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San Tan Valley, AZ

85°F
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San Tan Valley, AZ Weather
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3 AM

87°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index85°

WindESE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity34%

Indoor Humidity34% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover27%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

86°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index84°

WindESE 6 mph

Air QualityPoor

Wind Gusts6 mph

Humidity35%

Indoor Humidity35% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

85°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index83°

WindESE 6 mph

Air QualityPoor

Wind Gusts6 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

84°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™82°

Heat Index83°

WindSE 6 mph

Air QualityPoor

Max UV Index0.5 (Low)

Wind Gusts6 mph

Humidity36%

Indoor Humidity36% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

87°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™85°

Heat Index85°

WindSE 6 mph

Air QualityPoor

Max UV Index1.5 (Low)

Wind Gusts7 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover27%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

92°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™90°

Heat Index90°

WindSSE 6 mph

Air QualityPoor

Max UV Index2.6 (Moderate)

Wind Gusts8 mph

Humidity28%

Indoor Humidity28% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

97°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™95°

Heat Index95°

WindSSE 6 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts8 mph

Humidity25%

Indoor Humidity25% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

102°
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™100°

Heat Index101°

WindS 6 mph

Air QualityFair

Max UV Index6.1 (High)

Wind Gusts8 mph

Humidity21%

Indoor Humidity21% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

106°
RealFeel® 112°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™104°

Heat Index105°

WindS 6 mph

Air QualityFair

Max UV Index8.4 (Very High)

Wind Gusts8 mph

Humidity19%

Indoor Humidity19% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover55%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

110°
RealFeel® 115°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™107°

Heat Index108°

WindS 6 mph

Air QualityFair

Max UV Index8.7 (Very High)

Wind Gusts7 mph

Humidity17%

Indoor Humidity17% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

112°
RealFeel® 117°
Very Dangerous Heat
RealFeel Guide
Very Dangerous Heat
116° to 124°
Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™109°

Heat Index111°

WindSSW 6 mph

Air QualityFair

Max UV Index7.4 (High)

Wind Gusts7 mph

Humidity15%

Indoor Humidity15% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

114°
RealFeel® 116°
Very Dangerous Heat
RealFeel Guide
Very Dangerous Heat
116° to 124°
Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™111°

Heat Index112°

WindSW 6 mph

Air QualityFair

Max UV Index5.7 (High)

Wind Gusts7 mph

Humidity14%

Indoor Humidity14% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

115°
RealFeel® 116°
Very Dangerous Heat
RealFeel Guide
Very Dangerous Heat
116° to 124°
Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™112°

Heat Index112°

WindSW 7 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts8 mph

Humidity13%

Indoor Humidity13% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

116°
RealFeel® 116°
Very Dangerous Heat
RealFeel Guide
Very Dangerous Heat
116° to 124°
Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™113°

Heat Index113°

WindWSW 7 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts9 mph

Humidity12%

Indoor Humidity12% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover34%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

114°
RealFeel® 112°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™111°

Heat Index111°

WindW 7 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts9 mph

Humidity12%

Indoor Humidity12% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

112°
RealFeel® 110°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

RealFeel Shade™110°

Heat Index109°

WindW 7 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts8 mph

Humidity13%

Indoor Humidity13% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover29%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

108°
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index105°

WindW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity15%

Indoor Humidity15% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

105°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index102°

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity17%

Indoor Humidity17% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

102°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index100°

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity19%

Indoor Humidity19% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

99°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index97°

WindSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity21%

Indoor Humidity21% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

97°
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Saturday

Heat Index94°

WindSSW 5 mph

Air QualityFair

Wind Gusts8 mph

Humidity23%

Indoor Humidity23% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for San Tan Valley

AccuWeather's hourly forecast for San Tan Valley provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 87° with a RealFeel® of 85°, mostly clear with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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