Click on a day for an hourly weather forecast
The temperatures in Watsonville in August are comfortable with low of 14°C and and high up to 24°C.
There is little to no rain in Watsonville during August, so it’s a lot easier to explore the city. Just remember to dress in warm layers, as it can still get pretty chilly.
Our weather forecast can give you a great sense of what weather to expect in Watsonville in August 2025.
If you’re planning to visit Watsonville in the near future, we highly recommend that you review the 14 day weather forecast for Watsonville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 16° / 7° | 5 | 26 | 0 | 113 mm | Good | Watsonville in January |
| February | 16° / 7° | 5 | 23 | 0 | 88 mm | Good | Watsonville in February |
| March | 16° / 7° | 6 | 25 | 0 | 102 mm | Good | Watsonville in March |
| April | 18° / 8° | 3 | 27 | 0 | 32 mm | Good | Watsonville in April |
| May | 19° / 9° | 2 | 29 | 0 | 12 mm | Good | Watsonville in May |
| June | 22° / 12° | 0 | 30 | 0 | 3 mm | Good | Watsonville in June |
| July | 24° / 13° | 0 | 31 | 0 | 1 mm | Perfect | Watsonville in July |
| August | 24° / 14° | 0 | 31 | 0 | 0 mm | Perfect | Watsonville in August |
| September | 25° / 14° | 1 | 30 | 0 | 3 mm | Perfect | Watsonville in September |
| October | 22° / 12° | 1 | 30 | 0 | 30 mm | Good | Watsonville in October |
| November | 18° / 9° | 4 | 27 | 0 | 50 mm | Good | Watsonville in November |
| December | 15° / 7° | 6 | 25 | 0 | 107 mm | Good | Watsonville in December |