Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 32°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

Saturday
19th Sep
32

17

12

10
Sunday
20th Sep
32

17

8

9
Monday
21st Sep
31

18

7

9
Tuesday
22nd Sep
29

18

4

9
Wednesday
23rd Sep
28

16

6

8

5-day weather forecast updated at 04:01 on Sunday 20th 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 19th September 2026

Expect clear skies in Sierra Vista, Arizona with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

32
°C maximum temperature
17
°C minimum temperature
clear skies
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from SW

Sierra Vista weather for Sunday 20th September 2026

Expect scattered clouds 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 mm of rainfall expected and a light breeze of 12 kph from the west.

32
°C maximum temperature
17
°C minimum temperature
scattered clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from W

Sierra Vista weather for Monday 21st September 2026

Expect broken clouds in Sierra Vista, Arizona with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

31
°C maximum temperature
18
°C minimum temperature
broken clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from SW

Sierra Vista weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 29°C, low 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 69% chance of some rain and a light breeze of 9 kph from the south-east.

29
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
9
UV index (Very High)
69
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
9
kph wind from SE

Sierra Vista weather for Wednesday 23rd September 2026

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and a light breeze of 7 kph from the east.