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 (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	59	63	68	75	84	93	91	90	86	77	68	59
Min temperature (night-time)	34	36	39	45	52	61	66	64	59	50	41	36
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 (inches)	0.8	0.6	0.6	0.2	0.1	0.4	3.8	3.4	1.5	0.8	0.5	1.0

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 59°F in Sierra Vista, Arizona in January based on long-term weather averages. There are 8 hours of sunshine per day on average.

59
59°F max day temperature
8
8 hours of sunshine per day
7
7 days with some rainfall
34
34°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
0.8
0.8 inches of monthly rainfall
4
4 (Moderate) UV index

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Sierra Vista weather in February

Expect daytime maximum temperatures of 63°F in Sierra Vista, Arizona in February based on long-term weather averages. There are 8 hours of sunshine per day on average.

63
63°F max day temperature
8
8 hours of sunshine per day
6
6 days with some rainfall
36
36°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
0.6
0.6 inches of monthly rainfall
5
5 (Moderate) UV index

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Sierra Vista weather in March

Expect daytime maximum temperatures of 68°F in Sierra Vista, Arizona in March based on long-term weather averages. There are 9 hours of sunshine per day on average.

68
68°F max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
39
39°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
0.6
0.6 inches of monthly rainfall
7
7 (High) UV index

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Sierra Vista weather in April

Expect daytime maximum temperatures of 75°F in Sierra Vista, Arizona in April based on long-term weather averages. There are 11 hours of sunshine per day on average.

75
75°F max day temperature
11
11 hours of sunshine per day
5
5 days with some rainfall
45
45°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
0.2
0.2 inches of monthly rainfall
9
9 (Very High) UV index

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Sierra Vista weather in May

Expect daytime maximum temperatures of 84°F in Sierra Vista, Arizona in May based on long-term weather averages. There are 12 hours of sunshine per day on average.

84
84°F max day temperature
12
12 hours of sunshine per day
4
4 days with some rainfall
52
52°F min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
0.1
0.1 inches of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in June

Expect daytime maximum temperatures of 93°F 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.

93
93°F max day temperature
12
12 hours of sunshine per day
3
3 days with some rainfall
61
61°F min night temperature
14
14 hours of daylight per day
H
High heat & humidity
0.4
0.4 inches of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in July

Expect daytime maximum temperatures of 91°F 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 3.8 inches of rainfall in the month.

91
91°F max day temperature
11
11 hours of sunshine per day
12
12 days with some rainfall
66
66°F min night temperature
14
14 hours of daylight per day
H
High heat & humidity
3.8
3.8 inches of monthly rainfall
11
11+ (Extreme) UV index

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Sierra Vista weather in August

Expect daytime maximum temperatures of 90°F 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 3.4 inches of rainfall in the month.

90
90°F max day temperature
10
10 hours of sunshine per day
11
11 days with some rainfall
64
64°F min night temperature
13
13 hours of daylight per day
M
Moderate heat & humidity
3.4
3.4 inches of monthly rainfall
11
11 (Extreme) UV index

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Sierra Vista weather in September

Expect daytime maximum temperatures of 86°F in Sierra Vista, Arizona in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

86
86°F max day temperature
10
10 hours of sunshine per day
7
7 days with some rainfall
59
59°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
1.5
1.5 inches of monthly rainfall
9
9 (Very High) UV index

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Sierra Vista weather in October

Expect daytime maximum temperatures of 77°F in Sierra Vista, Arizona in October based on long-term weather averages. There are 9 hours of sunshine per day on average.

77
77°F max day temperature
9
9 hours of sunshine per day
5
5 days with some rainfall
50
50°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
0.8
0.8 inches of monthly rainfall
7
7 (High) UV index

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Sierra Vista weather in November

Expect daytime maximum temperatures of 68°F in Sierra Vista, Arizona in November based on long-term weather averages. There are 8 hours of sunshine per day on average.

68
68°F max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
41
41°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
0.5
0.5 inches of monthly rainfall
5
5 (Moderate) UV index

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Sierra Vista weather in December

Expect daytime maximum temperatures of 59°F in Sierra Vista, Arizona in December based on long-term weather averages. There are 7 hours of sunshine per day on average.