Weather Forecast and Radar for Vacaville, California

Weather in Vacaville, CA

Vacaville, California experiences mild and pleasant weather year-round. The temperature rarely falls below freezing, and snow is a rare occurrence.

In the winter, temperatures generally range from the mid-40s to the mid-50s Fahrenheit (7-13 degrees Celsius). Highs in January, the coldest month, rarely exceed 60°F (15°C).

Spring brings warmer temperatures, with the average high in April reaching 67°F (19°C).

In the summer months, Vacaville is hot and dry, with temperatures reaching into the 90s (32-35°C). July is the hottest month, averaging 95°F (35°C).

Autumn brings a slight cool-down, with the average high in October reaching 73°F (23°C).

Overall, the weather in Vacaville is quite pleasant year-round, with mild winters and hot summers, making it an ideal place for outdoor activities.

Fast Facts About Vacaville, CA

As of 2020, the city population is 99397.

Major Cities Nearby Vacaville, CA

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Vacaville, California.