Phoenix weather live forecast

Today's maximum temperature in Phoenix is expected to be 37°C. Select a day from the live weather forecast for Phoenix, Arizona, USA for more weather parameters.

Saturday
18th Jul
37

28

5

11
Sunday
19th Jul
39

28

10

10
Monday
20th Jul
40

28

14

10
Tuesday
21st Jul
39

27

8

10
Wednesday
22nd Jul
39

28

7

10

5-day weather forecast updated at 04:00 on Saturday 18th July 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.

Phoenix weather forecast by day

Below are the detailed weather forecasts for Phoenix for the next 5 days.

Phoenix weather for Saturday 18th July 2026

Expect isolated thunderstorms in Phoenix, Arizona with a maximum temperature of 37°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and little or no wind of 4 kph from the north-east.

37
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
31
% chance of some rain
<2
mm of rainfall expected
VH
very high heat & humidity
4
kph wind from NE

Phoenix weather for Sunday 19th July 2026

Expect scattered clouds in Phoenix, Arizona with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the west.

39
°C maximum temperature
28
°C minimum temperature
scattered clouds
10
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
3
kph wind from W

Phoenix weather for Monday 20th July 2026

Expect clear skies in Phoenix, Arizona with a maximum temperature of 40°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the west.

40
°C maximum temperature
28
°C minimum temperature
clear skies
14
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
7
kph wind from W

Phoenix weather for Tuesday 21st July 2026

Expect isolated thunderstorms in Phoenix, Arizona with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and little or no wind of 5 kph from the west.

39
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
10
UV index (Very High)
45
% chance of some rain
<2
mm of rainfall expected
VH
very high heat & humidity
5
kph wind from W

Phoenix weather for Wednesday 22nd July 2026

Expect isolated thunderstorms in Phoenix, Arizona with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and little or no wind of 4 kph from the east.