June weather forecast and climate
Brentwood, CA

Scenic and organized home community in Brentwood City, California
Scenic and organized home community in Brentwood City, California

Weather in June

June, the first month of the summer, in Brentwood, is still a warm month, with average temperature ranging between max 84.4°F (29.1°C) and min 55°F (12.8°C).

Temperature

In June, the average high-temperature slightly increases, from a warm 75.6°F (24.2°C) in May, to a still moderately hot 84.4°F (29.1°C). In Brentwood, the average low-temperature is 55°F (12.8°C).

Heat index

In June, the average heat index is appraised at a hot 86.4°F (30.2°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like differences in body mass, height, and shape, metabolic differences, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In June, the average relative humidity in Brentwood is 53%.

Rainfall

In Brentwood, during 1.3 rainfall days, 0.08" (2mm) of precipitation is typically accumulated. Throughout the year, in Brentwood, California, there are 62 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

Snowfall

January through November are months without snowfall.

Daylight

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

Sunshine

The average sunshine in Brentwood is 11.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Brentwood, California. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in June interpret into the following advice:
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 Brentwood?

In Brentwood, California, in June, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 55°F (12.8°C). In June, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86.4°F (30.2°C).

What is the average humidity in June in Brentwood?

In Brentwood, the average relative humidity in June is 53%.

How much does it rain in Brentwood in June?

In June, the rain falls for 1.3 days. Throughout June, 0.08" (2mm) of precipitation is accumulated.

When it does not snow in Brentwood?

January through November are months without snowfall in Brentwood.

When are the longest days in Brentwood?

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

How many hours of daylight does Brentwood have in June?

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

How many hours of sunshine does Brentwood have in June?

In June, the average sunshine in Brentwood, California, is 11.8h.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in June in Brentwood?

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

Average temperature in June
Brentwood, CA

Average temperature in June - Brentwood, CA
  • Average high temperature in June: 84.4°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in June: 55°F

The month with the highest average low temperature is September (57.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in June
Brentwood, CA

Average pressure in June - Brentwood, CA
  • Average pressure in June: 29.91"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in June
Brentwood, CA

Average wind speed in June - Brentwood, CA
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is June (7.8mph).
The calmest months (with the lowest average wind speed) are January and November (4.5mph).

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Average humidity in June
Brentwood, CA

Average humidity in June - Brentwood, CA
  • Average humidity in June: 53%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is September (52%).

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Average rainfall in June
Brentwood, CA

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

The wettest month (with the highest rainfall) is February (2.09").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in June
Brentwood, CA

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

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (0.8 days).

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Average snowfall days in June
Brentwood, CA

Average snowfall days in June - Brentwood, CA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is December (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in June / Average sunshine in June - Brentwood, 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: 11.8h

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
Brentwood, CA

Average sunshine days in June - Brentwood, CA
  • Average sunshine days in June: 28.5 days

The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (17.7 days).

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Average UV index in June
Brentwood, CA

Average UV index in June - Brentwood, 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
Brentwood, CA

Average cloud cover in June - Brentwood, CA
  • Average cloud cover in June: 11

Months with the most cloud cover are March and December (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in June
Brentwood, CA

Average visibility in June - Brentwood, 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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