June weather forecast
Mount Shasta, CA

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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 warm 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

June shows a rise in the average high-temperature, moving from May's comfortable 63.3°F (17.4°C) to a moderately hot 73.9°F (23.3°C). Nighttime in June brings a stark departure from the daily high in Mount Shasta, resting at an average low-temperature of 45.9°F (7.7°C).

Humidity

In June, the average relative humidity is 57%.

Rainfall

In Mount Shasta, during June, the rain falls for 6.3 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Mount Shasta, during the entire year, the rain falls for 90.7 days and collects up to 26.38" (670mm) of precipitation.

Snowfall

In Mount Shasta, snow does not fall in June through August.

Daylight

With an average of 15h and 6min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:37 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:46 pm PDT.

Sunshine

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

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Mount Shasta, California. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in June interprets into the following advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are June temperatures in Mount Shasta?

The high-temperature in Mount Shasta during June is 73.9°F (23.3°C) and the low-temperature is 45.9°F (7.7°C).

What is the average humidity in June in Mount Shasta?

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

How much does it rain in Mount Shasta in June?

In June, in Mount Shasta, the rain falls for 6.3 days. Throughout June, 0.51" (13mm) of precipitation is accumulated.

When it does not snow in Mount Shasta?

In Mount Shasta, California, snow does not fall in June through August.

Does it snow in Mount Shasta in June?

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

When are the longest days in Mount Shasta?

With an average of 15h and 6min of daylight, June has the longest days of the year in Mount Shasta.

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

In June, the average day length in Mount Shasta is 15h and 7min.

When are sunrise and sunset in June in Mount Shasta?

On the first day of June in Mount Shasta, sunrise is at 5:37 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:46 pm PDT.

How many hours of sunshine does Mount Shasta have in June?

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

What are the months with the highest UV index in Mount Shasta?

The 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?

The average daily maximum UV index in June in Mount Shasta is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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"Hg

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

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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").
The 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).
The 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: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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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

The 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

The months with the highest UV index are June and July (UV index 6).
The 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

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

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Mount Shasta, California, USA

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