Weather & Climate in Casa Blanca, AZ

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

Casa Blanca has a warm climate with an average annual temperature of 71°F (22°C). Winters average 53°F in January while summers reach 91°F in July. The area gets 323 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 1,195 feet.

Temperature

53°F Jan (12°C) 91°F Jul (33°C)

Annual Average	71.4°F
	32% above US avg
January Average	53°F (12°C)
July Average	91°F (33°C)
Sunny Days	323 days/yr

Geography

Elevation	1,195 ft (364 m)
Area	15.8 sq mi (40.9 km²)
Population Density	87/sq mi
Coordinates	33.1155°N, 111.9081°W
Timezone	America/Phoenix
County	Pinal County County
Nearest Airport	Phoenix Sky Harbor International (PHX) 23 miles away

Precipitation & Snow

Wettest Month (Aug) 1.26"

Driest Month (Jun) 0.08"

Air Quality

AQI Median	45.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Moderate
Risk Score	93.8 / 100
Social Vulnerability	43.7 / 100
Community Resilience	13.9 / 100

Hazard Breakdown

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

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

Earthquake History

10 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.1.

May 9, 2009	11 km SSW of Cordes Lakes, Arizona	M3.1	124 km	5 km
Jun 25, 2010	8 km SW of Roosevelt, Arizona	M3.1	86 km	5 km
Sep 9, 2014	6 km SE of Roosevelt, Arizona	M2.9	95 km	3 km
Aug 30, 2014	8 km W of Rock House, Arizona	M2.9	100 km	3 km
Sep 26, 2010	3 km NNW of Roosevelt, Arizona	M2.8	96 km	5 km
Jun 6, 2020	5 km NW of New River, Arizona	M2.6	96 km	5 km
Feb 25, 2022	1 km S of Roosevelt, Arizona	M2.6	94 km	5 km
Aug 9, 2025	14 km ENE of Willow Canyon, Arizona	M2.6	148 km	12 km
Feb 15, 2022	6 km S of Roosevelt, Arizona	M2.5	91 km	10 km
Feb 12, 2022	2 km ESE of Roosevelt, Arizona	M2.5	95 km	5 km

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

Tornado History

93 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 73 injuries.

Date	Rating	Distance	Path	Fatalities
Jan 17, 1993	EF2	56 km	2.1 mi	0
Jun 21, 1972	EF2	40 km	13.5 mi	0
Sep 14, 1971	EF2	50 km	0.1 mi	0
Aug 30, 1971	EF2	28 km	4.7 mi	0
Oct 3, 1968	EF2	63 km	0.1 mi	0
Jul 4, 1968	EF2	35 km	0.1 mi	0
Jul 29, 2010	EF1	91 km	1.4 mi	0
Feb 13, 1995	EF1	33 km	0.5 mi	0
Jan 18, 1993	EF1	24 km	2.0 mi	0
May 23, 1992	EF1	43 km	0.5 mi	0
Jan 6, 1992	EF1	43 km	1.2 mi	0
Aug 24, 1991	EF1	98 km	1.0 mi	0
Jul 20, 1988	EF1	52 km	0.5 mi	0
Nov 18, 1986	EF1	48 km	0.5 mi	0
Mar 15, 1985	EF1	40 km	0.1 mi	0
Aug 9, 1984	EF1	60 km	0.5 mi	0
Jul 22, 1984	EF1	12 km	1.0 mi	0
Aug 16, 1983	EF1	37 km	0.3 mi	0
Aug 8, 1983	EF1	50 km	0.2 mi	0
Sep 5, 1981	EF1	47 km	2.0 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: BUSH (212,542 acres, 2020).

Year	Name	Acres Burned	Distance
2020	BUSH	212,542	92 km
2021	TELEGRAPH	187,248	92 km
2019	WOODBURY	130,242	82 km
2005	EDGE COMPLEX	69,291	89 km
1996	LONE	60,574	84 km
2024	FREEMAN	32,950	96 km
2024	SAND STONE	26,470	79 km
2020	SAWTOOTH	23,174	64 km
1995	RIO	22,666	66 km
1995	BASIN	21,533	99 km
2005	THREE FIRE COMPLEX (THREE)	15,849	90 km
2024	SIPHON	15,019	60 km
2024	WILDCAT	14,176	83 km
2020	SEARS	13,369	90 km
1995	RIVER	11,707	67 km
2005	BART	10,997	88 km
2005	UNNAMED	9,537	81 km
1988	JACKET	9,025	81 km
2024	BLACK	8,941	91 km
2020	SUPERSTITION	8,169	58 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	53°F (12°C)	0.8 in
February	57°F (14°C)	0.8 in
March	61°F (16°C)	0.9 in
April	68°F (20°C)	0.3 in
May	77°F (25°C)	0.1 in
June	86°F (30°C)	0.1 in	Driest
July	91°F (33°C)	0.9 in	Warmest
August	90°F (32°C)	1.3 in	Wettest
September	84°F (29°C)	0.8 in
October	72°F (22°C)	0.7 in
November	60°F (15°C)	0.6 in
December	52°F (11°C)	1.0 in	Coldest

Casa Blanca has a seasonal temperature swing of 39°F / from 52°F in December to 91°F in July. Total annual precipitation is 8.1 inches, with August being the wettest month (1.3") and June the driest (0.1").

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