Meadowdale Weather in September

What's the weather like in Meadowdale (Washington) in September 2025?

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

September is in the fall / autumn in Meadowdale and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 10°C (50°F) is normal.

Meadowdale weather averages (imperial / metric)
Daytime temperature 20°C 67.9°F
Nightly temperature 10.1°C 50.1°F
Average temperature 15°C 59°F
Daily sunshine 7.6 hrs
Avg rainfall 44 mm 1.7 ins
Rainy days 9 days
Sea temperature 12.8°C 55.1°F
Humidity 75%
Windspeed 11.2kph 7 mph

On average September is the 3rd driest month of the year in Meadowdale with around 44mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.6 hours of sunshine per day.

September temperatures in Meadowdale

Meadowdale average temperature in September

September rainfall

Meadowdale average rain in September

September hourly sunshine

Meadowdale 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 Meadowdale 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

Meadowdale weather stats

Meadowdale weather statistics
Hottest month: August 22.4°C 72.3°F
Driest month: July 24mm 0.9ins
Sunniest month: July 10.8hrs
Coldest month: January 7.4°C 45.3°F
Wettest month: December 130mm 5.1ins
Map showing location of Meadowdale (47.85287, -122.33347) Meadowdale map pin © Google

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