Vacaville, CA - Detailed climate information and monthly weather forecast

Frequently asked questions
Average temperature
Average rainfall
Average daylight

A beautiful blue water lagoon set in Vacaville, California, amid scenic greenery of trees and vast fields, hill ranges, and a walking path around the water

What are the coldest months in Vacaville?

The coldest months in Vacaville, California, are January and December, with an average high-temperature of 55.9°F (13.3°C).

How much does it rain in Vacaville?

Throughout the year, 26.3" (668mm) of rain is accumulated.

What is the wettest month in Vacaville?

The month with the most rainfall in Vacaville, California, is February when 5.4" (137.4mm) of precipitation is typically aggregated.

What is the warmest month in Vacaville?

With an average high-temperature of 96.1°F (35.6°C) and an average low-temperature of 60.1°F (15.6°C), July is the warmest month in Vacaville.

What is the driest month in Vacaville?

July is the only month when rain does not fall in Vacaville.

C in Vacaville?

Months with rainfall in Vacaville, California, are January through June, August through December.

Today

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Long-term

Climate J F M A M J J A S O N D Year

Average high temperature in January:
56°F
Average high temperature in February:
62°F
Average high temperature in March:
68°F
Average high temperature in April:
74°F
Average high temperature in May:
82°F
Average high temperature in June:
90°F

Average high temperature in July:
96°F
Average high temperature in August:
95°F
Average high temperature in September:
91°F
Average high temperature in October:
80°F
Average high temperature in November:
66°F
Average high temperature in December:
56°F

The warmest month (with the highest average high temperature) is July (96°F).
Months with the lowest average high temperature are January and December (56°F).

Average low temperature in January:
39°F
Average low temperature in February:
42°F
Average low temperature in March:
45°F
Average low temperature in April:
47°F
Average low temperature in May:
52°F
Average low temperature in June:
57°F

Average low temperature in July:
60°F
Average low temperature in August:
59°F
Average low temperature in September:
57°F
Average low temperature in October:
52°F
Average low temperature in November:
44°F
Average low temperature in December:
39°F

The month with the highest average low temperature is July (60°F).
Coldest months (with the lowest average low temperature) are January and December (39°F).

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