Weather in Irvine: August
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Average day temperature: | 82.1°F |
| Average night temperature: | 70.2°F | |
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Sea water temperature: | 69.4°F |
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Number of sunny days: | 26 days |
| Day length: | 12.9 - 13.8 hours | |
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Number of rainy days: | 0 days |
| Precipitation totals: | 0.2 in. | |
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forecast
| Irvine |
temperature
| Irvine |
Air temperature in August, °F
The highest day temperature during August of 2025 was 88°F. At the same time the lowest night temperature was 64°F. Daily and nightly averages during August were 80.9°F and 67.5°F.
Sea water temperature in Irvine in August, °F
The average sea water temperature in August of 2025 was 70.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 64.8°F.
Mostly all days in August are sunny but cloudy days are also possible.
Precipitation total in August, in.
Precipitation total value in Irvine in August is 0.2 in. Other months of the year show relatively similar values.
The average wind speed value in August is 5.3 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 11.5.
Best time for vacation in Irvine
Irvine on a weather map
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