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Sierra Vista (AZ)
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Weather in Sierra Vista, Arizona for May 2026

Your guide to Sierra Vista weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Sierra Vista at the beginning of May is 23.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 31.1 °F by the end of May.

    • Rain 🌧️

  • Precipitation in Sierra Vista during May is a rare event, with an average of fewer than 2 rainy days.

    • More

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Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/12°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
25 %
Avg humidity

Sierra Vista Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
28°
2
Sunny
28°
3
Sunny
27°
4
Patchy rain possible
23°
5
Patchy rain possible
16°
6
Overcast
18°
7
Cloudy
22°
8
Sunny
27°
9
Sunny
29°
10
Sunny
29°
11
Overcast
33°
12
Partly cloudy
30°
13
Overcast
30°
14
Overcast
24°
15
Sunny
27°
16
Sunny
29°
17
Sunny
28°
18
Sunny
27°
19
Sunny
27°
20
Sunny
31°
21
Sunny
34°
22
Sunny
35°
23
Partly cloudy
32°
24
Overcast
31°
25
Sunny
30°
26
Sunny
31°
27
Sunny
32°
28
Sunny
32°
29
Partly cloudy
33°
30
Partly cloudy
32°
31
Overcast
28°

Temperatures trend during May in Sierra Vista

See the weather trend as well as the moving average line

May weather in Sierra Vista day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Sunny
Sunny
 28° /10° 0 mm 12
May 2 Sunny
Sunny
 28° /10° 0 mm 12
May 3 Sunny
Sunny
 27° /11° 0 mm 12
May 4 Patchy rain possible
Patchy rain possible
 23° /8° 0.2 mm 12
May 5 Patchy rain possible
Patchy rain possible
 16° /6° 0.1 mm 9
May 6 Overcast
Overcast
 18° /7° 0 mm 8
May 7 Cloudy
Cloudy
 22° /7° 0 mm 12
May 8 Sunny
Sunny
 27° /10° 0 mm 12
May 9 Sunny
Sunny
 29° /14° 0 mm 12
May 10 Sunny
Sunny
 29° /15° 0 mm 12
May 11 Overcast
Overcast
 33° /13° 0 mm 13
May 12 Partly cloudy
Partly cloudy
 30° /16° 0 mm 12
May 13 Overcast
Overcast
 30° /15° 0 mm 11
May 14 Overcast
Overcast
 24° /12° 0 mm 12
May 15 Sunny
Sunny
 27° /10° 0 mm 12
May 16 Sunny
Sunny
 29° /11° 0 mm 12
May 17 Sunny
Sunny
 28° /10° 0 mm 13
May 18 Sunny
Sunny
 27° /9° 0 mm 13
May 19 Sunny
Sunny
 27° /11° 0 mm 13
May 20 Sunny
Sunny
 31° /12° 0 mm 13
May 21 Sunny
Sunny
 34° /14° 0 mm 13
May 22 Sunny
Sunny
 35° /16° 0 mm 13
May 23 Partly cloudy
Partly cloudy
 32° /16° 0 mm 13
May 24 Overcast
Overcast
 31° /12° 0 mm 13
May 25 Sunny
Sunny
 30° /13° 0 mm 13
May 26 Sunny
Sunny
 31° /12° 0 mm 13
May 27 Sunny
Sunny
 32° /14° 0 mm 13
May 28 Sunny
Sunny
 32° /14° 0 mm 13
May 29 Partly cloudy
Partly cloudy
 33° /16° 0 mm 13
May 30 Partly cloudy
Partly cloudy
 32° /14° 0 mm 13
May 31 Overcast
Overcast
 28° /16° 0 mm 12
Next
Important Notice
Our weather forecast for Sierra Vista in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sierra Vista forecast closer to your planned date for the most up-to-date weather information.
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Sierra Vista in May - FAQ

What are the expected maximum and minimum temperatures in Sierra Vista during May?

Enjoy moderate daytime temperatures of up to 29° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Sierra Vista during May?

Rainfall in Sierra Vista during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Sierra Vista during May?

The average wind speed in Sierra Vista during May is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

UV exposure in Sierra Vista during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

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Location coordinates Where is Sierra Vista?

Get accurate weather forecasts for Sierra Vista, located at latitude 31.555 and longitude -110.304. Stay updated with localized weather information tailored for Sierra Vista.

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