Weather & Climate in Phoenix, AZ

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

Phoenix has a warm climate with an average annual temperature of 74°F (23°C). Winters average 50°F in January while summers reach 100°F in July. The area gets 351 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 10.9 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 45. The city sits at an elevation of 1,247 feet.

Temperature

50°F Jan (10°C) 100°F Jul (38°C)

Annual Average	74.2°F
	37% above US avg
January Average	50°F (10°C)
July Average	100°F (38°C)
Sunny Days	351 days/yr

Geography

Elevation	1,247 ft (380 m)
Area	518.0 sq mi (1,341.5 km²)
Population Density	3,135/sq mi
Coordinates	33.5722°N, 112.0901°W
Timezone	America/Phoenix
County	Maricopa County County
Nearest Airport	Phoenix Sky Harbor International (PHX) 11 miles away

Precipitation & Snow

Annual Rainfall 10.9"

71% below US avg

Snowfall 0.0"

Wettest Month (Mar) 1.18"

Driest Month (Jun) 0.12"

Air Quality

AQI Median	45.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very High
Risk Score	99.9 / 100
Social Vulnerability	27.1 / 100
Community Resilience	18.0 / 100

Hazard Breakdown

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

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

Earthquake History

20 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.

Jul 23, 2023	2 km E of Chino Valley, Arizona	M3.8	136 km	5 km
Mar 18, 2011	7 km NNW of Clarkdale, Arizona	M3.8	141 km	5 km
Jan 23, 2011	7 km NNW of Clarkdale, Arizona	M3.6	141 km	5 km
Oct 25, 2011	4 km WSW of Paulden, Arizona	M3.5	150 km	5 km
Nov 13, 1991	5 km NW of Prescott Valley, Arizona	M3.5	122 km	5 km
Jul 1, 2005	23 km NE of Washington Park, Arizona	M3.4	145 km	5 km
Jun 25, 2010	8 km SW of Roosevelt, Arizona	M3.1	83 km	5 km
May 9, 2009	11 km SSW of Cordes Lakes, Arizona	M3.1	71 km	5 km
Mar 4, 2015	26 km ENE of Bagdad, Arizona	M3.0	143 km	5 km
Feb 19, 2025	0 km SW of Christopher Creek, Arizona	M3.0	129 km	11 km
Sep 9, 2014	6 km SE of Roosevelt, Arizona	M2.9	93 km	3 km
Aug 30, 2014	8 km W of Rock House, Arizona	M2.9	98 km	3 km
Sep 26, 2010	3 km NNW of Roosevelt, Arizona	M2.8	88 km	5 km
Mar 2, 2015	120km ESE of Kingman, AZ	M2.7	146 km	1 km
Jun 6, 2020	5 km NW of New River, Arizona	M2.6	43 km	5 km
Feb 25, 2022	1 km S of Roosevelt, Arizona	M2.6	89 km	5 km
Apr 15, 2025	14 km N of Clarkdale, Arizona	M2.5	148 km	12 km
Feb 15, 2022	6 km S of Roosevelt, Arizona	M2.5	89 km	10 km
Feb 12, 2022	2 km ESE of Roosevelt, Arizona	M2.5	91 km	5 km
Aug 3, 2025	39 km SSW of Bagdad, Arizona	M2.5	144 km	10 km

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

Tornado History

91 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 63 injuries.

Date	Rating	Distance	Path	Fatalities
Jan 17, 1993	EF2	18 km	2.1 mi	0
Jun 21, 1972	EF2	14 km	13.5 mi	0
Sep 14, 1971	EF2	22 km	0.1 mi	0
Aug 30, 1971	EF2	28 km	4.7 mi	0
Oct 3, 1968	EF2	30 km	0.1 mi	0
Jul 4, 1968	EF2	37 km	0.1 mi	0
Jul 29, 2010	EF1	71 km	1.4 mi	0
Feb 13, 1995	EF1	44 km	0.5 mi	0
Jan 18, 1993	EF1	64 km	2.0 mi	0
May 23, 1992	EF1	10 km	0.5 mi	0
Jan 6, 1992	EF1	10 km	1.2 mi	0
Nov 18, 1986	EF1	53 km	0.5 mi	0
Mar 15, 1985	EF1	85 km	0.1 mi	0
Aug 9, 1984	EF1	7 km	0.5 mi	0
Jul 22, 1984	EF1	65 km	1.0 mi	0
Aug 16, 1983	EF1	17 km	0.3 mi	0
Aug 8, 1983	EF1	17 km	0.2 mi	0
Sep 5, 1981	EF1	98 km	2.0 mi	0
Sep 5, 1981	EF1	91 km	1.0 mi	0
Sep 5, 1981	EF1	24 km	1.0 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: CAVE CREEK COMPLEX (246,143 acres, 2005).

Year	Name	Acres Burned	Distance
2005	CAVE CREEK COMPLEX	246,143	77 km
2020	BUSH	212,542	72 km
2019	WOODBURY	130,242	85 km
2004	WILLOW	118,494	81 km
2005	EDGE COMPLEX	69,291	68 km
1996	LONE	60,574	73 km
2021	BACKBONE	41,168	99 km
2017	BROOKLYN	39,780	67 km
2017	GOODWIN	28,192	92 km
2024	SAND STONE	26,470	53 km
2020	SAWTOOTH	23,174	76 km
2024	SKELETON	22,753	67 km
1995	RIO	22,666	33 km
1995	BASIN	21,533	65 km
2012	SUNFLOWER	17,687	71 km
2021	TIGER	16,380	67 km
2012	GLADIATOR	16,096	81 km
2005	THREE FIRE COMPLEX (THREE)	15,849	78 km
2024	SIPHON	15,019	63 km
2024	WILDCAT	14,176	44 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	50°F (10°C)	0.9 in	Coldest
February	58°F (14°C)	1.0 in
March	62°F (17°C)	1.2 in	Wettest
April	69°F (21°C)	0.3 in
May	78°F (25°C)	0.2 in
June	87°F (31°C)	0.1 in	Driest
July	100°F (38°C)	0.8 in	Warmest
August	90°F (32°C)	1.2 in
September	85°F (29°C)	0.8 in
October	74°F (23°C)	0.7 in
November	61°F (16°C)	0.8 in
December	54°F (12°C)	1.1 in

Phoenix has a seasonal temperature swing of 50°F / from 50°F in January to 100°F in July. Total annual precipitation is 9.1 inches, with March being the wettest month (1.2") and June the driest (0.1").

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