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Astoria weather in August 2025
Expect 20°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Astoria in August. Check more long-term weather averages for Astoria in August before you book your next holiday to Oregon in 2025/2026.
- 20°C max day temperature
20 - 8 hours of sunshine per day
- 8 days with some rainfall
8 - 10°C min night temperature
10 - 14 hours of daylight per day
14 - No heat & humidity
0 - 42 mm of monthly rainfall
42 - 7 (High) UV index
7 - 15°C sea temperature
15
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Recommended for Oregon
The August weather guide for Oregon (Astoria) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Astoria in August?
Daytime temperatures usually reach 20°C in Astoria in August, falling to 10°C at night.
How sunny is it in Astoria in August?
There are normally 8 hours of bright sunshine each day in Astoria in August - that's 59% of daylight hours.
How warm is the sea around Astoria in August?
The average sea temperature around Astoria in August is 15°C.
Does it rain in Astoria in August?
There are usually 8 days with some rain in Astoria in August and the average monthly rainfall is 42mm.
Astoria August sunrise & sunset times
Browse the sunrise and sunset times for Astoria in August 2025. Select a month to view Astoria sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 04:58 | 19:45 |
| Saturday, 16th August 2025 | 05:16 | 19:22 |
| Sunday, 31st August 2025 | 05:35 | 18:55 |
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