What’s the climate like in Cupertino?
The current climate of Cupertino features average monthly temperatures ranging from highs of 27°C during the day to lows of 16°C. The average yearly temperature is around 23°C. At night, temperatures in the colder months average around 6°C and in the warmer months around 16°C.
The highest temperature recorded in Cupertino in recent years was 42°C in September 2017. The lowest daytime temperature recorded was 8°C in December 2015.
On average, Cupertino receives 446 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
Best time to visit Cupertino?
The best time to visit Cupertino for sunny weather is February through November. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Cupertino. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Cupertino
The climate table of Cupertino shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 16 | 18 | 19 | 21 | 22 | 26 | 27 | 27 | 27 | 26 | 20 | 16 |
| Temp. min (°C) | 7 | 8 | 9 | 11 | 13 | 15 | 16 | 17 | 16 | 14 | 10 | 7 |
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| Precipitation (mm) | 110 | 79 | 51 | 37 | 18 | 1,1 | 0,1 | 0,8 | 4,9 | 12 | 52 | 80 |
| UV Index | 4 | 6 | 7 | 8 | 9 | 10 | 9 | 9 | 8 | 6 | 5 | 4 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 23°C
- Highest temperature: 27°C in July, August and September
- Lowest temperature: 16°C in January and December
- Precipitation: 446 mm per year, averaging 37 mm per month
- Driest months: 0,1 mm in July, 0,8 mm in August and 1,1 mm in June
- Wettest months: 110 mm in January, 80 mm in December and 79 mm in February
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Table of Contents
Average Temperature per Month in Cupertino
This graph shows the average maximum temperatures per month in Cupertino, California. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Cupertino
This graph shows how much precipitation Cupertino, California, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in Cupertino
This graph shows the average UV index per month in Cupertino, California. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Cupertino
This graph shows the average yearly temperature in Cupertino, California. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Cupertino
This chart shows the total yearly precipitation in Cupertino, California, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in Cupertino
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Average Weather in Cupertino by Month
Click on a month below to see detailed weather info for Cupertino. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
