June weather forecast and climate
Mount Shasta, CA

The Lake Siskiyou on the base of Mount Shasta in California, and a view of the planted forest, the far suspension bridge, and snowy mountain peak
The Lake Siskiyou on the base of Mount Shasta in California, and a view of the planted forest, the far suspension bridge, and snowy mountain peak

Weather in June

The first month of the summer, June, is a moderately hot month in Mount Shasta, California, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 45.9°F (7.7°C).

Temperature

In Mount Shasta, the average high-temperature in June rises, from an enjoyable 63.3°F (17.4°C) in May, to a moderately hot 73.9°F (23.3°C). The average low-temperature, in Mount Shasta, is 45.9°F (7.7°C).

Humidity

In June, the average relative humidity is 57%.

Rainfall

In Mount Shasta, California, in June, during 6.3 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, in Mount Shasta, there are 90.7 rainfall days, and 26.38" (670mm) of precipitation is accumulated.

Snowfall

June through August are months without snowfall in Mount Shasta.

Daylight

The month with the longest days is June, with an average of 15.1h of daylight.

Sunshine

The average sunshine in Mount Shasta, California, is 11.8h.

UV index

June and July, 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 unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in June in Mount Shasta?

In Mount Shasta, California, in June, the average high-temperature is 73.9°F (23.3°C), and the average low-temperature is 45.9°F (7.7°C).

What is the average humidity in June in Mount Shasta?

In Mount Shasta, California, the average relative humidity in June is 57%.

How much does it rain in Mount Shasta in June?

In Mount Shasta, in June, during 6.3 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

Does it snow in Mount Shasta in June?

In June, in Mount Shasta, California, it doesn't snow. May is the latest month when it typically snows.

When it does not snow in Mount Shasta?

June through August are months without snowfall.

When are the longest days in Mount Shasta?

The month with the longest days in Mount Shasta, California, is June, with an average of 15.1h of daylight.

What is the average length of the day in June in Mount Shasta?

The average length of the day in June in Mount Shasta is 15.1h.

How long on average sun shines in June in Mount Shasta?

In June, the average sunshine in Mount Shasta is 11.8h.

What is the month with the highest UV index in Mount Shasta?

Months with the highest UV index in Mount Shasta are June and July, with an average maximum UV index of 6.

What is the UV index reading in June in Mount Shasta?

In June, the average daily maximum UV index in Mount Shasta, California, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in June
Mount Shasta, CA

Average temperature in June - Mount Shasta, CA
  • Average high temperature in June: 73.9°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 (40.8°F).

  • Average low temperature in June: 45.9°F

The month with the highest average low temperature is July (52.2°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

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Average pressure in June
Mount Shasta, CA

Average pressure in June - Mount Shasta, CA
  • Average pressure in June: 29.94"

The month with the highest atmospheric pressure is January (30.17").
Months with the lowest atmospheric pressure are June and August (29.94").

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Average wind speed in June
Mount Shasta, CA

Average wind speed in June - Mount Shasta, CA
  • Average wind speed in June: 5mph

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in June
Mount Shasta, CA

Average humidity in June - Mount Shasta, CA
  • Average humidity in June: 57%

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is August (45%).

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Average rainfall in June
Mount Shasta, CA

Average rainfall in June - Mount Shasta, CA
  • Average rainfall in June: 0.51"

The wettest month (with the highest rainfall) is March (4.69").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in June
Mount Shasta, CA

Average rainfall days in June - Mount Shasta, CA
  • Average rainfall days in June: 6.3 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (2.3 days).

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Average snowfall in June
Mount Shasta, CA

Average snowfall in June - Mount Shasta, CA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (19.21").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in June
Mount Shasta, CA

Average snowfall days in June - Mount Shasta, CA
  • Average snowfall days in June: 0.1 days

The month with the highest number of snowfall days is December (10.9 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight in June /
Average sunshine in June
Mount Shasta, CA

Average daylight in June / Average sunshine in June - Mount Shasta, CA
  • Average daylight in June: 15.1h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • 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: 5.4h).

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Average sunshine days in June
Mount Shasta, CA

Average sunshine days in June - Mount Shasta, CA
  • Average sunshine days in June: 22.4 days

Months with the most sunshine days are July and August (25.7 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in June
Mount Shasta, CA

Average UV index in June - Mount Shasta, CA
  • Average UV index in June: 6

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in June
Mount Shasta, CA

Average cloud cover in June - Mount Shasta, CA
  • Average cloud cover in June: 16

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in June
Mount Shasta, CA

Average visibility in June - Mount Shasta, CA
  • Average visibility in June: 6mi

Months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, February, March and December (5mi).

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