Temperatures in June
It's warm in June in Sunnyvale with an average temperature of 26°C. Temperatures this month range from a low of 23°C to a high of 28°C. At night, you can expect temperatures between 14°C and 16°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sunnyvale in June. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of June
The month of June starts in Sunnyvale with warm temperatures, averaging around 26°C during the day and nights close to 15°C. You won’t see any precipitation in the first days of the month, it’s all sunny skies.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-June
By mid-June, the average daytime temperature stays the same at 26°C, with nights close to 15°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
Temperatures vary between day and night, so it’s smart to wear layers.
End of June
By the end of June, the average daytime temperature in Sunnyvale will be around 26°C, with nights close to 16°C. No precipitation expected, with plenty of sunshine on the horizon.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in June
According to weather history, there is only 0,6 mm of precipitation in June. The wind speed is around 4 Bft, mostly coming from the Northwest.
The average chance of precipitation is only 1% in June.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in June for Sunnyvale. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Sunnyvale in June |
London | ||
|---|---|---|---|
 Average Temperature |
26°C | 22°C | |
 High Temp |
28°C | 24°C | |
| Low Temp |
23°C | 18°C | |
 Total Precipitation |
0,6 mm | 57 mm | |
| Rainy Days |
0 days | 10 days | |
May
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is June a good time to visit Sunnyvale?
Want nice weather? Then June is a great time to be in Sunnyvale. You’ll have pleasant temperatures and little chance of rain this month.
Temperature records for Sunnyvale in June
With 38°C, Sunnyvale hit the highest temperature in the last 10 years in June 2019. The lowest daytime temperature in this month was 18°C in 2023. The extreme night temperatures ranged from a low of 9°C to a high of 22°C.
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Daily Temperature in June in Sunnyvale
This chart shows the average daily temperatures, both day and night, for each day in June in Sunnyvale, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in June in Sunnyvale
The chart below shows the average daily precipitation in June for Sunnyvale, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for June, you can expect it to stay dry all month in Sunnyvale.
Daily UV Index in June in Sunnyvale
This chart shows the average daily UV index in June in Sunnyvale, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in June in Sunnyvale Over the Years
This chart shows the average temperature in June in Sunnyvale, measured in degrees Celsius, over the past years.
Total Precipitation in June in Sunnyvale Over the Years
This chart shows the average precipitation in June in Sunnyvale, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in June for Sunnyvale
Click on a specific day in June for detailed info on the typical weather on that day in Sunnyvale. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in June in Sunnyvale
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Average Weather in Sunnyvale by Month
Click on a month below to see detailed weather info for Sunnyvale. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Sunnyvale for all months at once
