Weather & Climate in Folsom, NM

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

Folsom experiences four distinct seasons with an average annual temperature of 49°F (10°C). Winters average 31°F in January while summers reach 70°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 17.6 inches (drier than the 38-inch national average). The area receives 40.9 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 37. The city sits at an elevation of 6,402 feet.

Temperature

31°F Jan (-1°C) 70°F Jul (21°C)

Annual Average	49.4°F
	9% below US avg
January Average	31°F (-1°C)
July Average	70°F (21°C)
Sunny Days	330 days/yr

Geography

Elevation	6,402 ft (1,951 m)
Area	0.5 sq mi (1.4 km²)
Population Density	86/sq mi
Coordinates	36.8478°N, 103.9176°W
Timezone	America/Denver
County	Union County County
Nearest Airport	Taos Regional (TSM) 101 miles away

Precipitation & Snow

Annual Rainfall 17.6"

54% below US avg

Snowfall 40.9"

Wettest Month (Jul) 3.07"

Driest Month (Jan) 0.39"

Air Quality

AQI Median	37.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	12.1 / 100
Social Vulnerability	83.7 / 100
Community Resilience	10.7 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Very Low
Wildfire	Relatively Low
Flood	Very Low
Hail	Relatively Low
Strong Wind	Very Low
Heat Wave	Very Low
Winter Weather	Relatively Moderate
Lightning	Relatively Low
Ice Storm	Very Low
Drought	Relatively High
Cold Wave	Very Low
Landslide	Very Low
Volcano	No Rating
Avalanche	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

333 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.

Aug 23, 2011	6 km S of Valdez, Colorado	M5.3	74 km	4 km
Aug 10, 2005	20 km S of Weston, Colorado	M5.0	82 km	5 km
Aug 22, 2011	9 km SSW of Starkville, Colorado	M4.7	60 km	5 km
Sep 5, 2001	0 km SE of Cokedale, Colorado	M4.5	70 km	5 km
Mar 22, 2004	30 km S of Weston, Colorado	M4.4	83 km	5 km
Jan 3, 2007	8 km SSW of Weston, Colorado	M4.4	90 km	5 km
Aug 1, 2004	31 km S of Stonewall Gap, Colorado	M4.3	106 km	5 km
Mar 10, 2023	6 km NNE of Segundo, Colorado	M4.3	81 km	6 km
Aug 10, 2005	20 km SSW of Segundo, Colorado	M4.1	81 km	5 km
Jun 19, 2023	Colorado	M4.1	72 km	6 km
Jul 29, 2009	32 km NNE of Cimarron, New Mexico	M4.1	82 km	5 km
Aug 23, 2011	7 km S of Valdez, Colorado	M4.0	73 km	5 km
Sep 13, 2011	20 km S of Sequndo, Colorado	M4.0	74 km	5 km
Feb 6, 2016	Colorado	M4.0	96 km	2 km
Aug 26, 2023	19 km SSW of Weston, Colorado	M4.0	91 km	4 km
Sep 4, 2001	2 km W of Cokedale, Colorado	M4.0	73 km	5 km
Aug 20, 2015	7 km WSW of Weston, Colorado	M3.9	93 km	1 km
Aug 23, 2016	18 km SSW of Weston, CO	M3.9	93 km	4 km
Sep 16, 2011	26 km S of Sequndo, Colorado	M3.9	73 km	5 km
Mar 10, 2023	5 km N of Sequndo, Colorado	M3.9	80 km	4 km

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

Tornado History

102 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 fatality, 52 injuries.

Date	Rating	Distance	Path	Fatalities
May 29, 1964	EF3	69 km	3.0 mi	1
May 23, 2010	EF2	88 km	22.0 mi	0
Jul 25, 1996	EF2	97 km	2.0 mi	0
Jul 10, 1978	EF2	91 km	0.3 mi	0
Sep 18, 1965	EF2	94 km	5.1 mi	0
Jun 5, 1961	EF2	83 km	28.5 mi	0
Jun 6, 2014	EF1	45 km	1.4 mi	0
Jun 6, 2014	EF1	55 km	8.6 mi	0
May 23, 2010	EF1	95 km	4.2 mi	0
May 15, 2003	EF1	92 km	5.0 mi	0
Jun 7, 1998	EF1	61 km	3.0 mi	0
May 25, 1996	EF1	97 km	4.0 mi	0
Aug 17, 1992	EF1	76 km	0.5 mi	0
May 30, 1988	EF1	98 km	10.0 mi	0
Jun 10, 1983	EF1	96 km	0.5 mi	0
Jun 10, 1983	EF1	59 km	0.5 mi	0
May 15, 1979	EF1	21 km	0.1 mi	0
Jun 1, 1977	EF1	80 km	2.0 mi	0
Apr 19, 1977	EF1	80 km	0.8 mi	0
Jun 16, 1965	EF1	58 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: BRIDGER (46,612 acres, 2008).

Year	Name	Acres Burned	Distance
2008	BRIDGER	46,612	81 km
2006	GLADSTONE	44,125	82 km
2011	BEAR SPRINGS CALLIE MARIE	36,863	80 km
2011	TRACK	28,893	46 km
2018	STATELINE	28,533	75 km
2006	CASA	27,452	100 km
2002	SPRING	24,044	96 km
2011	RABBIT EAR	21,569	72 km
2005	GLADSTONE	16,794	52 km
2006	CLAPHAM	14,696	97 km
2011	SHELL COMPLEX	14,158	87 km
2020	CHERRY CANYON	11,823	78 km
1996	FARLEY	10,456	65 km
1996	CANYON	10,233	91 km
2011	CALLIE MARIE	9,393	85 km
2002	FURNISH	8,862	70 km
1996	RABBIT	8,457	70 km
1988	UNNAMED	8,454	46 km
2006	FERGUSON	8,226	51 km
2002	JAMES AND JOHN	7,190	49 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 (0°C)	0.5 in
March	38°F (4°C)	0.9 in
April	45°F (7°C)	1.0 in
May	55°F (13°C)	2.2 in
June	64°F (18°C)	2.1 in
July	70°F (21°C)	3.1 in	Warmest, Wettest
August	67°F (19°C)	2.6 in
September	61°F (16°C)	1.8 in
October	50°F (10°C)	0.9 in
November	39°F (4°C)	0.6 in
December	31°F (-1°C)	0.4 in

Folsom has a seasonal temperature swing of 39°F / from 31°F in January to 70°F in July. Total annual precipitation is 16.4 inches, with July being the wettest month (3.1") and January the driest (0.4").

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