Irvine weather in August
August in Irvine averages 80°F by day and 67°F at night, with 0.0 inches of precipitation. It is the 1st-warmest and 11th-wettest month of the year here.
- Average high
- 80°F+2° vs July
- Average low
- 67°F0 nights below freezing
- Precipitation
- 0.0 in0 days with 0.1 in. or more
- Snow
- 0.0 in2 days at 90°F+
Is August a good time to visit Irvine?
Yes. August is one of the most comfortable months in Irvine by our rule (highs of 62 to 86°F, lows of 42°F or more and under 4.5 inches of precipitation). The most comfortable months overall are January to December.
On August 15 the sun rises at 6:13 am and sets at 7:37 pm, giving 13h 23m of daylight. Daylight all year.
What to pack for Irvine in August
- Summer clothes, with a light layer for air conditioning
Based on 30-year averages, not a forecast. Check the forecast a few days before you go.
August nearby
| City | Distance | High | Low | Precip. |
|---|---|---|---|---|
| Irvine | 80°F | 67°F | 0.0 in | |
| Tustin, CA | 4 mi | 80°F | 67°F | 0.0 in |
| Santa Ana, CA | 6 mi | 85°F | 65°F | 0.0 in |
| Newport Beach, CA | 6 mi | 73°F | 66°F | 0.0 in |
| Costa Mesa, CA | 6 mi | 80°F | 67°F | 0.0 in |
| Lake Forest, CA | 8 mi | 87°F | 63°F | 0.0 in |
| Orange, CA | 8 mi | 85°F | 65°F | 0.0 in |
Frequently asked questions
What is the weather like in Irvine in August?
In August, Irvine averages a high of 80°F and a low of 67°F, with 0.0 inches of precipitation (NOAA 1991-2020 normals).
Is August a good time to visit Irvine?
Yes. August is one of Irvine's most comfortable months by our rule: highs between 62°F and 86°F, lows of 42°F or more and modest rain.
Does it snow in Irvine in August?
Rarely. The August snowfall normal is under half an inch.
Before and after: Irvine in July and Irvine in September. All twelve months: Irvine weather by month.
NOAA NCEI 1991-2020 climate normals, station Santa Ana John Wayne Airport, CA, 3.1 miles from the city center; snowfall from Tustin Irvine Rch, CA.