San Tan Valley Climate: Weather by Month and Best Time to Visit
Best months for San Tan Valley: April, November, March, February.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 19°C | 6°C | 38 mm | 4 | – | – | 8.1 |
| February | 21°C | 8°C | 41 mm | 4 | – | – | 8.4 |
| March | 25°C | 10°C | 27 mm | 3 | – | – | 8.7 |
| April | 29°C | 13°C | 8 mm | 1 | – | – | 8.8 |
| May | 34°C | 18°C | 4 mm | 1 | – | – | 7.6 |
| June | 39°C | 23°C | 2 mm | 1 | – | – | 6.1 |
| July | 40°C | 27°C | 21 mm | 4 | – | – | 5.5 |
| August | 39°C | 27°C | 27 mm | 5 | – | – | 5.6 |
| September | 37°C | 23°C | 27 mm | 3 | – | – | 6.5 |
| October | 31°C | 17°C | 18 mm | 3 | – | – | 8.2 |
| November | 24°C | 10°C | 18 mm | 2 | – | – | 8.8 |
| December | 18°C | 6°C | 34 mm | 4 | – | – | 8.0 |