June weather forecast and climate
Diablo, CA

Weather in June

June, the first month of the summer, in Diablo, is a warm month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 53.8°F (12.1°C).

Temperature

In June, the average high-temperature marginally rises, from an agreeable 72.7°F (22.6°C) in May, to a warm 80.2°F (26.8°C). In Diablo, California, the average low-temperature is 53.8°F (12.1°C).

Humidity

The average relative humidity is 59%.

Rainfall

June is the last month it rains in Diablo, California. During 1.3 rainfall days, Diablo aggregates 0.08" (2mm) of precipitation. In Diablo, during the entire year, the rain falls for 65.6 days and collects up to 11.22" (285mm) of precipitation.

Daylight

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

Sunshine

In Diablo, California, the average sunshine in June is 11.7h.

UV index

Months with the highest UV index in Diablo are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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 temperature in June in Diablo?

The average high-temperature, in June, in Diablo, is 80.2°F (26.8°C), while the average low-temperature is 53.8°F (12.1°C).

What is the average humidity in June in Diablo?

The average relative humidity in June is 59%.

What is the last month it rains in Diablo?

June is the last month it rains. During 1.3 rainfall days, in June, Diablo aggregates 0.08" (2mm) of precipitation.

When are the longest days in Diablo?

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

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

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

How many hours of sunshine does Diablo have in June?

In June, the average sunshine in Diablo is 11.7h.

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

Months with the highest UV index in Diablo, California, are June through August, with an average maximum UV index of 6.

What is the UV index reading in June in Diablo?

In Diablo, California, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.

Average temperature in June
Diablo, CA

Average temperature in June - Diablo, CA
  • Average high temperature in June: 80.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (55.8°F).

  • Average low temperature in June: 53.8°F

Months with the highest average low temperature are August and September (56.7°F).
The coldest month (with the lowest average low temperature) is January (42.1°F).

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Average pressure in June
Diablo, CA

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

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in June
Diablo, CA

Average wind speed in June - Diablo, CA
  • Average wind speed in June: 6.7mph

The windiest month (with the highest average wind speed) is May (6.9mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).

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Average humidity in June
Diablo, CA

Average humidity in June - Diablo, CA
  • Average humidity in June: 59%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (57%).

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Average rainfall in June
Diablo, CA

Average rainfall in June - Diablo, CA
  • Average rainfall in June: 0.08"

The wettest month (with the highest rainfall) is February (2.36").
The driest months (with the least rainfall) are July and August (0").

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Average rainfall days in June
Diablo, CA

Average rainfall days in June - Diablo, CA
  • Average rainfall days in June: 1.3 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (0.6 days).

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

Average daylight in June / Average sunshine in June - Diablo, 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: 9.6h).

  • Average sunshine in June: 11.7h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days in June
Diablo, CA

Average sunshine days in June - Diablo, CA
  • Average sunshine days in June: 28.1 days

The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is March (17.6 days).

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Average UV index in June
Diablo, CA

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

Months with the highest UV index are June, July and August (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
Diablo, CA

Average cloud cover in June - Diablo, CA
  • Average cloud cover in June: 12

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in June
Diablo, CA

Average visibility in June - Diablo, 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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