June weather forecast and climate
Graton, CA

Weather in June

The first month of the summer, June, is a moderately hot month in Graton, California, with average temperature varying between 53.1°F (11.7°C) and 76.3°F (24.6°C).

Temperature

In June, the average high-temperature slightly increases, from an agreeable 69.1°F (20.6°C) in May, to a moderately hot 76.3°F (24.6°C). In Graton, the average low-temperature is 53.1°F (11.7°C).

Humidity

In June, the average relative humidity is 65%.

Rainfall

In Graton, during 1.9 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. Throughout the year, in Graton, there are 72.8 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Daylight

June has the longest days of the year in Graton, with an average of 14.8h of daylight.

Sunshine

The average sunshine in June is 11.6h.

UV index

The month with the highest UV index is June, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in June in Graton?

In June, the average high-temperature is 76.3°F (24.6°C), and the average low-temperature is 53.1°F (11.7°C).

What is the average humidity in June in Graton?

In Graton, the average relative humidity in June is 65%.

How much does it rain in Graton in June?

In Graton, California, in June, during 1.9 rainfall days, 0.12" (3mm) of precipitation is typically accumulated.

When are the longest days in Graton?

With an average of 14.8h of daylight, June has the longest days of the year.

How many hours of daylight does Graton have in June?

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

How long on average sun shines in June in Graton?

In Graton, the average sunshine in June is 11.6h.

What is the month with the highest UV index in Graton?

June is the month with the highest UV index in Graton, California, with an average maximum UV index of 6.

What is the UV index reading in June in Graton?

The average daily maximum UV index in June in Graton, California, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in June
Graton, CA

Average temperature in June - Graton, CA
  • Average high temperature in June: 76.3°F

The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in June: 53.1°F

Months with the highest average low temperature are August and September (54.7°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure in June
Graton, CA

Average pressure in June - Graton, CA
  • Average pressure in June: 29.92"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in June
Graton, CA

Average wind speed in June - Graton, CA
  • Average wind speed in June: 6.8mph

The windiest month (with the highest average wind speed) is May (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in June
Graton, CA

Average humidity in June - Graton, CA
  • Average humidity in June: 65%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (63%).

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Average rainfall in June
Graton, CA

Average rainfall in June - Graton, CA
  • Average rainfall in June: 0.12"

The wettest month (with the highest rainfall) is February (2.64").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in June
Graton, CA

Average rainfall days in June - Graton, CA
  • Average rainfall days in June: 1.9 days

The month with the highest number of rainy days is March (12.6 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
Graton, CA

Average daylight in June / Average sunshine in June - Graton, 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: 11.6h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in June
Graton, CA

Average sunshine days in June - Graton, CA
  • Average sunshine days in June: 26.5 days

The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is March (17.1 days).

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Average UV index in June
Graton, CA

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

The month with the highest UV index is June (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
Graton, CA

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

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 9).

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Average visibility in June
Graton, CA

Average visibility in June - Graton, CA
  • Average visibility in June: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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