Irvine, CA 14-Day Forecast
California, United States 🇺🇸
The 14-day forecast for Irvine is temporarily unavailable - please check back shortly. Meanwhile, the monthly averages below give a reliable picture of what to expect.
Irvine 14-day outlook: the story
The best time to visit Irvine is generally January to June, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 70°F (21°C), with rain on about 4 days a month. For the same question asked the other way round, see where else is warm in January.
For typical conditions month by month, see the Irvine climate & average temperatures guide.
Average temperatures in Irvine by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 65° | 48° | 6 | 3.1 in | 8.4 h/day | 10.1 h | 18% | 69% |
| February | 66° | 48° | 6 | 2.6 in | 9.1 h/day | 10.9 h | 20% | 65% |
| March | 67° | 50° | 8 | 2.4 in | 10.4 h/day | 11.9 h | 25% | 72% |
| April | 71° | 54° | 4 | 0.8 in | 11.3 h/day | 13.0 h | 12% | 70% |
| May | 71° | 56° | 3 | 0.6 in | 12.0 h/day | 13.9 h | 11% | 74% |
| June | 77° | 60° | 1 | 0.2 in | 13.0 h/day | 14.4 h | 4% | 73% |
| July | 81° | 64° | 0 | 0.1 in | 13.4 h/day | 14.2 h | 2% | 74% |
| August | 83° | 65° | 1 | 0.3 in | 12.4 h/day | 13.4 h | 3% | 74% |
| September | 82° | 64° | 2 | 0.4 in | 11.3 h/day | 12.3 h | 5% | 73% |
| October | 79° | 60° | 2 | 0.5 in | 10.3 h/day | 11.3 h | 8% | 68% |
| November | 72° | 53° | 2 | 0.8 in | 9.5 h/day | 10.4 h | 8% | 60% |
| December | 66° | 48° | 5 | 2.5 in | 8.1 h/day | 9.9 h | 17% | 66% |
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