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The weather in Chula Vista in August is hot. The average temperatures are between 21°C and 27°C.
You can expect a few rainy days in Chula Vista during August, but usually the weather is comfortable in August.
Our weather forecast can give you a great sense of what weather to expect in Chula Vista in August 2025.
If you’re planning to visit Chula Vista in the near future, we highly recommend that you review the 14 day weather forecast for Chula Vista before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 19° / 11° | 2 | 29 | 0 | 56 mm | Good | Chula Vista in January |
| February | 19° / 11° | 2 | 26 | 0 | 66 mm | Good | Chula Vista in February |
| March | 19° / 12° | 2 | 29 | 0 | 44 mm | Good | Chula Vista in March |
| April | 20° / 13° | 1 | 29 | 0 | 16 mm | Good | Chula Vista in April |
| May | 21° / 14° | 1 | 30 | 0 | 19 mm | Good | Chula Vista in May |
| June | 23° / 17° | 0 | 30 | 0 | 5 mm | Perfect | Chula Vista in June |
| July | 26° / 20° | 1 | 30 | 0 | 25 mm | Perfect | Chula Vista in July |
| August | 27° / 21° | 1 | 30 | 0 | 21 mm | Perfect | Chula Vista in August |
| September | 27° / 20° | 1 | 29 | 0 | 15 mm | Perfect | Chula Vista in September |
| October | 25° / 18° | 1 | 30 | 0 | 10 mm | Perfect | Chula Vista in October |
| November | 22° / 15° | 1 | 29 | 0 | 34 mm | Good | Chula Vista in November |
| December | 18° / 11° | 2 | 29 | 0 | 60 mm | Good | Chula Vista in December |