April 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 April

April is a fresh spring month in Mount Shasta, California, with average temperature varying between 33.4°F (0.8°C) and 54°F (12.2°C).

Temperature

In Mount Shasta, the average high-temperature in April marginally rises, from a chilly 46.4°F (8°C) in March, to a cool 54°F (12.2°C). In Mount Shasta, California, the average low-temperature is 33.4°F (0.8°C).

Humidity

In Mount Shasta, the average relative humidity in April is 72%.

Rainfall

In Mount Shasta, California, in April, during 11.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Mount Shasta, during the entire year, the rain falls for 90.7 days and collects up to 26.38" (670mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Mount Shasta. In Mount Shasta, during April, snow falls for 4.3 days and regularly aggregates up to 6.26" (159mm) of snow. Throughout the year, in Mount Shasta, there are 50.2 snowfall days, and 81.42" (2068mm) of snow is accumulated.

Daylight

In April, the average length of the day in Mount Shasta is 13.4h.

Sunshine

In April, the average sunshine is 10.2h.

UV index

The average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 April in Mount Shasta?

In April, in Mount Shasta, the average high-temperature is 54°F (12.2°C), and the average low-temperature is 33.4°F (0.8°C).

What is the average humidity in April in Mount Shasta?

In April, the average relative humidity in Mount Shasta, California, is 72%.

How many days does it rain in April in Mount Shasta?

In Mount Shasta, California, in April, during 11.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

How much does it snow in Mount Shasta in April?

In April, it is snowing for 4.3 days. Throughout April, 6.26" (159mm) of snow is accumulated.

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

The average length of the day in April in Mount Shasta, California, is 13.4h.

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

In April, the average sunshine in Mount Shasta is 10.2h.

What is the UV index intensity in April in Mount Shasta?

In April, the average daily maximum UV index in Mount Shasta is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in April
Mount Shasta, CA

Average temperature in April - Mount Shasta, CA
  • Average high temperature in April: 54°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 April: 33.4°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 April
Mount Shasta, CA

Average pressure in April - Mount Shasta, CA
  • Average pressure in April: 30.04"

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 April
Mount Shasta, CA

Average wind speed in April - Mount Shasta, CA
  • Average wind speed in April: 5.7mph

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 April
Mount Shasta, CA

Average humidity in April - Mount Shasta, CA
  • Average humidity in April: 72%

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 April
Mount Shasta, CA

Average rainfall in April - Mount Shasta, CA
  • Average rainfall in April: 2.28"

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 April
Mount Shasta, CA

Average rainfall days in April - Mount Shasta, CA
  • Average rainfall days in April: 11.7 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 April
Mount Shasta, CA

Average snowfall in April - Mount Shasta, CA
  • Average snowfall in April: 6.26"

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 April
Mount Shasta, CA

Average snowfall days in April - Mount Shasta, CA
  • Average snowfall days in April: 4.3 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 April /
Average sunshine in April
Mount Shasta, CA

Average daylight in April / Average sunshine in April - Mount Shasta, CA
  • Average daylight in April: 13.4h

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 April: 10.2h

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 April
Mount Shasta, CA

Average sunshine days in April - Mount Shasta, CA
  • Average sunshine days in April: 15.2 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 April
Mount Shasta, CA

Average UV index in April - Mount Shasta, CA
  • Average UV index in April: 3

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 April
Mount Shasta, CA

Average cloud cover in April - Mount Shasta, CA
  • Average cloud cover in April: 35

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 April
Mount Shasta, CA

Average visibility in April - Mount Shasta, CA
  • Average visibility in April: 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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