Prescott Valley Weather in September

What's the weather like in Prescott Valley (Arizona) in September 2025?

The climate in Prescott Valley during September can be summarized as warm and reasonably dry.

September is in the fall / autumn in Prescott Valley and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 11°C (51°F) is normal.

Prescott Valley weather averages (imperial / metric)
Daytime temperature 28°C 82.3°F
Nightly temperature 10.7°C 51.2°F
Average temperature 19.3°C 66.7°F
Daily sunshine 11.1 hrs
Avg rainfall 40 mm 1.6 ins
Rainy days 5 days
Sea temperature 19.9°C 67.7°F
Humidity 45%
Windspeed 14kph 9 mph

On average September is the 5th wettest month of the year in Prescott Valley with around 40mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 11.1 hours of sunshine per day.

September temperatures in Prescott Valley

Prescott Valley average temperature in September

September rainfall

Prescott Valley average rain in September

September hourly sunshine

Prescott Valley average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Prescott Valley in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Prescott Valley weather stats

Prescott Valley weather statistics
Hottest month: July 32°C 89.6°F
Driest month: June 10mm 0.4ins
Sunniest month: June 13.7hrs
Coldest month: January 10.6°C 51.1°F
Wettest month: August 84mm 3.3ins
Map showing location of Prescott Valley (34.58941, -112.32525) Prescott Valley map pin © Google

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