Weather & Climate in Downieville-Lawson-Dumont, CO

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Downieville-Lawson-Dumont has a cool climate with an average annual temperature of 42°F (6°C). Winters average 26°F in January while summers reach 63°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 18.3 inches (drier than the 38-inch national average). The area receives 105.9 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 7,995 feet.

Temperature

26°F Jan (-3°C) 63°F Jul (17°C)

Annual Average	42.2°F
	22% below US avg
January Average	26°F (-3°C)
July Average	63°F (17°C)
Sunny Days	330 days/yr

Geography

Elevation	7,995 ft (2,437 m)
Area	0.8 sq mi (2.1 km²)
Population Density	613/sq mi
Coordinates	39.7666°N, 105.6067°W
Timezone	America/Denver
County	Clear Creek County County
Nearest Airport	Denver International (DEN) 50 miles away

Precipitation & Snow

Annual Rainfall 18.3"

52% below US avg

Snowfall 105.9"

Wettest Month (Jul) 2.28"

Driest Month (Feb) 1.14"

Air Quality

AQI Median	41.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	46.7 / 100
Social Vulnerability	10.6 / 100
Community Resilience	51.5 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Very Low
Wildfire	Relatively Moderate
Flood	Relatively Low
Hail	Relatively Moderate
Strong Wind	Very Low
Heat Wave	No Rating
Winter Weather	Relatively Low
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

46 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	86 km	10 km
Dec 23, 1995	7 km WNW of Rock Creek Park, Colorado	M3.5	130 km	5 km
Jun 6, 2011	17 km NNW of Oak Creek, Colorado	M3.5	141 km	5 km
Aug 21, 2012	12 km SSW of Gypsum, Colorado	M3.4	121 km	5 km
Apr 10, 2011	12 km N of Oak Creek, Colorado	M3.4	132 km	5 km
Jan 18, 1997	8 km SE of Westcreek, Colorado	M3.3	86 km	5 km
Jun 1, 2014	9 km NNW of Kersey, Colorado	M3.2	115 km	1 km
Jan 26, 2008	12 km NE of Cotopaxi, Colorado	M3.1	147 km	5 km
Jul 8, 1993	9 km ENE of Aspen, Colorado	M3.1	112 km	5 km
Jul 22, 2001	6 km WNW of Woodland Park, Colorado	M3.1	92 km	5 km
Feb 7, 2000	19 km NE of Steamboat Springs, Colorado	M3.0	129 km	5 km
Sep 12, 1990	13 km NW of Silverthorne, Colorado	M3.0	52 km	5 km
Feb 26, 2008	29 km WNW of Westcreek, Colorado	M2.9	56 km	2 km
May 1, 2009	21 km NW of Dotsero, Colorado	M2.9	138 km	5 km
Mar 30, 2019	7 km NE of Greeley, Colorado	M2.9	114 km	6 km
Jan 19, 1997	8 km SE of Westcreek, Colorado	M2.9	86 km	5 km
Jan 1, 2003	6 km SE of Aspen, Colorado	M2.9	120 km	5 km
Oct 27, 2013	17 km NNW of Oak Creek, Colorado	M2.8	141 km	1 km
Jul 30, 2000	7 km SW of Steamboat Springs, Colorado	M2.8	133 km	5 km
Apr 12, 2015	5 km NE of Aspen, Colorado	M2.8	116 km	5 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

384 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 fatality, 153 injuries.

Date	Rating	Distance	Path	Fatalities
Jun 4, 2015	EF3	70 km	6.7 mi	0
May 22, 2008	EF3	89 km	38.7 mi	1
Jun 15, 1988	EF3	58 km	2.5 mi	0
Jun 12, 1982	EF3	92 km	3.0 mi	0
May 18, 1975	EF3	75 km	4.1 mi	0
Jun 7, 2021	EF2	73 km	7.5 mi	0
Jun 8, 2014	EF2	89 km	6.0 mi	0
Jun 15, 1988	EF2	58 km	0.5 mi	0
Jun 5, 1988	EF2	50 km	0.5 mi	0
Jun 5, 1988	EF2	60 km	2.0 mi	0
Jul 2, 1987	EF2	76 km	1.0 mi	0
Jun 20, 1987	EF2	84 km	1.0 mi	0
Jun 8, 1986	EF2	61 km	1.1 mi	0
Jun 8, 1986	EF2	86 km	2.0 mi	0
Jul 19, 1985	EF2	68 km	0.5 mi	0
May 18, 1984	EF2	89 km	5.0 mi	0
May 18, 1984	EF2	100 km	5.0 mi	0
May 18, 1984	EF2	96 km	5.0 mi	0
Jun 3, 1981	EF2	55 km	2.3 mi	0
Jun 3, 1981	EF2	48 km	0.1 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: CAMERON PEAK (208,910 acres, 2020).

Year	Name	Acres Burned	Distance
2020	CAMERON PEAK	208,910	95 km
2020	EAST TROUBLESOME	188,924	61 km
2002	HAYMAN	129,417	67 km
2018	SILVER CREEK	20,725	98 km
2020	WILLIAMS FORK	14,679	33 km
2018	WESTON PASS	13,169	89 km
1996	BUFFALO CREEK	11,690	53 km
2000	BOBCAT	10,444	83 km
2020	CALWOOD	9,836	49 km
2000	HIGH MEADOWS	9,607	46 km
2001	MVD PSFRXASST 4	7,375	72 km
2021	MARSHALL	6,286	42 km
2010	FOURMILE CANYON	5,865	37 km
2002	BIG ELK	4,348	60 km
2012	LOWER NORTH FORK FIRE	3,436	50 km
2003	OVERLAND	3,232	46 km
2009	OLD STAGE	3,160	46 km
2011	CRYSTAL FIRE	2,855	92 km
2002	SCHOONOVER	2,821	68 km
2012	FERN LAKE	2,549	66 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	26°F (-3°C)	1.3 in
February	24°F (-4°C)	1.1 in	Coldest, Driest
March	27°F (-3°C)	1.5 in
April	33°F (0°C)	1.9 in
May	43°F (6°C)	2.1 in
June	52°F (11°C)	1.8 in
July	63°F (17°C)	2.3 in	Warmest, Wettest
August	56°F (13°C)	2.2 in
September	49°F (10°C)	1.6 in
October	40°F (5°C)	1.2 in
November	29°F (-2°C)	1.3 in
December	25°F (-4°C)	1.4 in

Downieville-Lawson-Dumont has a seasonal temperature swing of 39°F / from 24°F in February to 63°F in July. Total annual precipitation is 19.6 inches, with July being the wettest month (2.3") and February the driest (1.1").

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