Click on a day for an hourly weather forecast
The temperatures in Irvine in May are usually low and can range between 14°C and 20°C.
The wather in Irvine in May can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Irvine in May 2025.
If you’re planning to visit Irvine in the near future, we highly recommend that you review the 14 day weather forecast for Irvine before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 18° / 11° | 3 | 28 | 0 | 64 mm | Good | Irvine in January |
| February | 18° / 11° | 3 | 26 | 0 | 61 mm | Good | Irvine in February |
| March | 18° / 11° | 2 | 29 | 0 | 46 mm | Good | Irvine in March |
| April | 19° / 12° | 1 | 29 | 0 | 22 mm | Good | Irvine in April |
| May | 20° / 14° | 1 | 30 | 0 | 22 mm | Good | Irvine in May |
| June | 22° / 15° | 0 | 30 | 0 | 7 mm | Good | Irvine in June |
| July | 24° / 18° | 2 | 29 | 0 | 37 mm | Perfect | Irvine in July |
| August | 25° / 19° | 1 | 30 | 0 | 29 mm | Perfect | Irvine in August |
| September | 26° / 19° | 1 | 29 | 0 | 20 mm | Perfect | Irvine in September |
| October | 23° / 17° | 1 | 30 | 0 | 29 mm | Perfect | Irvine in October |
| November | 21° / 14° | 1 | 29 | 0 | 35 mm | Good | Irvine in November |
| December | 18° / 11° | 3 | 28 | 0 | 87 mm | Good | Irvine in December |