Benicia (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Benicia.
Climate overview of Benicia
The climate in Benicia, California, United States of America, is marked by large temperature swings across the seasons, ranging from 30°C (86°F) in July to 14°C (57°F) in December.
With around 439 mm (17 in) of annual rainfall, Benicia has a fairly dry climate. However, it has a distinct dry season from May to October, with warm summers and mild winters. The wettest month is December, while July sees the least rain. May is the sunniest month, averaging 10.8 hours of sunshine per day.
Benicia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Benicia - and find the best time to visit.
Monthly Temperature in Benicia
In Benicia, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 30°C (86°F) in July. In December, the coolest month of the year, temperatures drop to a moderate 14°C (57°F).
At night, temperatures range from around 13°C (55°F) in July to 4°C (39°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Benicia
Benicia's climate is marked by below-average rainfall, accumulating 439 mm (17 in) of precipitation yearly. Benicia can be quite wet during December, receiving approximately 92 mm (3.6 in) of precipitation over 11 rainy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 0.1 mm (0 in) of precipitation spread across 0 rainy days. For more details, please visit our Benicia Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Benicia
Benicia can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 10.8 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 5.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Benicia by Month
The relative humidity is high throughout the year in Benicia.
The city experiences its highest humidity in January, reaching 80%. In June, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Benicia
Each month is rated for comfortable sightseeing weather — mild temperatures and low rainfall. Tap a month for its full averages; your ideal time may differ for a beach or winter trip (see below).
- Best overall: April, May, June, August, September and October
- Warmest weather: July and August
- Most sunshine: April, May, June and July
- Fewest rainy days: June, July, August and September
- Climate seasons: a distinct dry season from May to October, with warm summers and mild winters
Frequently asked questions about the climate in Benicia
What is the best time to visit Benicia?
April, May, June, August, September and October typically offer the most optimal weather in Benicia. In contrast, January, February and December tend to have less optimal conditions. Benicia has a distinct dry season from May to October, with warm summers and mild winters.
What temperatures can I expect in Benicia?
Daytime highs range from 14°C (57°F) in December to 30°C (86°F) in July. Nighttime lows range from 4°C (39°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Benicia get?
Annual rainfall is around 439 mm (17 in). December is the wettest month with 92 mm (3.6 in), while July is the driest with 0.1 mm (0 in).
How sunny is Benicia?
Benicia receives around 3,058 hours of sunshine per year. May is the sunniest month with 324 hours, while December is the cloudiest with just 160 hours. Overall, Benicia enjoys abundant sunshine.
Benicia 3-Day Forecast
Benicia (CA) 3-Day Forecast
Benicia on the map
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