December weather forecastPacific Palisades, CA
December
Weather in December
December, the first month of the winter in Pacific Palisades, is still a refreshing month, with temperature in the range of an average high of 63.9°F (17.7°C) and an average low of 50.7°F (10.4°C).Temperature
December, noted for its average high-temperature of 63.9°F (17.7°C) and an average low-temperature of 50.7°F (10.4°C), is considered the coldest month.Humidity
In Pacific Palisades, the average relative humidity in December is 55%.Rainfall
In Pacific Palisades, during December, the rain falls for 5.2 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Pacific Palisades, during the entire year, the rain falls for 48.8 days and collects up to 7.52" (191mm) of precipitation.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 6:42 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:55 pm PST.
Sunshine
The months with the least sunshine are February and December, with an average of 6.6h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In December, an average UV index of 4 transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Pacific Palisades, CA
- Average high temperature in December: 63.9°F
The warmest month (with the highest average high temperature) is August (80.8°F).
The month with the lowest average high temperature is December (63.9°F).
- Average low temperature in December: 50.7°F
The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).
Average pressure in December
Pacific Palisades, CA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in December
Pacific Palisades, CA
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are August and September (4.8mph).
Average humidity in December
Pacific Palisades, CA
- Average humidity in December: 55%
The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (52%).
Average rainfall in December
Pacific Palisades, CA
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is January (1.54").
The driest months (with the least rainfall) are June and August (0.08").
Average rainfall days in December
Pacific Palisades, CA
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is August (1.8 days).
Average daylight in December /
Average sunshine in December
Pacific Palisades, CA
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 6h and 36min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 6h and 36min).
Average sunshine days in December
Pacific Palisades, CA
- Average sunshine days in December: 24.1 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is February (21.8 days).
Average UV index in December
Pacific Palisades, CA
- Average UV index in December: 4
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in December
Pacific Palisades, CA
- Average cloud cover in December: 23
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in December
Pacific Palisades, 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).





