Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:51
Sunrise
20:22
Sunset
Daily Forecast
Tuesday
Today
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Sunnyvale.
Resources
UV Index
Humidity
Frequently asked questions about weather in Sunnyvale
How warm does it get in Sunnyvale?
The warmest month in Sunnyvale is September, with average high temperatures of 23°C. The average temperature during this period is around 18°C.
How cold does it get in Sunnyvale?
The coldest month in Sunnyvale is February, with average low temperatures of 9°C. The average temperature during this period is around 12°C.
What is the wettest time of year in Sunnyvale?
The wettest month in Sunnyvale is January, with an average of 126mm of precipitation.
What is the driest time of year in Sunnyvale?
The driest month in Sunnyvale is August, with an average of 0mm of precipitation.
Explore more weather forecasts
- Cupertino, California
- New York City, New York
- Mountain View, California
- Los Angeles, California
- Los Altos, California
- Brooklyn, New York
- Santa Clara, California
- Chicago, Illinois
- Saratoga, California
- Houston, Texas
- Campbell, California
- Queens, New York
- Palo Alto, California
- Phoenix, Arizona
- Stanford, California
- Philadelphia, Pennsylvania
