December weather forecastPalo Cedro, CA
December
Weather in December
December, the first month of the winter in Palo Cedro, is also a fresh month, with an average temperature varying between 51.8°F (11°C) and 37.8°F (3.2°C).Temperature
The month of December, characterized by an average high of 51.8°F (11°C) and a low of 37.8°F (3.2°C), is recognized as the coldest.Humidity
The average relative humidity in December is 70%.Rainfall
In December, the rain falls for 12.1 days. Throughout December, 3.7" (94mm) of precipitation is accumulated. In Palo Cedro, during the entire year, the rain falls for 88.1 days and collects up to 23.62" (600mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Palo Cedro, in December, snow falls for 0.3 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 1.2 snowfall days, and 0.55" (14mm) of snow is accumulated.Daylight
The month with the shortest days is December, 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, 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 reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 3 in December transforms into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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).
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).
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).
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%).
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").
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).
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").
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).
Average daylight in December /
Average sunshine in December
Palo Cedro, CA
- Average daylight in December: 9h and 18min
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 36min
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).
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).
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).
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).
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).





