December weather forecast and climate
McCloud, CA

Weather in December

December, the first month of the winter, in McCloud, is still a cold month, with average temperature fluctuating between 27.5°F (-2.5°C) and 42.3°F (5.7°C).

Temperature

December is the coldest month, with an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 27.5°F (-2.5°C).

Humidity

In McCloud, the average relative humidity is 79%.

Rainfall

In McCloud, California, in December, during 11.8 rainfall days, 4.61" (117mm) of precipitation is typically accumulated. Throughout the year, in McCloud, there are 110.4 rainfall days, and 28.62" (727mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In McCloud, California, snow falls for 6.5 days, with typically accumulated 8.82" (224mm) of snow. Throughout the year, in McCloud, there are 33.1 snowfall days, and 53.35" (1355mm) of snow is accumulated.

Daylight

December has the shortest days of the year in McCloud, California, with an average of 9.3h of daylight.

Sunshine

December has the least sunshine of the year in McCloud, with an average of 5h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 coldest month in McCloud?

With an average high-temperature of 42.3°F (5.7°C) and an average low-temperature of 27.5°F (-2.5°C), December is the coldest month in McCloud, California.

What is the temperature in December in McCloud?

In December, in McCloud, the average high-temperature is 42.3°F (5.7°C), and the average low-temperature is 27.5°F (-2.5°C).

What is the average humidity in December in McCloud?

In McCloud, California, the average relative humidity in December is 79%.

How much does it rain in McCloud in December?

In McCloud, California, during December, the rain falls for 11.8 days and regularly aggregates up to 4.61" (117mm) of precipitation.

How much does it snow in McCloud in December?

In McCloud, during December, snow falls for 6.5 days and regularly aggregates up to 8.82" (224mm) of snow.

What is the month with the shortest days in McCloud?

The month with the shortest days in McCloud, California, is December, with an average of 9.3h of daylight.

What is the average length of the day in December in McCloud?

In December, the average length of the day is 9.3h.

What is the month with the least sunshine in McCloud?

December has the least sunshine of the year in McCloud, with an average of 5h of sunshine.

How long on average sun shines in December in McCloud?

In McCloud, the average sunshine in December is 5h.

What is the month with the lowest UV index in McCloud?

Months with the lowest UV index in McCloud are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in McCloud?

The average daily maximum UV index in December in McCloud, California, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
McCloud, CA

Average temperature in December - McCloud, CA
  • Average high temperature in December: 42.3°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (52.3°F).
The coldest month (with the lowest average low temperature) is December (27.5°F).

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Average pressure in December
McCloud, CA

Average pressure in December - McCloud, CA
  • Average pressure in December: 30.15"

The month with the highest atmospheric pressure is January (30.17").
Months with the lowest atmospheric pressure are June and August (29.93").

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Average wind speed in December
McCloud, CA

Average wind speed in December - McCloud, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is March (5.7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
McCloud, CA

Average humidity in December - McCloud, CA
  • Average humidity in December: 79%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in December
McCloud, CA

Average rainfall in December - McCloud, CA
  • Average rainfall in December: 4.61"

The wettest month (with the highest rainfall) is March (5.08").
The driest months (with the least rainfall) are July and August (0.28").

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Average rainfall days in December
McCloud, CA

Average rainfall days in December - McCloud, CA
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (2.5 days).

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Average snowfall in December
McCloud, CA

Average snowfall in December - McCloud, CA
  • Average snowfall in December: 8.82"

The month with the highest snowfall is January (13.39").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
McCloud, CA

Average snowfall days in December - McCloud, CA
  • Average snowfall days in December: 6.5 days

The month with the highest number of snowfall days is March (7.8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
McCloud, CA

Average daylight in December / Average sunshine in December - McCloud, CA
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5h).

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Average sunshine days in December
McCloud, CA

Average sunshine days in December - McCloud, CA
  • Average sunshine days in December: 14.3 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is March (10.9 days).

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Average UV index in December
McCloud, CA

Average UV index in December - McCloud, CA
  • Average UV index in December: 2

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

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Average cloud cover in December
McCloud, CA

Average cloud cover in December - McCloud, CA
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in December
McCloud, CA

Average visibility in December - McCloud, CA
  • Average visibility in December: 5mi

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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