San Tan Valley Weather Year-Round — Best Time to Visit
San Tan Valley, United States has hot weather year-round. The best time to visit is May (score: 97/100). Annual average high: 29.1°C, total rainfall: 243mm.
When is the best time to visit San Tan Valley?
97
May is the best month to visit San Tan Valley with a travel score of 97/100 (Excellent).
Expect highs of 33.4°C, 1 rain days, and 13 hours of daily sunshine.
View May weather details →Travel Score by Month
82
Jan
85
Feb
91
Mar
96
Apr
97
May
88
Jun
79
Jul
81
Aug
91
Sep
97
Oct
92
Nov
81
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in San Tan Valley each month?
29.1°C
Avg High
15.2°C
Avg Low
243mm
Annual Rain
How much rain does San Tan Valley get?
San Tan Valley receives 243mm of rain annually. The wettest month is typically February with 35mm, while June is the driest.
What is the weather like each month in San Tan Valley?
January
82
18°C
Low: 5°C
4 rain days
Excellent
February
85
20°C
Low: 6°C
4 rain days
Excellent
March
91
24°C
Low: 9°C
3 rain days
Excellent
April
96
28°C
Low: 13°C
1 rain days
Excellent
May
Best time to visit97
33°C
Low: 18°C
1 rain days
Excellent
June
88
39°C
Low: 23°C
1 rain days
Excellent
July
79
40°C
Low: 27°C
4 rain days
Good
August
81
39°C
Low: 27°C
4 rain days
Excellent
September
91
36°C
Low: 23°C
3 rain days
Excellent
October
97
30°C
Low: 16°C
2 rain days
Excellent
November
92
24°C
Low: 10°C
2 rain days
Excellent
December
81
18°C
Low: 5°C
4 rain days
Excellent
Compare San Tan Valley
Popular comparisons:
Planning a Trip to United States?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
What cities are near San Tan Valley?
Data based on 1994–2024 averages · Last updated: 2024-12-31