Astoria Weather in September
Astoria in September averages 21°C (70°F) during the day and 10°C (50°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.
Rainfall in Astoria in September
The climate data from previous years indicates about 11 days of rain, averaging 77 mm (3 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Astoria in September
September in Astoria is generally excellent, with days reaching 21°C (70°F) and nights settling around 10°C (50°F). September is part of the summer season. The difference between afternoon and evening temperatures is usually noticeable. With lows of 10°C (50°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Astoria in September
The city usually sees around 236 hours of sunlight, indicating many sunny days — a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July, August and September typically offer the best weather for Astoria.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Astoria's climate page.
Astoria Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
21°C (70°F)
Chance of Rain
37%
Precipitation
77 mm (3 in)
Rainy days
11 days
Sunshine
236 hours
Percentage Sunshine
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
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What to Wear in Astoria in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Astoria in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Astoria's climate page.
See the full Astoria climate overview or explore weather in the United States of America.
