June weather forecast
Island Mountain, CA

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Weather in June

The first month of the summer, June, is still a comfortable month in Island Mountain, California, with temperature in the range of an average low of 51.8°F (11°C) and an average high of 66.6°F (19.2°C).

Temperature

As Island Mountain welcomes June, the average high-temperature displays a subtle shift, adjusting from an enjoyable 61°F (16.1°C) in May to a still comfortable 66.6°F (19.2°C). Island Mountain, during the month of June, experiences an average low-temperature of 51.8°F (11°C).

Humidity

In June, the average relative humidity in Island Mountain is 75%.

Rainfall

In June, in Island Mountain, the rain falls for 3.7 days. Throughout June, 0.43" (11mm) of precipitation is accumulated. Throughout the year, there are 102.7 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

Snowfall

In Island Mountain, snow does not fall in January, March through December.

Daylight

June has the longest days of the year, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:37 pm. On the last day of June, sunrise is at 5:48 am and sunset at 8:46 pm PDT.

Sunshine

In June, the average sunshine is 11.2h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Island Mountain. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: During June, 5 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the average June temperature in Island Mountain?

During June, Island Mountain experiences an average high-temperature of 66.6°F (19.2°C) and a low-temperature of 51.8°F (11°C).

What is the average humidity in June in Island Mountain?

The average relative humidity in June in Island Mountain is 75%.

How many days does it rain in June in Island Mountain?

In Island Mountain, during June, the rain falls for 3.7 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow in Island Mountain?

January, March through December are months without snowfall in Island Mountain.

When are the longest days in Island Mountain?

June has the longest days of the year in Island Mountain, California, with an average of 15h and 0min of daylight.

What is the average length of the day in June in Island Mountain?

The average day length in June in Island Mountain, California, is 14h and 58min.

What time are sunrise and sunset in June in Island Mountain?

In June, on the first day of the month, sunrise is at 5:46 am and sunset at 8:37 pm. On the last day of the month, in Island Mountain, sunrise is at 5:48 am and sunset at 8:46 pm PDT.

How many hours of sunshine does Island Mountain have in June?

In June, the average sunshine duration in Island Mountain is 11.2h.

What are the months with the highest UV index in Island Mountain?

The months with the highest UV index in Island Mountain are June through August, with an average maximum UV index of 5.

What is the UV index intensity in June in Island Mountain?

In June, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Island Mountain, CA

Average temperature in June - Island Mountain, CA
  • Average high temperature in June: 66.6°F

The warmest month (with the highest average high temperature) is September (69.8°F).
The month with the lowest average high temperature is December (53.4°F).

  • Average low temperature in June: 51.8°F

The months with the highest average low temperature are July, August and September (54.3°F).
The coldest month (with the lowest average low temperature) is February (43.5°F).

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Average pressure in June
Island Mountain, CA

Average pressure in June - Island Mountain, CA
  • Average pressure in June: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.95"Hg).

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Average wind speed in June
Island Mountain, CA

Average wind speed in June - Island Mountain, CA
  • Average wind speed in June: 10.6mph

The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and August (7.8mph).

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Average humidity in June
Island Mountain, CA

Average humidity in June - Island Mountain, CA
  • Average humidity in June: 75%

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is September (72%).

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Average rainfall in June
Island Mountain, CA

Average rainfall in June - Island Mountain, CA
  • Average rainfall in June: 0.43"

The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in June
Island Mountain, CA

Average rainfall days in June - Island Mountain, CA
  • Average rainfall days in June: 3.7 days

The month with the highest number of rainy days is March (16.4 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall days in June
Island Mountain, CA

Average snowfall days in June - Island Mountain, CA
  • Average snowfall days in June: 0 days

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

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Average daylight in June /
Average sunshine in June
Island Mountain, CA

Average daylight in June / Average sunshine in June - Island Mountain, CA
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 11h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in June
Island Mountain, CA

Average sunshine days in June - Island Mountain, CA
  • Average sunshine days in June: 25.3 days

The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is March (13.1 days).

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Average UV index in June
Island Mountain, CA

Average UV index in June - Island Mountain, CA
  • Average UV index in June: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in June
Island Mountain, CA

Average cloud cover in June - Island Mountain, CA
  • Average cloud cover in June: 18

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in June
Island Mountain, CA

Average visibility in June - Island Mountain, 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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Island Mountain, California, USA

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