Astoria Weather: August
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Average Day Temperature: | 67.9°F |
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Average Night Temperature: | 57.8°F |
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Sea Water Temperature: | 67.7°F |
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Number of Sunny Days: | 12 days |
| Sunshine Hours: | 13.3 - 14.8 hours | |
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Number of Rainy Days: | 0 days |
| Precipitation Totals: | 0.2 in | |
| detailed information | ||
forecast
| Astoria |
Temperature
| Astoria |
Air Temperature in August, °F
The highest day temperature in August 2025 was 78°F. The lowest night temperature was 56°F. The average values for day and night temperatures during August were 63.3°F и 59.7°F respectivly.
Astoria Water Sea Temperature in August, °F
The average sea surface temperature in August 2025 for Astoria was 67.6°F. The maximum and minimum values were 63.4°F and 71.2°F respectively.
You can expect various weather conditions during August. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in August, in
Precipitation total in August for Astoria is 0.2 in. It makes august one of the least rainy months of the year.
The average wind speed in August is 4.9 mph. It makes August the most windless month of the year for Astoria.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Astoria in August is 8.2 hours.
| Chicago | ![]() |
0 |
| Hawaii | ![]() |
+78 |
| Honolulu | ![]() |
+78 |
| Houston | ![]() |
+46 |
| Las Vegas | ![]() |
+40 |
| Los Angeles | ![]() |
+52 |
| Maui | ![]() |
+72 |
| Miami | ![]() |
+72 |
| Miami Beach | ![]() |
+80 |
| New York | ![]() |
+18 |
| San Diego | ![]() |
+54 |
| San Francisco | ![]() |
+46 |
| Sarasota | ![]() |
+62 |
| Tampa | ![]() |
+62 |
| Washington | ![]() |
+28 |
| 0000 | ![]() |
50°F | NE 4 mph |
| 0300 | ![]() |
52°F | N 4 mph |
| 0600 | ![]() |
52°F | NE 7 mph |
| 0900 | ![]() |
52°F | NE 12 mph |
| 1200 | ![]() |
52°F | NE 12 mph |
| 1500 | ![]() |
52°F | E 13 mph |
| 1800 | ![]() |
52°F | E 14 mph |
| 2100 | ![]() |
52°F | E 14 mph |

































