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.

Saturday
25th Jul
38

24

10

11
Sunday
26th Jul
34

22

8

11
Monday
27th Jul
33

21

8

9
Tuesday
28th Jul
35

21

7

10
Wednesday
29th Jul
36

22

9

11

5-day weather forecast updated at 04:01 on Saturday 25th 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 Saturday 25th July 2026

Expect isolated thunderstorms 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 0-2 mm of rainfall expected with 54% chance of some rain and a gentle breeze of 14 kph from the west.

38
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
11
UV index (Extreme)
54
% chance of some rain
<2
mm of rainfall expected
VH
very high heat & humidity
14
kph wind from W

Sierra Vista weather for Sunday 26th July 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 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 16 kph from the south-west.

34
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
61
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
16
kph wind from SW

Sierra Vista weather for Monday 27th July 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 33°C, high 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 70% chance of some rain and a moderate breeze of 21 kph from the north-west.

33
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
70
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
21
kph wind from NW

Sierra Vista weather for Tuesday 28th July 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 35°C, 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 35% chance of some rain and a gentle breeze of 19 kph from the west.

35
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
10
UV index (Very High)
35
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
19
kph wind from W

Sierra Vista weather for Wednesday 29th July 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 14 kph from the west.