Weather & Climate in Aztec, NM

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

Aztec experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 32°F in January while summers reach 77°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 8.1 inches (drier than the 38-inch national average). The area receives 6.8 inches of snow annually. Air quality is rated Good with a median AQI of 37. The city sits at an elevation of 5,942 feet.

Temperature

32°F Jan (0°C) 77°F Jul (25°C)

Annual Average	54.4°F
	1% above US avg
January Average	32°F (0°C)
July Average	77°F (25°C)
Sunny Days	330 days/yr

Geography

Elevation	5,942 ft (1,811 m)
Area	17.2 sq mi (44.4 km²)
Population Density	362/sq mi
Coordinates	36.8159°N, 107.9703°W
Timezone	America/Denver
County	San Juan County County
Nearest Airport	Four Corners Regional (FMN) 15 miles away

Precipitation & Snow

Annual Rainfall 8.1"

79% below US avg

Snowfall 6.8"

Wettest Month (Aug) 1.50"

Driest Month (Jun) 0.43"

Air Quality

AQI Median	37.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Moderate
Risk Score	88.3 / 100
Social Vulnerability	91.5 / 100
Community Resilience	5.3 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Relatively Low
Wildfire	Relatively Low
Flood	Relatively Moderate
Hail	Very Low
Strong Wind	Relatively Low
Heat Wave	Relatively Moderate
Winter Weather	Relatively High
Lightning	Relatively High
Ice Storm	Relatively Low
Drought	Relatively High
Cold Wave	Relatively Moderate
Landslide	Relatively Moderate
Avalanche	Very Low

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

Earthquake History

29 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.

Sep 13, 1994	17 km N of Sawpit, Colorado	M4.4	149 km	10 km
Jul 12, 2021	5 km E of Capulin, New Mexico	M4.2	127 km	13 km
Apr 22, 2017	4 km SSW of Bluff, Utah	M3.7	150 km	9 km
Jul 12, 2021	3 km E of Capulin, New Mexico	M3.7	125 km	10 km
Jun 4, 2008	8 km ENE of Canjilon, New Mexico	M3.7	148 km	5 km
Jun 6, 2008	10 km NE of Bluff, Utah	M3.6	146 km	12 km
Mar 10, 2023	16 km S of Ophir, Colorado	M3.6	100 km	7 km
Sep 14, 2009	7 km NNW of Canjilon, New Mexico	M3.5	138 km	5 km
May 10, 1991	24 km SSE of South Fork, Colorado	M3.4	143 km	5 km
Apr 9, 2021	2 km NNE of Capulin, New Mexico	M3.3	122 km	5 km
Jul 4, 2021	24 km SW of Lake Valley, New Mexico	M3.1	102 km	5 km
Jun 14, 2018	0 km NW of Regina, New Mexico	M3.0	114 km	5 km
Jun 26, 2018	3 km ESE of Regina, New Mexico	M3.0	118 km	3 km
Jul 12, 2021	4 km NNE of Capulin, New Mexico	M3.0	122 km	10 km
Feb 8, 2021	3 km ENE of Capulin, New Mexico	M2.9	125 km	6 km
Sep 1, 2024	7 km ENE of Capulin, New Mexico	M2.9	126 km	10 km
Jun 18, 2002	39 km SW of Creede, Colorado	M2.9	108 km	5 km
Jun 17, 2022	4 km NNW of Regina, New Mexico	M2.8	110 km	3 km
Jan 17, 2009	11 km NNW of Cañones, New Mexico	M2.8	146 km	5 km
Jun 10, 2020	5 km WNW of Tsaile, Arizona	M2.8	129 km	14 km

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

Tornado History

19 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.

Date	Rating	Distance	Path	Fatalities
Apr 25, 1985	EF2	80 km	0.5 mi	0
May 10, 1957	EF2	27 km	0.1 mi	0
Oct 5, 2004	EF1	38 km	2.5 mi	0
Aug 5, 1999	EF1	32 km	0.3 mi	0
Jun 7, 1997	EF1	75 km	0.5 mi	0
Sep 5, 1970	EF1	95 km	1.5 mi	0
Aug 30, 1966	EF1	33 km	1.5 mi	0
Mar 21, 2020	EF0	34 km	0.5 mi	0
Jun 10, 2015	EF0	27 km	0.2 mi	0
Sep 18, 2013	EF0	28 km	0.2 mi	0
Sep 10, 2013	EF0	62 km	0.2 mi	0
Jul 18, 2011	EF0	79 km	0.3 mi	0
Aug 29, 2002	EF0	48 km	0.1 mi	0
Oct 23, 2000	EF0	22 km	0.1 mi	0
Oct 23, 2000	EF0	22 km	0.1 mi	0
Apr 25, 1999	EF0	96 km	0.3 mi	0
May 30, 1992	EF0	33 km	0.2 mi	0
Sep 28, 1990	EF0	23 km	0.2 mi	0
May 28, 1963	EF0	11 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: MISSIONARY RIDGE (68,919 acres, 2002).

Year	Name	Acres Burned	Distance
2002	MISSIONARY RIDGE	68,919	75 km
2018	416	55,123	76 km
2012	LITTLE SAND	26,240	91 km
2000	BIRCHER	23,317	60 km
2018	PLATEAU	19,746	99 km
1996	ARCHULETA	15,613	88 km
1994	UNNAMED	13,234	35 km
2012	WEBER	10,898	60 km
2001	SANDOVAL	6,773	66 km
2017	EIGHT FOUR TWO	5,954	66 km
1986	WESTTOE	5,397	99 km
1986	HOGAN	5,298	99 km
2018	BURRO	5,242	78 km
2000	PONY	5,224	67 km
1996	CHAPIN 5	4,832	66 km
2016	GREATER GRACIA RX	3,960	73 km
1984	FERNANDO	3,419	94 km
2020	EAST CANYON	3,031	57 km
1987	AZTECTHREE	2,857	84 km
1999	UNNAMED	2,852	83 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	32°F (0°C)	0.9 in
February	36°F (2°C)	0.8 in
March	42°F (6°C)	1.0 in
April	49°F (10°C)	0.7 in
May	59°F (15°C)	0.7 in
June	69°F (21°C)	0.4 in	Driest
July	77°F (25°C)	1.1 in	Warmest
August	73°F (23°C)	1.5 in	Wettest
September	65°F (18°C)	1.1 in
October	53°F (12°C)	1.3 in
November	40°F (4°C)	0.9 in
December	31°F (-1°C)	0.9 in	Coldest

Aztec has a seasonal temperature swing of 47°F / from 31°F in December to 77°F in July. Total annual precipitation is 11.5 inches, with August being the wettest month (1.5") and June the driest (0.4").

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