Temperatures in May
It's pleasantly warm in May in Sonoma with an average temperature of 22°C. Temperatures this month range from a low of 20°C to a high of 25°C. At night, you can expect temperatures between 8°C and 12°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sonoma 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 Sonoma with warm temperatures, averaging around 22°C during the day and nights close to 9°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature stays the same at 22°C, with nights close to 10°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of May
By the end of May, the average daytime temperature in Sonoma will be around 24°C, with nights close to 11°C. No precipitation expected, with plenty of sunshine on the horizon.
Discover cheap trips to Sonoma 
Precipitation in May
In May, there is an average of 14 mm of precipitation, spread over 2 days. The wind speed is around 4 Bft, mostly coming from the West.
The average chance of precipitation is only 7% in May.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Sonoma. 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.
Sonoma in May |
London | ||
|---|---|---|---|
 Average Temperature |
22°C | 18°C | |
 High Temp |
25°C | 21°C | |
| Low Temp |
20°C | 15°C | |
 Total Precipitation |
14 mm | 46 mm | |
| Rainy Days |
2 days | 8 days | |
April
UV index
The UV index is a maximum of 10 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 Sonoma?
Want nice weather? Then May is a great time to be in Sonoma. You’ll have pleasant temperatures and little chance of rain this month.
Temperature records for Sonoma in May
With 35°C, Sonoma hit the highest temperature in the last 10 years in May 2020. The lowest daytime temperature in this month was 12°C in 2019. The extreme night temperatures ranged from a low of 1°C to a high of 16°C.
Check out the climate of Sonoma for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Sonoma and see what our partners have for you.
Daily Temperature in May in Sonoma
This chart shows the average daily temperatures, both day and night, for each day in May in Sonoma, 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 Sonoma
The chart below shows the average daily precipitation in May for Sonoma, 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 2 days of rain in Sonoma.
Daily UV Index in May in Sonoma
This chart shows the average daily UV index in May in Sonoma, 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 Sonoma Over the Years
This chart shows the average temperature in May in Sonoma, measured in degrees Celsius, over the past years.
Total Precipitation in May in Sonoma Over the Years
This chart shows the average precipitation in May in Sonoma, 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 Sonoma
Click on a specific day in May for detailed info on the typical weather on that day in Sonoma. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Sonoma
Have you been to Sonoma in May?
Share your weather experience in May in Sonoma.
Average Weather in Sonoma by Month
Click on a month below to see detailed weather info for Sonoma. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
