June weather forecast
Sonoma, CA

Neat rows of vines in a vineyard farm in Sonoma, California
Neat rows of vines in a vineyard farm in Sonoma, California

Weather in June

The first month of the summer, June, is a moderately hot month in Sonoma, California, with average temperature varying between 79.5°F (26.4°C) and 53.1°F (11.7°C).

Temperature

In Sonoma, the average high-temperature marginally rises, from a pleasant 71.2°F (21.8°C) in May, to a warm 79.5°F (26.4°C). In June, in Sonoma, California, the average low-temperature is 53.1°F (11.7°C).

Humidity

In Sonoma, the average relative humidity is 61%.

Rainfall

In Sonoma, during June, the rain falls for 1.5 days and regularly aggregates up to 0.12" (3mm) of precipitation. In Sonoma, during the entire year, the rain falls for 73.3 days and collects up to 15.47" (393mm) of precipitation.

Daylight

The month with the longest days in Sonoma is June, with an average of 14.8h of daylight.

Sunshine

In Sonoma, California, the average sunshine is 11.5h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in June interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in June in Sonoma?

In June, the average relative humidity in Sonoma is 61%.

How many days does it rain in June in Sonoma?

In Sonoma, in June, during 1.5 rainfall days, 0.12" (3mm) of precipitation is typically accumulated.

When are the longest days in Sonoma?

The month with the longest days in Sonoma, California, is June, with an average of 14.8h of daylight.

What is the average length of the day in June in Sonoma?

The average length of the day in June in Sonoma, California, is 14.8h.

How long on average sun shines in June in Sonoma?

The average sunshine in June is 11.5h.

What are the months with the highest UV index in Sonoma?

Months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the UV index reading in June in Sonoma?

In Sonoma, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to the Sun's UV rays.

Average temperature in June
Sonoma, CA

Average temperature in June - Sonoma, CA
  • Average high temperature in June: 26.4°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is December (12.8°C).

  • Average low temperature in June: 11.7°C

The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is December (5.2°C).

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Average pressure in June
Sonoma, CA

Average pressure in June - Sonoma, CA
  • Average pressure in June: 1013mbar

The month with the highest atmospheric pressure is January (1020.4mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

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Average wind speed in June
Sonoma, CA

Average wind speed in June - Sonoma, CA
  • Average wind speed in June: 9.5km/h

The windiest month (with the highest average wind speed) is May (10km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).

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Average humidity in June
Sonoma, CA

Average humidity in June - Sonoma, CA
  • Average humidity in June: 61%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (59%).

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Average rainfall in June
Sonoma, CA

Average rainfall in June - Sonoma, CA
  • Average rainfall in June: 3mm

The wettest month (with the highest rainfall) is February (87mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in June
Sonoma, CA

Average rainfall days in June - Sonoma, CA
  • Average rainfall days in June: 1.5 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (0.8 days).

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Average daylight in June /
Average sunshine in June
Sonoma, CA

Average daylight in June / Average sunshine in June - Sonoma, CA
  • Average daylight in June: 14.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in June: 11.5h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.6h).

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Average sunshine days in June
Sonoma, CA

Average sunshine days in June - Sonoma, CA
  • Average sunshine days in June: 26.8 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (16.1 days).

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Average UV index in June
Sonoma, CA

Average UV index in June - Sonoma, CA
  • Average UV index in June: 6

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in June
Sonoma, CA

Average cloud cover in June - Sonoma, CA
  • Average cloud cover in June: 14

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in June
Sonoma, CA

Average visibility in June - Sonoma, CA
  • Average visibility in June: 10km

Months with the highest visibility are June, July and September (10km).
Months with the lowest visibility are January, February, March, April, May, August, October, November and December (9km).

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