December weather forecast
Placerville, CA

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A golden and brownish illumination over Placerville in California, during the fall
A golden and brownish illumination over Placerville in California, during the fall

Weather in December

December, the first month of the winter in Placerville, is also a fresh month, with an average temperature ranging between min 36°F (2.2°C) and max 50.7°F (10.4°C).

Temperature

Placerville's coldest month, December, registers temperatures that range from a high of 50.7°F (10.4°C) to a low of 36°F (2.2°C).

Humidity

In December, the average relative humidity in Placerville is 68%.

Rainfall

In Placerville, during December, the rain falls for 11 days and regularly aggregates up to 4.76" (121mm) of precipitation. In Placerville, during the entire year, the rain falls for 86.4 days and collects up to 29.69" (754mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Placerville, in December, snow falls for 0.7 days, with typically accumulated 0.91" (23mm) of snow. Throughout the year, there are 6.9 snowfall days, and 14.09" (358mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:51 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 5.9h of sunshine.

UV index

In December, the average daily maximum UV index in Placerville is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the UV index of 3 transforms into the following advice:
Exercise prevention - Warding off sunburn is urged. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the coldest month in Placerville?

In Placerville, the average lowest temperatures are observed in December, with a high of 50.7°F (10.4°C) and a low of 36°F (2.2°C).

What is the usual temperature for Placerville in December?

The average high-temperature, in December, in Placerville, is 50.7°F (10.4°C), while the average low-temperature is 36°F (2.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 82.4°F (28°C).

What is the average humidity in December in Placerville?

The average relative humidity in December in Placerville, California, is 68%.

How much does it rain in Placerville in December?

In Placerville, in December, during 11 rainfall days, 4.76" (121mm) of precipitation is typically accumulated.

How many days does it snow in December in Placerville?

In December, in Placerville, it is snowing for 0.7 days. Throughout December, 0.91" (23mm) of snow is accumulated.

What is the month with the shortest days in Placerville?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

How many hours of daylight does Placerville have in December?

In Placerville, the average day length in December is 9h and 31min.

When are sunrise and sunset in December in Placerville?

On the first day of December in Placerville, sunrise is at 7:03 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:51 pm PST.

What is the month with the least sunshine in Placerville?

December has the least sunshine of the year, with an average of 5.9h of sunshine.

How many hours of sunshine does Placerville have in December?

In Placerville, California, the average sunshine duration in December is 5.9h.

What is the UV index reading in December in Placerville?

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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
Placerville, CA

Average temperature in December - Placerville, CA
  • Average high temperature in December: 50.7°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (50.7°F).

  • Average low temperature in December: 36°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is December (36°F).

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Average pressure in December
Placerville, CA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Placerville, CA

Average wind speed in December - Placerville, CA
  • Average wind speed in December: 5.1mph

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
Placerville, CA

Average humidity in December - Placerville, CA
  • Average humidity in December: 68%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is July (39%).

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Average rainfall in December
Placerville, CA

Average rainfall in December - Placerville, CA
  • Average rainfall in December: 4.76"

The wettest month (with the highest rainfall) is March (5.98").
The driest month (with the least rainfall) is July (0").

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Average rainfall days in December
Placerville, CA

Average rainfall days in December - Placerville, CA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is July (0.9 days).

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Average snowfall in December
Placerville, CA

Average snowfall in December - Placerville, CA
  • Average snowfall in December: 0.91"

The month with the highest snowfall is February (5.16").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Placerville, CA

Average snowfall days in December - Placerville, CA
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Placerville, CA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in December
Placerville, CA

Average sunshine days in December - Placerville, CA
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (13.8 days).

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Average UV index in December
Placerville, CA

Average UV index in December - Placerville, CA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is November (UV index 2).

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Average cloud cover in December
Placerville, CA

Average cloud cover in December - Placerville, CA
  • Average cloud cover in December: 33

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Placerville, CA

Average visibility in December - Placerville, 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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Placerville, California, USA

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