Best Time to Visit Irvine, California (2026)
The best time to visit Irvine is January through December, when average highs are 66-84°F with minimal rain. Avoid February when weather conditions are the least favorable for visiting.
Month-by-Month Weather Overview
| Month | High | Low | Rain | Snow | Score |
|---|---|---|---|---|---|
| Jan | 68°F | 46°F | 2.8" | — | 9/10 |
| Feb | 68°F | 48°F | 3.2" | — | 9/10 |
| Mar | 69°F | 50°F | 2.2" | — | 10/10 |
| Apr | 72°F | 53°F | 0.6" | — | 10/10 |
| May | 74°F | 57°F | 0.2" | — | 10/10 |
| JunBest | 78°F | 61°F | 0.1" | — | 10/10 |
| Jul | 83°F | 64°F | 0" | — | 10/10 |
| Aug | 84°F | 65°F | 0" | — | 10/10 |
| Sep | 83°F | 63°F | 0.2" | — | 10/10 |
| Oct | 78°F | 57°F | 0.5" | — | 10/10 |
| Nov | 72°F | 51°F | 1" | — | 10/10 |
| Dec | 66°F | 46°F | 2" | — | 10/10 |
Tourism score: 1-10 (higher = better for visiting). Based on temperature comfort, rainfall, and humidity.
When NOT to Visit Irvine
February is the least ideal time to visit Irvine. Conditions are less favorable for tourism, with highs of 68°F and 3.2" of rain.
Seasonal Breakdown
Spring
Spring in Irvine is warm and pleasant, with highs averaging 72°F. A great time to visit before summer heat arrives.
Summer
Irvine summers are warm with average highs of 82°F. Perfect for outdoor activities with longer daylight hours.
Fall
Fall in Irvine stays warm, averaging 78°F highs. The transition is gradual with pleasant weather into November.
Winter
Irvine has mild winters with highs around 67°F. No heavy coats needed — a light jacket will do.
What to Pack for June in Irvine
- ✓Light layers
- ✓Sunglasses
- ✓Comfortable walking shoes
Safety in Irvine
While you're planning, Irvine has a Below Average Risk safety rating based on FBI crime data. See full safety report.
Frequently Asked Questions
What is the best month to visit Irvine?
The best time to visit Irvine is January through December, when highs average 66-84°F with comfortable temperatures and manageable rainfall. June scores highest for tourism at 10/10.
What is the weather like in Irvine in June?
In June, Irvine has average highs of 78°F and lows of 61°F. Expect 0.1" of rainfall and 68% humidity. Snow is not expected.
Does it snow in Irvine?
No, Irvine, California does not typically get snow. Winters stay mild with lows around 46°F.
How hot does Irvine get?
The hottest month in Irvine is August, with average highs of 84°F and lows of 65°F. Humidity averages 70%. Summers are warm but generally manageable.
What should I pack for Irvine?
For the best time to visit (June): Light layers, Sunglasses, Comfortable walking shoes. Adjust layers based on the season you're visiting.