Vista Weather in May
What's the weather like in Vista (California) in May 2025?
The climate in Vista during May can be summarized as mild and very dry.
May is in the spring in Vista and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 13°C (55°F) is normal.
| Daytime temperature | 22.7°C 72.9°F |
|---|---|
| Nightly temperature | 12.9°C 55.2°F |
| Average temperature | 17.8°C 64°F |
| Daily sunshine | 9.3 hrs |
| Avg rainfall | 7 mm 0.3 ins |
| Rainy days | 2 days |
| Sea temperature | 16.6°C 61.8°F |
| Humidity | 66% |
| Windspeed | 14.4kph 9 mph |
On average May is the 6th driest month of the year in Vista with around 7mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.3 hours of sunshine per day.
May temperatures in Vista
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Vista in May 2025.
Other monthly averages
Vista weather stats
| Hottest month: | August | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | July | 1mm 0ins |
| Sunniest month: | August | 10.9hrs |
| Coldest month: | January | 18.2°C 64.8°F |
| Wettest month: | January | 66mm 2.6ins |
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