June weather forecast
Irvine, CA

The neon-lit city of Irvine in California, with highway lights and the distant hill ranges and skyscape
The neon-lit city of Irvine in California, with highway lights and the distant hill ranges and skyscape

Weather in June

June, the first month of the summer in Irvine, is a moderately hot month, with temperature in the range of an average low of 58.5°F (14.7°C) and an average high of 73.6°F (23.1°C).

Temperature

In June, the average high-temperature is relatively the same as in May - a warm 73.6°F (23.1°C). The average low-temperature, in June, is 58.5°F (14.7°C).

Humidity

With an average relative humidity of 71%, June is the most humid month.

Rainfall

June is the month with the least rainfall in Irvine. Rain falls for 2.2 days and accumulates 0.08" (2mm) of precipitation.

Daylight

June has the longest days of the year in Irvine, with an average of 14h and 22min of daylight.
On the first day of June in Irvine, sunrise is at 5:41 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:05 pm PDT.

Sunshine

In June, the average sunshine is 11.8h.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in June transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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 most humid month in Irvine?

June is the most humid month, with an average relative humidity of 71%.

What is the average humidity in June in Irvine?

In Irvine, California, the average relative humidity in June is 71%.

What is the driest month in Irvine?

The month with the least rainfall in Irvine, California, is June, when the rain falls for 2.2 days and typically collects 0.08" (2mm) of precipitation.

How many days does it rain in June in Irvine?

In June, in Irvine, the rain falls for 2.2 days. Throughout June, 0.08" (2mm) of precipitation is accumulated.

When are the longest days in Irvine?

The month with the longest days in Irvine is June, with an average of 14h and 22min of daylight.

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

The average day length in June in Irvine, California, is 14h and 22min.

When is the sunrise / sunset in June in Irvine?

On the first day of June, sunrise is at 5:41 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:05 pm PDT.

How many hours of sunshine does Irvine have in June?

The average sunshine duration in June in Irvine is 11.8h.

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

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

How high is the UV index in June in Irvine?

In June, the average daily maximum UV index in Irvine is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in June
Irvine, CA

Average temperature in June - Irvine, CA
  • Average high temperature in June: 73.6°F

The warmest month (with the highest average high temperature) is August (79.9°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in June: 58.5°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).

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Average pressure in June
Irvine, CA

Average pressure in June - Irvine, CA
  • Average pressure in June: 29.88"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in June
Irvine, CA

Average wind speed in June - Irvine, CA
  • Average wind speed in June: 5.3mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are September and October (4.8mph).

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Average humidity in June
Irvine, CA

Average humidity in June - Irvine, CA
  • Average humidity in June: 71%

The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (56%).

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Average rainfall in June
Irvine, CA

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

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in June
Irvine, CA

Average rainfall days in June - Irvine, CA
  • Average rainfall days in June: 2.2 days

The month with the highest number of rainy days is March (7.9 days).
The month with the least rainy days is June (2.2 days).

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

Average daylight in June / Average sunshine in June - Irvine, CA
  • Average daylight in June: 14h and 22min

The month with the longest days is June (Average daylight: 14h and 22min).
The month with the shortest days is December (Average daylight: 9h and 58min).

  • Average sunshine in June: 11.8h

The months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.6h).

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Average sunshine days in June
Irvine, CA

Average sunshine days in June - Irvine, CA
  • Average sunshine days in June: 22.3 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is May (19.7 days).

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Average UV index in June
Irvine, CA

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

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in June
Irvine, CA

Average cloud cover in June - Irvine, CA
  • Average cloud cover in June: 13

The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in June
Irvine, CA

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

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

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