Fontana (CA) Weather and Climate: A Comprehensive Guide
The temperature in Fontana can vary greatly throughout the year.
The temperatures shift from very warm
to pleasant.
Fontana has a dry climate with relatively low precipitation levels.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from very warm to pleasant in Fontana. On average, daytime temperatures range from a very warm 35°C in August to a pleasant 18°C in December.
Nighttime temperatures can drop, with average lows reaching 7°C in December. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Fontana maintains relatively dry conditions year-round, recording average annual precipitation of 301 mm. The seasons in Fontana, bring significant changes in precipitation. The wettest month, December, receives moderate rainfall, with an average of 91 mm of precipitation. This rainfall is distributed across 7 rainy days. In contrast, the driest month, June, experiences much less rainfall, totaling 0.1 mm over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Fontana Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
In Fontana, summer days are longer and more sunny, with daily sunshine hours peaking at 12.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 6.6 hours per average day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
almost clear and no rain partly cloudy and chance of rain almost clear and no rainForecast for Fontana (CA)
The best time of year to visit Fontana in the United States of America
During the months of February, March, April and November you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Yes, the months of May, June, July, August, September and October are very dry.
August has an average maximum temperature of 35°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 18°C.
December tops the wettest month list with 91 mm of rainfall.
June is the driest month with 0 mm of precipitation.
July is the sunniest month with an average of 369 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.