Temperatures in May
It's warm in May in Mountain View with an average temperature of 27°C. Temperatures this month range from a low of 26°C to a high of 28°C. At night, you can expect temperatures between 17°C and 21°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Mountain View in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Mountain View with hot temperatures, averaging around 28°C during the day and nights close to 20°C. Plenty of days with a chance of precipitation.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-May
By mid-May, the average daytime temperature stays the same at 28°C, with nights close to 20°C. The chance of precipitation is high during this period.
Temperatures vary between day and night, so it’s smart to wear layers.
End of May
By the end of May, the average daytime temperature in Mountain View will be around 28°C, with nights close to 21°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in May
In May, there is an average of 394 mm of precipitation, spread over 20 days. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance this month is 64% per day. Though that seems frequent, the weather’s variable. There are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Mountain View. 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.
Mountain View in May |
London | ||
|---|---|---|---|
 Average Temperature |
27°C | 18°C | |
 High Temp |
28°C | 21°C | |
| Low Temp |
26°C | 15°C | |
 Total Precipitation |
394 mm | 46 mm | |
| Rainy Days |
20 days | 8 days | |
April
UV index
The UV index is a maximum of 9 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 May a good time to visit Mountain View?
After some sun? Then May isn’t the best time to be in Mountain View. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Mountain View in May
With 31°C, Mountain View hit the highest temperature in the last 10 years in May 2019. The lowest daytime temperature in this month was 22°C in 2015. The extreme night temperatures ranged from a low of 8°C to a high of 23°C.
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Daily Temperature in May in Mountain View
This chart shows the average daily temperatures, both day and night, for each day in May in Mountain View, 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 May in Mountain View
The chart below shows the average daily precipitation in May for Mountain View, 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 May, you can expect around 20 days of rain in Mountain View.
Daily UV Index in May in Mountain View
This chart shows the average daily UV index in May in Mountain View, 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 May in Mountain View Over the Years
This chart shows the average temperature in May in Mountain View, measured in degrees Celsius, over the past years.
Total Precipitation in May in Mountain View Over the Years
This chart shows the average precipitation in May in Mountain View, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Mountain View
Click on a specific day in May for detailed info on the typical weather on that day in Mountain View. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Mountain View
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Average Weather in Mountain View by Month
Click on a month below to see detailed weather info for Mountain View. 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 Mountain View for all months at once
