Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December, with its average high-temperature of 58.1°F (14.5°C) and an average low-temperature of 41.9°F (5.5°C), holds the record as the coldest month.Humidity
In Pine Valley, the average relative humidity in December is 54%.Rainfall
In Pine Valley, in December, during 6.5 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. In Pine Valley, California, during the entire year, the rain falls for 67.3 days and collects up to 9.57" (243mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Pine Valley, in December, during 0.5 snowfall days, 0.63" (16mm) of snow is typically accumulated. In Pine Valley, during the entire year, snow falls for 2.5 days and aggregates up to 1.73" (44mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:31 am and sunset at 4:39 pm. On the last day of December, sunrise is at 6:48 am and sunset at 4:50 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 6.4h 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 health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What is the temperature in December in Pine Valley?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Pine Valley have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Pine Valley have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Pine Valley, CA
- Average high temperature in December: 58.1°F
The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in December: 41.9°F
The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in December
Pine Valley, CA
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are June and September (29.85"Hg).
Average wind speed in December
Pine Valley, CA
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are April and May (7.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Pine Valley, CA
- Average humidity in December: 54%
The months with the highest relative humidity are March and May (55%).
The month with the lowest relative humidity is August (43%).
Average rainfall in December
Pine Valley, CA
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is February (1.69").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in December
Pine Valley, CA
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is July (8.6 days).
The month with the least rainy days is June (1.8 days).
Average snowfall in December
Pine Valley, CA
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Pine Valley, CA
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Pine Valley, CA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in December
Pine Valley, CA
- Average sunshine days in December: 23.3 days
The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is July (18.8 days).
Average UV index in December
Pine Valley, CA
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Pine Valley, CA
- Average cloud cover in December: 28
The month with the most cloud cover is December (Cloud cover 28).
The months with the least cloud cover are June and August (Cloud cover 7).
Average visibility in December
Pine Valley, 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).
Pine Valley, California, USA
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