Today | Weather | Saturday, July 25, 2026

Active Weather Warnings

Weather in Gilbert, Arizona

04:56 PM

Now

113° F

Feels Like 108°

Precipitation 51 %

Wind 9 mph

UV Index (0 - 11+) 1

Humidity 15 %

Today

Day 117°

Night 91°

Precipitation 55 %

Wind 7 mph

UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Gilbert Weather Forecast Updated

18 minutes ago

Last updated on July 25, 2026 at 4:38 PM

Weather Forecast History

Last Year's Weather on This Day (July 25, 2025)

Day

108°

Night

79°

Wind

8 mph

Precipitation

0 %

Air Quality in Gilbert

NOW

36 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 4.55 µg/m³

PM₁₀ 16.7 µg/m³

O₃ 0.039 ppm

NO₂ 0.1 ppb

SO₂ 0 ppb

CO 0.07 ppm

NH₃ 0.42 µg/m³

NO 0.03 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 4.55 µg/m³

PM₁₀ – 16.7 µg/m³

O₃ – 75.73 µg/m³

NO₂ – 0.26 µg/m³

SO₂ – 0.08 µg/m³

CO – 85.12 µg/m³

NH₃ – 0.42 µg/m³

NO – 0.03 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Gilbert

Severe Future Likely

Extreme Heat Watch

Extreme Heat Watch issued July 21 at 1:24AM MST until July 27 at 8:00PM MST by NWS Phoenix AZ

Jul 23, 11:00 AM → Jul 27, 9:00 PM

WHAT: Dangerously hot conditions possible. Afternoon temperatures
110 to 115. Major Heat Risk.

WHERE: South central Arizona, including the Phoenix metro.

WHEN: From Thursday morning through Monday evening.

IMPACTS: Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and heat
exhaustion to develop and, without intervention, can lead to heat
stroke.

ADDITIONAL DETAILS: In Maricopa County, Call 2-1-1 to find a free
cooling center, transportation, water and more.

+ Read More

An Extreme Heat Watch means that a period of very hot temperatures, even by local standards, may occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

Updated: Jul 21, 11:33 AM Source: NWS Alert

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued July 25 at 2:30PM MST until July 27 at 8:00PM MST by NWS Phoenix AZ

Jul 25, 3:30 PM → Jul 27, 9:00 PM

WHAT: Dangerously hot conditions. Afternoon temperatures 110 to
118 degrees. Major Heat Risk.

WHERE: Buckeye/Avondale, Central Phoenix, Deer Valley, East
Valley, North Phoenix/Glendale, Northwest Valley,
Scottsdale/Paradise Valley, South Mountain/Ahwatukee, and Southeast
Valley/Queen Creek.

WHEN: Until 8 PM MST Monday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and heat
exhaustion to develop and, without intervention, can lead to heat
stroke.

ADDITIONAL DETAILS: In Maricopa County, Call 2-1-1 to find a free
cooling center, transportation, water and more.

+ Read More

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

Updated: Jul 25, 5:38 PM Source: NWS Alert

Moderate Expected Observed

Special Weather Statement

Special Weather Statement issued July 25 at 3:43PM MST by NWS Phoenix AZ

Jul 25, 4:43 PM → Jul 25, 5:45 PM

At 343 PM MST, Doppler radar was tracking a strong outflow along a
line extending from near Pipeline Canyon Trailhead to near Desert
Ridge Marketplace to Falcon Field Airport to near Gold Canyon to 9
miles south of Boyce Thompson Arboretum. Movement was southwest at
15 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.

Locations impacted include...
Phoenix, Mesa, Chandler, Glendale, Scottsdale, Gilbert, Tempe,
Peoria, Surprise, Avondale, Buckeye, Apache Junction, El Mirage,
Florence, Fountain Hills, Paradise Valley, Coolidge, Tolleson,
Youngtown, and Waddell.

This includes the following highways...
AZ Interstate 10 between mile markers 134 and 168.
AZ Interstate 17 between mile markers 195 and 230.
AZ Route 51 between mile markers 1 and 15.

+ Read More

If outdoors, consider seeking shelter inside a building.

Updated: Jul 25, 5:38 PM Source: NWS Alert

Weather in Gilbert, Arizona

Warning: Extreme UV Index Today: 11

Gilbert Weather Forecast Updated

Day

Night

Wind

Precipitation

Air Quality in Gilbert

Pollutant Concentrations:

Health Recommendations:

Weather Alerts and Warnings for Gilbert

Extreme Heat Watch

Extreme Heat Warning

Special Weather Statement

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