Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 30°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

Saturday
12th Sep
30

19

7

9
Sunday
13th Sep
32

20

8

9
Monday
14th Sep
30

19

3

10
Tuesday
15th Sep
29

18

4

9

5-day weather forecast updated at 04:01 on Thursday 10th September 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 12th September 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 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a light breeze of 11 kph from the south-west.

30
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
54
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from SW

Sierra Vista weather for Sunday 13th September 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 0-2 mm of rainfall expected with 51% chance of some rain and a light breeze of 9 kph from the south-west.

32
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from SW

Sierra Vista weather for Monday 14th September 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a light breeze of 9 kph from the south-west.

30
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
10
UV index (Very High)
67
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from SW

Sierra Vista weather for Tuesday 15th September 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 82% chance of some rain and a light breeze of 8 kph from the south.