The temperatures in Prescott in September are comfortable with low of 16°C and and high up to 28°C.
You can expect about 3 to 8 days of rain in Prescott during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Prescott in September 2025.
If you’re planning to visit Prescott in the near future, we highly recommend that you review the 14 day weather forecast for Prescott before you arrive.
Temperatures
28° / 16°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
101
mm
Sun Hours
10.9
Hrs