Best Time to Visit Irvine
Best time: Jul, Jun, Aug, May.
Aug is warmest (28.2°C high); Jan is rainiest (71 mm).
Irvine weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 19.7 | 7.3 | 71 | 4.5 |
| Feb | 20.3 | 8.2 | 70 | 5.5 |
| Mar | 20.4 | 9.1 | 65 | 7.6 |
| Apr | 22.5 | 10.6 | 18 | 9.7 |
| May | 23.1 | 13 | 5 | 10.4 |
| Jun | 25.3 | 15.1 | 2 | 11.1 |
| Jul | 27.5 | 17 | 0 | 11.3 |
| Aug | 28.2 | 17.4 | 3 | 10.7 |
| Sep | 27.8 | 16.4 | 8 | 8.7 |
| Oct | 25.6 | 13.5 | 9 | 6.6 |
| Nov | 22.7 | 9.5 | 31 | 5.2 |
| Dec | 19.8 | 6.8 | 46 | 4.3 |
Average high temperature
Best months by activity
Overall: JulJunAugMay
Beaches: JulAugJunSep
Hiking: JunMayJulApr
Sightseeing: JulJunAugMay
Irvine quick facts
What to pack
Mild year-round — pack layers and a light jacket.
Frequently asked questions
When is the best time to visit Irvine?
Jul, Jun, Aug, May.
What is the rainiest month?
Jan, about 71 mm.
What is the warmest month?
Aug, with average highs of 28.2°C.
Where to stay
See Irvine hotels · Book Irvine tours & activities
All destinations · Best time to visit New York · Best time to visit Los Angeles · Best time to visit Miami · Best time to visit San Francisco
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.