Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:45
Sunrise
19:56
Sunset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Air Quality Data Available
Upgrade to access real-time air quality data for Fountain Valley.
Resources
UV Index
Humidity
Frequently asked questions about weather in Fountain Valley
How warm does it get in Fountain Valley?
The warmest month in Fountain Valley is August, with average high temperatures of 27°C. The average temperature during this period is around 23°C.
How cold does it get in Fountain Valley?
The coldest month in Fountain Valley is December, with average low temperatures of 10°C. The average temperature during this period is around 14°C.
What is the wettest time of year in Fountain Valley?
The wettest month in Fountain Valley is January, with an average of 72mm of precipitation.
What is the driest time of year in Fountain Valley?
The driest month in Fountain Valley is July, with an average of 2mm of precipitation.
Explore more weather forecasts
- Garden Grove, California
- New York City, New York
- Huntington Beach, California
- Los Angeles, California
- Westminster, California
- Brooklyn, New York
- Costa Mesa, California
- Chicago, Illinois
- Santa Ana, California
- Houston, Texas
- Newport Beach, California
- Queens, New York
- Stanton, California
- Phoenix, Arizona
- Orange, California
- Philadelphia, Pennsylvania