Bend Weather in September

What's the weather like in Bend (Oregon) in September 2025?

The climate in Bend during September can be summarized as mild and dry.

September is in the fall / autumn in Bend and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 23°C (73°F), whilst at night 3°C (37°F) is normal.

Bend weather averages (imperial / metric)
Daytime temperature 23°C 73.4°F
Nightly temperature 2.6°C 36.7°F
Average temperature 12.8°C 55°F
Daily sunshine 10.1 hrs
Avg rainfall 10 mm 0.4 ins
Rainy days 6 days
Sea temperature 13.4°C 56°F
Humidity 56%
Windspeed 11.5kph 7 mph

On average September is the driest month of the year in Bend with around 10mm 0.4 inches of rain making it a dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.1 hours of sunshine per day.

September temperatures in Bend

Bend average temperature in September

September rainfall

Bend average rain in September

September hourly sunshine

Bend 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 Bend 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

Bend weather stats

Bend weather statistics
Hottest month: July 27.2°C 81°F
Driest month: September 10mm 0.4ins
Sunniest month: July 13.2hrs
Coldest month: January 5.1°C 41.2°F
Wettest month: December 45mm 1.8ins
Map showing location of Bend (44.05817, -121.31531) Bend map pin © Google

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