Arizona weather live forecast

Today's maximum temperature in Arizona is expected to be 100°F. Select a day from the live weather forecast for Arizona (Phoenix), USA for more weather parameters.

Sunday
20th Sep
100

77

9

8
Monday
21st Sep
100

79

9

8
Tuesday
22nd Sep
99

75

12

8
Wednesday
23rd Sep
100

77

12

7
Thursday
24th Sep
99

81

11

9

5-day weather forecast updated at 04:00 on Sunday 20th September 2026 GMT

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The 5-day weather forecast for Arizona (Phoenix) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Arizona destinations

Below are temperatures expected today at popular countries, regions and places in Arizona. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Arizona destinations

Arizona weather forecast by day

Below are the detailed weather forecasts for Arizona for the next 5 days. The forecasts shown are for Phoenix and may not represent the whole of Arizona. Browse more destinations in Arizona to view more weather forecasts.

Arizona weather for Sunday 20th September 2026

Expect scattered clouds in Arizona with a maximum temperature of 100°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the east.

100
°F maximum temperature
77
°F minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
2
mph wind from E

Arizona weather for Monday 21st September 2026

100
°F maximum temperature
79
°F minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
4
mph wind from SE

Arizona weather for Tuesday 22nd September 2026

Expect clear skies in Arizona with a maximum temperature of 99°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the south.

99
°F maximum temperature
75
°F minimum temperature
clear skies
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
4
mph wind from S

Arizona weather for Wednesday 23rd September 2026

Expect clear skies in Arizona with a maximum temperature of 100°F, high levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the east.

100
°F maximum temperature
77
°F minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
5
mph wind from E

Arizona weather for Thursday 24th September 2026

Expect isolated thunderstorms in Arizona with a maximum temperature of 99°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a light breeze of 4 mph from the east.