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 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
Temperature readings reach their annual highs in December, averaging 56.3°F (13.5°C) and a minimum average of 46.8°F (8.2°C).Humidity
In December, the average relative humidity is 72%.Rainfall
In Brookdale, in December, it is raining for 10 days, with typically 2.44" (62mm) of accumulated precipitation. In Brookdale, California, during the entire year, the rain falls for 74.2 days and collects up to 13.82" (351mm) of precipitation.Daylight
December has the shortest days of the year in Brookdale, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:51 pm. On the last day of December, in Brookdale, sunrise is at 7:21 am and sunset at 5:01 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 5.9h of sunshine.UV index
February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Brookdale. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are the coldest months in Brookdale?
What is the temperature in December in Brookdale?
What is the average humidity in December in Brookdale?
How much does it rain in Brookdale in December?
What is the month with the shortest days in Brookdale?
How many hours of daylight does Brookdale have in December?
What time are sunrise and sunset in December in Brookdale?
What is the month with the least sunshine in Brookdale?
How many hours of sunshine does Brookdale have in December?
What is the month with the lowest UV index in Brookdale?
How high is the UV index in December in Brookdale?
Average temperature in December
Brookdale, CA
- Average high temperature in December: 56.3°F
The warmest month (with the highest average high temperature) is August (72.9°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in December: 46.8°F
The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is February (46.4°F).
Average pressure in December
Brookdale, CA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).
Average wind speed in December
Brookdale, CA
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Brookdale, CA
- Average humidity in December: 72%
The month with the highest relative humidity is March (76%).
The months with the lowest relative humidity are October and November (69%).
Average rainfall in December
Brookdale, CA
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in December
Brookdale, CA
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is March (13.3 days).
The months with the least rainy days are June and August (1.4 days).
Average daylight in December /
Average sunshine in December
Brookdale, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in December
Brookdale, CA
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is March (16.6 days).
Average UV index in December
Brookdale, CA
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in December
Brookdale, CA
- Average cloud cover in December: 33
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in December
Brookdale, 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).
Brookdale, California, USA
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