Sunnyvale, California 

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Weather in Sunnyvale, California

The most pleasant months of the year for Sunnyvale are June, September and July. In Sunnyvale, there are 6 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Sunnyvale with an average high temperature of 80.3°, which ranks it as cooler than most places in California. Any measurable snowfall is a rare occurance in Sunnyvale. There are few days during the summer when the humidity becomes unpleasant.


Today's Weather - Sunnyvale, CA

1 AM PST

Sunny

70°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonSunny79° / 58°NNW 12 mph
SundayMostly Sunny76° / 56°NNW 2 to 13 mph
MondayMostly Sunny76° / 55°WNW 2 to 12 mph
TuesdaySunny77° / 56°WNW 2 to 13 mph
WednesdayMostly Sunny74° / 57°WNW 3 to 13 mph
ThursdayMostly Sunny76° / 58°WNW 3 to 13 mph
FridaySunny78° / 59°W 3 to 13 mph

Weather Highlights

Summer High: the July high is around 80 degrees
Winter Low: the January low is 42
Rain: averages 15 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Sunnyvale area is 8.8 (10=best), which means it is more comfortable than most places in California.

8.8 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January58° 42°
February62° 45°
March66° 47°
April69° 49°
May74° 53°
June78° 56°
July80° 58°
August80° 59°
September79° 57°
October74° 53°
November65° 46°
December58° 42°
Hot, Freezing, Rainy, Snowy Days: Sunnyvale
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January01100
February00100
March00100
April1060
May1030
June3010
July3000
August3000
September3010
October1040
November0080
December01110

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.


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Reviews for Sunnyvale    14 Reviews
high tech jobs -vs- high cost housing - 9/20/2019
At this point, I would only recommend moving to silicon valley for the job market. Sure, the weather is great and the restaurants offer huge variety. But the costs of... Read More

Start Your Review of Sunnyvale


Bad things happen to a once great city - 9/17/2018
Like previous reviewer, tech company's tyranny over city gov and quality of living has negatively impacted a fantastic place to live. Climate, while super, is grossly... Read More

Quality of life reduction - 5/3/2018
I've lived here for 40 years. While the weather is fabulous, For the past ten years of high density housing mostly needed to house thousands of a young up coming tech... Read More


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MAPS OF SUNNYVALE, CALIFORNIA
Check out the latest Maps in a variety of categories including cost of living, population, and commute time.Sunnyvale,California Map
ZIP CODES IN SUNNYVALE, CALIFORNIA
94087 94086 94085 94089


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