Yuma Weather in September

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

The climate in Yuma during September can be summarized as very hot and very dry.

September is in the fall / autumn in Yuma and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a hot 38°C (101°F), whilst at night 23°C (73°F) is normal.

Yuma weather averages (imperial / metric)
Daytime temperature	38.4°C 101°F
Nightly temperature	22.7°C 72.8°F
Average temperature	30.5°C 86.9°F
Daily sunshine	12.1 hrs
Avg rainfall	8 mm 0.3 ins
Rainy days	1 days
Sea temperature	27.2°C 81°F
Humidity	42%
Windspeed	13.3kph 8 mph

On average September is the 4th wettest month of the year in Yuma with around 8mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12.1 hours of sunshine per day.

September temperatures in Yuma

September rainfall

September hourly sunshine

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 Yuma 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

Yuma weather stats

Yuma weather statistics
Hottest month:	July	41.5°C 106.7°F
Driest month:	May	1mm 0ins
Sunniest month:	June	14.5hrs
Coldest month:	January	20.1°C 68.2°F
Wettest month:	August	13mm 0.5ins

Map showing location of Yuma (32.72532, -114.6244)