December weather forecast
Palo Cedro, CA

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Weather in December

The first month of the winter, December, is also a fresh month in Palo Cedro, California, with an average temperature varying between 37.8°F (3.2°C) and 51.8°F (11°C).

Temperature

Palo Cedro, California, experiences its lowest temperatures in December, with an average peak of 51.8°F (11°C) and a low of 37.8°F (3.2°C).

Humidity

The average relative humidity in December is 70%.

Rainfall

In Palo Cedro, in December, during 12.1 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, there are 88.1 rainfall days, and 23.62" (600mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 0.3 days. Throughout December, 0.16" (4mm) of snow is accumulated. Throughout the year, in Palo Cedro, there are 1.2 snowfall days, and 0.55" (14mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Palo Cedro, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:13 am and sunset at 4:42 pm. On the last day of December, in Palo Cedro, California, sunrise is at 7:32 am and sunset at 4:52 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 5.6h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 3 during December translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What month is the coldest in Palo Cedro?

The coldest period in Palo Cedro, California, is December, when temperatures fluctuate between an average high of 51.8°F (11°C) and a low of 37.8°F (3.2°C).

What are December temperatures in Palo Cedro?

The high-temperature in Palo Cedro, California, during December is 51.8°F (11°C) and the low-temperature is 37.8°F (3.2°C). In June, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in December in Palo Cedro?

In Palo Cedro, California, the average relative humidity in December is 70%.

How much does it rain in Palo Cedro in December?

In December, the rain falls for 12.1 days. Throughout December, 3.7" (94mm) of precipitation is accumulated.

How much does it snow in Palo Cedro in December?

In December, it is snowing for 0.3 days. Throughout December, 0.16" (4mm) of snow is accumulated.

What is the month with the shortest days in Palo Cedro?

December has the shortest days of the year in Palo Cedro, with an average of 9h and 18min of daylight.

How many hours of daylight does Palo Cedro have in December?

In Palo Cedro, the average day length in December is 9h and 20min.

What time are sunrise and sunset in December in Palo Cedro?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 4:42 pm. On the last day of the month, in Palo Cedro, California, sunrise is at 7:32 am and sunset at 4:52 pm PST.

What is the month with the least sunshine in Palo Cedro?

December has the least sunshine of the year in Palo Cedro, California, with an average of 5.6h of sunshine.

How many hours of sunshine does Palo Cedro have in December?

The average sunshine duration in December in Palo Cedro, California, is 5.6h.

What is the month with the lowest UV index in Palo Cedro?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Palo Cedro, California.

What is the UV index intensity in December in Palo Cedro?

In December, the average daily maximum UV index in Palo Cedro, California, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average max. wind speed
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 December
Palo Cedro, CA

Average temperature in December - Palo Cedro, CA
  • Average high temperature in December: 51.8°F

The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (51.8°F).

  • Average low temperature in December: 37.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (37.8°F).

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Average pressure in December
Palo Cedro, CA

Average pressure in December - Palo Cedro, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.92"Hg).

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Average wind speed in December
Palo Cedro, CA

Average wind speed in December - Palo Cedro, CA
  • Average wind speed in December: 4.6mph

The windiest month (with the highest average wind speed) is March (5.4mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in December
Palo Cedro, CA

Average humidity in December - Palo Cedro, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is March (73%).
The month with the lowest relative humidity is August (32%).

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Average rainfall in December
Palo Cedro, CA

Average rainfall in December - Palo Cedro, CA
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is March (4.65").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in December
Palo Cedro, CA

Average rainfall days in December - Palo Cedro, CA
  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is August (1.4 days).

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Average snowfall in December
Palo Cedro, CA

Average snowfall in December - Palo Cedro, CA
  • Average snowfall in December: 0.16"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Palo Cedro, CA

Average snowfall days in December - Palo Cedro, CA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Palo Cedro, CA

Average daylight in December / Average sunshine in December - Palo Cedro, CA
  • Average daylight in December: 9h and 2min

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 18min).

  • Average sunshine in December: 5h and 4min

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 36min).

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Average sunshine days in December
Palo Cedro, CA

Average sunshine days in December - Palo Cedro, CA
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is March (14.6 days).

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Average UV index in December
Palo Cedro, CA

Average UV index in December - Palo Cedro, CA
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Palo Cedro, CA

Average cloud cover in December - Palo Cedro, CA
  • Average cloud cover in December: 38

The month with the most cloud cover is March (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in December
Palo Cedro, CA

Average visibility in December - Palo Cedro, CA
  • Average visibility in December: 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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Palo Cedro, California, USA

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