Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 38°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

Friday
31st Jul
38

22

10

11
Saturday
1st Aug
38

24

7

11
Sunday
2nd Aug
37

22

11

11
Monday
3rd Aug
37

22

7

11
Tuesday
4th Aug
34

21

6

11

5-day weather forecast updated at 04:01 on Friday 31st July 2026 GMT

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

Sierra Vista weather forecast by day

Below are the detailed weather forecasts for Sierra Vista for the next 5 days.

Sierra Vista weather for Friday 31st July 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 38°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

38
°C maximum temperature
22
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
17
kph wind from NW

Sierra Vista weather for Saturday 1st August 2026

Expect broken clouds in Sierra Vista, Arizona with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

38
°C maximum temperature
24
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
15
kph wind from N

Sierra Vista weather for Sunday 2nd August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

37
°C maximum temperature
22
°C minimum temperature
scattered clouds
11
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from NE

Sierra Vista weather for Monday 3rd August 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 18 kph from the south-west.

37
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
53
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
18
kph wind from SW

Sierra Vista weather for Tuesday 4th August 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 20 kph from the north-west.