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Ko Vaya, AZ

Full City Profile · Arizona · Pima County County

3.0 /5.0
B Good
48 Population 44/sq mi density
56°F Avg Temperature 330 sunny days/yr
500 Violent Crime/100K 2,929 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
500 violent crimes/100K (32% above avg)
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Ko Vaya enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 42°F in January while summers reach 70°F in July. The area gets 330 sunny days per year. Annual precipitation totals 19.9 inches. The area receives 8.0 inches of snow annually. Air quality is rated Good with a median AQI of 45.

Temperature

42°F Jan (6°C) 70°F Jul (21°C)
Annual Average55.7°F
3% above US avg
January Average42°F (6°C)
July Average70°F (21°C)
Sunny Days330 days/yr

Geography

Elevation2,709 ft (826 m)
Area1.1 sq mi (2.8 km²)
Population Density44/sq mi
Coordinates32.0815°N, 111.8959°W
TimezoneAmerica/Phoenix
CountyPima County County
Nearest AirportMarana Regional (AVW)
46 miles away

Precipitation & Snow

Annual Rainfall 19.9"
48% below US avg
Snowfall 8.0"
Wettest Month (Aug) 2.40"
Driest Month (May) 0.16"

Air Quality

AQI Median45.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0479 ppm
NO₂ (Nitrogen Dioxide)14.9 ppb
SO₂ (Sulfur Dioxide)0.10 ppb
CO (Carbon Monoxide)0.22 ppm
PM2.5 (Fine Particles)6.1 μg/m³

Natural Hazard Risk

Overall RiskRelatively High
Risk Score99.1 / 100
Social Vulnerability50.9 / 100
Community Resilience20.3 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Relatively Moderate
Wildfire Relatively High
Flood Very High
Hail Relatively Moderate
Strong Wind Relatively Moderate
Heat Wave Very High
Winter Weather Relatively Moderate
Lightning Very High
Drought Relatively Moderate
Cold Wave Very Low
Landslide Very Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

3 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.1. Most recent: M2.6 on Aug 9, 2025.

Sep 28, 2023 21 km E of Tanque Verde, Arizona M3.1 131 km
Mar 31, 1996 147km ESE of Fortuna Foothills, Arizona M3.0 107 km
Aug 9, 2025 14 km ENE of Willow Canyon, Arizona M2.6 132 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

36 tornadoes (EF0+) within 100 km since 1950. Strongest: EF2. Total: 3 fatalities, 61 injuries.

Date Rating Distance Fatalities
Jul 28, 1994 EF2 89 km 0
Aug 27, 1964 EF2 84 km 2
Jul 2, 2024 EF1 100 km 0
Jul 6, 1992 EF1 92 km 0
Aug 24, 1991 EF1 70 km 0
Jul 20, 1988 EF1 91 km 0
Jul 16, 1984 EF1 70 km 0
Jul 16, 1984 EF1 96 km 0
Sep 5, 1981 EF1 69 km 0
Dec 23, 1975 EF1 45 km 0
Jun 23, 1974 EF1 82 km 1
Jun 21, 1972 EF1 81 km 0
Aug 16, 1969 EF1 89 km 0
Jul 16, 1967 EF1 73 km 0
Jul 27, 1961 EF1 94 km 0
Jul 22, 1961 EF1 71 km 0
Sep 8, 1960 EF1 89 km 0
Aug 13, 2023 EF0 58 km 0
Aug 25, 2022 EF0 96 km 0
Sep 25, 2019 EF0 88 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Nearby Volcanoes

1 volcano within 200 km. Closest: Pinacate (155 km).

Name Type Elevation Last Eruption Distance
Pinacate Pyroclastic cone(s) 1,200 m (3,937 ft) Unknown 155 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: CONTRERAS (31,297 ac, 2022).

Year Name Acres Distance
2022 CONTRERAS 31,297 34 km
2009 ELK HORN 22,745 47 km
2016 BROWN 15,681 47 km
2020 ENCINOS 14,145 53 km
2023 BEEHIVE 11,087 95 km
1986 SASABE 10,734 71 km
2016 MULE RIDGE 8,619 98 km
2008 WHITE TANK 8,479 91 km
1985 UNNAMED 8,047 55 km
2005 VEKOL 7,349 95 km
2007 ALAMBRE 7,221 37 km
2009 SAN JUAN 6,710 28 km
2006 CITY HALL 6,639 55 km
2000 GUS 6,509 72 km
1985 SAN IGNACI 6,377 27 km
2001 BLANCO 5,803 58 km
2000 CITYHALL2 5,732 55 km
2009 THREE PEAKS 5,706 50 km
2023 AZBAR-FY23-RX-W 5,674 71 km
2016 CUMERO 5,616 80 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 42°F (6°C) 0.9 in Coldest
February 54°F (12°C) 0.8 in
March 58°F (14°C) 0.9 in
April 64°F (18°C) 0.3 in
May 72°F (22°C) 0.2 in Driest
June 82°F (28°C) 0.2 in
July 70°F (21°C) 2.2 in
August 83°F (29°C) 2.4 in Warmest, Wettest
September 79°F (26°C) 1.4 in
October 70°F (21°C) 1.0 in
November 59°F (15°C) 0.8 in
December 51°F (11°C) 1.4 in

Ko Vaya has a seasonal temperature swing of 41°F / from 42°F in January to 83°F in August. Total annual precipitation is 12.4 inches, with August being the wettest month (2.4") and May the driest (0.2").

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