Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 36°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

Saturday
8th Aug
36

22

10

11
Sunday
9th Aug
36

20

9

10
Monday
10th Aug
34

20

9

10
Tuesday
11th Aug
32

18

8

9
Wednesday
12th Aug
30

20

6

9

5-day weather forecast updated at 04:01 on Saturday 8th August 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 Saturday 8th August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 36°C, 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 13 kph from the east.

36
°C maximum temperature
22
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from E

Sierra Vista weather for Sunday 9th August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

36
°C maximum temperature
20
°C minimum temperature
scattered clouds
9
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from W

Sierra Vista weather for Monday 10th August 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 16 kph from the west.

34
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
10
UV index (Very High)
80
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
16
kph wind from W

Sierra Vista weather for Tuesday 11th August 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and a moderate breeze of 21 kph from the west.

32
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
73
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from W

Sierra Vista weather for Wednesday 12th August 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 16 kph from the west.