| Jun 5, 1988 | EF2 | 100 km | 0.5 mi | 0 |
| Jun 3, 1981 | EF2 | 90 km | 0.1 mi | 0 |
| Oct 15, 1980 | EF2 | 94 km | 1.5 mi | 0 |
| Jun 13, 1977 | EF2 | 24 km | 1.0 mi | 0 |
| Jun 22, 2023 | EF1 | 88 km | 6.3 mi | 0 |
| Jul 21, 2015 | EF1 | 83 km | 0.3 mi | 0 |
| Jun 8, 2014 | EF1 | 77 km | 0.3 mi | 0 |
| Jun 8, 2014 | EF1 | 92 km | 0.3 mi | 0 |
| Aug 18, 2009 | EF1 | 70 km | 9.3 mi | 0 |
| Aug 23, 2008 | EF1 | 90 km | 0.6 mi | 0 |
| Aug 23, 2008 | EF1 | 87 km | 0.3 mi | 0 |
| Aug 23, 2008 | EF1 | 78 km | 1.0 mi | 0 |
| Jun 27, 2007 | EF1 | 86 km | 0.9 mi | 0 |
| Jun 6, 1997 | EF1 | 91 km | 0.1 mi | 0 |
| Jul 12, 1996 | EF1 | 90 km | 0.7 mi | 0 |
| Jun 16, 1996 | EF1 | 76 km | 1.5 mi | 0 |
| Jun 29, 1992 | EF1 | 98 km | 3.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: EAST TROUBLESOME (188,924 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | EAST TROUBLESOME | 188,924 | 87 km |
| 2002 | HAYMAN | 129,417 | 69 km |
| 2018 | SILVER CREEK | 20,725 | 99 km |
| 2020 | WILLIAMS FORK | 14,679 | 43 km |
| 2018 | WESTON PASS | 13,169 | 46 km |
| 2018 | LAKE CHRISTINE | 12,506 | 86 km |
| 1996 | BUFFALO CREEK | 11,690 | 68 km |
| 2020 | CALWOOD | 9,836 | 99 km |
| 2000 | HIGH MEADOWS | 9,607 | 58 km |
| 2001 | MVD PSFRXASST 4 | 7,375 | 81 km |
| 2021 | MARSHALL | 6,286 | 92 km |
| 2010 | FOURMILE CANYON | 5,865 | 87 km |
| 2021 | MUDDY SLIDE | 4,372 | 98 km |
| 2021 | SYLVAN | 3,480 | 59 km |
| 2012 | LOWER NORTH FORK FIRE | 3,436 | 73 km |
| 2003 | OVERLAND | 3,232 | 96 km |
| 2009 | OLD STAGE | 3,160 | 96 km |
| 2002 | SCHOONOVER | 2,821 | 74 km |
| 2002 | SNAKING | 2,080 | 46 km |
| 2023 | THREEMILE CREEK RX | 1,863 | 85 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 2.0 in | Coldest |
| February | 16°F (-9°C) | 1.8 in | |
| March | 19°F (-7°C) | 2.2 in | |
| April | 24°F (-4°C) | 2.3 in | |
| May | 35°F (1°C) | 2.0 in | |
| June | 44°F (7°C) | 1.7 in | |
| July | 53°F (12°C) | 2.4 in | Warmest, Wettest |
| August | 49°F (10°C) | 2.4 in | |
| September | 43°F (6°C) | 1.8 in | |
| October | 33°F (1°C) | 1.5 in | Driest |
| November | 22°F (-6°C) | 1.9 in | |
| December | 16°F (-9°C) | 2.1 in |
Blue River has a seasonal temperature swing of 39°F / from 15°F in January to 53°F in July. Total annual precipitation is 24.0 inches, with July being the wettest month (2.4") and October the driest (1.5").
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