Sierra Vista weather by month

Check out Sierra Vista weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Sierra Vista (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	15	17	20	24	29	34	33	32	30	25	20	15
Min temperature (night-time)	1	2	4	7	11	16	19	18	15	10	5	2
Heat & Humidity	0	0	0	0	L	H	H	M	M	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Sierra Vista

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	8	8	9	11	12	12	11	10	10	9	8	7
Daily hours of daylight	10	11	12	13	14	14	14	13	12	11	11	10
UV Index (Maximum)	4	5	7	9	11	11	11	11	9	7	5	3

Rainfall in Sierra Vista

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	7	6	8	5	4	3	12	11	7	5	5	7
Average monthly rainfall (mm)	20	16	16	6	3	10	97	86	38	21	13	26

More about Sierra Vista

Sierra Vista by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Arizona (Sierra Vista) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Sierra Vista?

Sierra Vista has a cool semi arid climate with hot summers.

Sierra Vista weather in January

Expect daytime maximum temperatures of 15°C in Sierra Vista, Arizona in January based on long-term weather averages. There are 8 hours of sunshine per day on average.

15
15°C max day temperature
8
8 hours of sunshine per day
7
7 days with some rainfall
1
1°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
20
20 mm of monthly rainfall
4
4 (Moderate) UV index

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Sierra Vista weather in February

Expect daytime maximum temperatures of 17°C in Sierra Vista, Arizona in February based on long-term weather averages. There are 8 hours of sunshine per day on average.

17
17°C max day temperature
8
8 hours of sunshine per day
6
6 days with some rainfall
2
2°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
16
16 mm of monthly rainfall
5
5 (Moderate) UV index

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Sierra Vista weather in March

Expect daytime maximum temperatures of 20°C in Sierra Vista, Arizona in March based on long-term weather averages. There are 9 hours of sunshine per day on average.

20
20°C max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
4
4°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
16
16 mm of monthly rainfall
7
7 (High) UV index

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Sierra Vista weather in April

Expect daytime maximum temperatures of 24°C in Sierra Vista, Arizona in April based on long-term weather averages. There are 11 hours of sunshine per day on average.

24
24°C max day temperature
11
11 hours of sunshine per day
5
5 days with some rainfall
7
7°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
6
6 mm of monthly rainfall
9
9 (Very High) UV index

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Sierra Vista weather in May

Expect daytime maximum temperatures of 29°C in Sierra Vista, Arizona in May based on long-term weather averages. There are 12 hours of sunshine per day on average.

29
29°C max day temperature
12
12 hours of sunshine per day
4
4 days with some rainfall
11
11°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
3
3 mm of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in June

Expect daytime maximum temperatures of 34°C in Sierra Vista, Arizona in June and high heat and humidity based on long-term weather averages. There are 12 hours of sunshine per day on average.

34
34°C max day temperature
12
12 hours of sunshine per day
3
3 days with some rainfall
16
16°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
10
10 mm of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in July

Expect daytime maximum temperatures of 33°C in Sierra Vista, Arizona in July and high heat and humidity based on long-term weather averages. There are 11 hours of sunshine per day on average with 12 days with some rainfall and typically 97 mm of rainfall in the month.

33
33°C max day temperature
11
11 hours of sunshine per day
12
12 days with some rainfall
19
19°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
97
97 mm of monthly rainfall
11
11+ (Extreme) UV index

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Sierra Vista weather in August

Expect daytime maximum temperatures of 32°C in Sierra Vista, Arizona in August based on long-term weather averages. There are 10 hours of sunshine per day on average with 11 days with some rainfall and typically 86 mm of rainfall in the month.

32
32°C max day temperature
10
10 hours of sunshine per day
11
11 days with some rainfall
18
18°C min night temperature
13
13 hours of daylight per day
M
Moderate heat & humidity
86
86 mm of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in September

Expect daytime maximum temperatures of 30°C in Sierra Vista, Arizona in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

30
30°C max day temperature
10
10 hours of sunshine per day
7
7 days with some rainfall
15
15°C min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
38
38 mm of monthly rainfall
9
9 (Very High) UV index

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Sierra Vista weather in October

Expect daytime maximum temperatures of 25°C in Sierra Vista, Arizona in October based on long-term weather averages. There are 9 hours of sunshine per day on average.

25
25°C max day temperature
9
9 hours of sunshine per day
5
5 days with some rainfall
10
10°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
21
21 mm of monthly rainfall
7
7 (High) UV index

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Sierra Vista weather in November

Expect daytime maximum temperatures of 20°C in Sierra Vista, Arizona in November based on long-term weather averages. There are 8 hours of sunshine per day on average.

20
20°C max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
5
5°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
13
13 mm of monthly rainfall
5
5 (Moderate) UV index

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Sierra Vista weather in December

Expect daytime maximum temperatures of 15°C in Sierra Vista, Arizona in December based on long-term weather averages. There are 7 hours of sunshine per day on average.