Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 33°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

Saturday
15th Aug
33

19

10

9
Sunday
16th Aug
34

20

10

10
Monday
17th Aug
34

22

13

11
Tuesday
18th Aug
34

20

11

11
Wednesday
19th Aug
35

20

6

10

5-day weather forecast updated at 04:01 on Sunday 16th 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 15th August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the west.

33
°C maximum temperature
19
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
10
kph wind from W

Sierra Vista weather for Sunday 16th August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 34°C, 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 a light breeze of 10 kph from the west.

34
°C maximum temperature
20
°C minimum temperature
scattered clouds
10
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
10
kph wind from W

Sierra Vista weather for Monday 17th August 2026

Expect clear skies in Sierra Vista, Arizona with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

34
°C maximum temperature
22
°C minimum temperature
clear skies
13
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
11
kph wind from E

Sierra Vista weather for Tuesday 18th August 2026

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 34°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 east.

34
°C maximum temperature
20
°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 E

Sierra Vista weather for Wednesday 19th August 2026

Expect broken clouds in Sierra Vista, Arizona with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.