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
The coldest time of the year is December, with temperatures averaging a high of 63.5°F (17.5°C) and a low of 52.5°F (11.4°C).Humidity
The average relative humidity in December in Los Alamitos is 58%.Rainfall
The wettest months are February and December, with an average 0.31" (8mm) of rainfall.Daylight
December has the shortest days of the year in Los Alamitos, with an average of 10h and 0min of daylight.On the first day of December in Los Alamitos, California, sunrise is at 6:39 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:54 pm PST.
Sunshine
With an average of 6.7h of sunshine, December has the least sunshine of the year in Los Alamitos.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 value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 4 in December translates into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the coldest time of year in Los Alamitos?
What is the average December temperature in Los Alamitos?
What is the average humidity in December in Los Alamitos?
What is the wettest month in Los Alamitos?
How many days does it rain in December in Los Alamitos?
What is the month with the shortest days in Los Alamitos?
What is the average length of the day in December in Los Alamitos?
When are sunrise and sunset in December in Los Alamitos?
What is the month with the least sunshine in Los Alamitos?
How many hours of sunshine does Los Alamitos have in December?
What are the months with the lowest UV index in Los Alamitos?
What is the UV index intensity in December in Los Alamitos?
Average temperature in December
Los Alamitos, CA
- Average high temperature in December: 63.5°F
The warmest month (with the highest average high temperature) is August (79°F).
The month with the lowest average high temperature is December (63.5°F).
- Average low temperature in December: 52.5°F
The months with the highest average low temperature are August and September (65.1°F).
The coldest month (with the lowest average low temperature) is February (52°F).
Average pressure in December
Los Alamitos, CA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in December
Los Alamitos, CA
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest months (with the lowest average wind speed) are September and October (5.1mph).
Average humidity in December
Los Alamitos, CA
- Average humidity in December: 58%
The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (56%).
Average rainfall in December
Los Alamitos, CA
- Average rainfall in December: 0.31"
The wettest months (with the highest rainfall) are February and December (0.31").
The driest month (with the least rainfall) is June (0").
Average rainfall days in December
Los Alamitos, CA
- Average rainfall days in December: 2.6 days
The month with the highest number of rainy days is March (4.9 days).
The month with the least rainy days is June (0.7 days).
Average daylight in December /
Average sunshine in December
Los Alamitos, CA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in December
Los Alamitos, CA
- Average sunshine days in December: 26.3 days
The month with the most sunshine days is June (28.8 days).
The month with the least sunshine days is February (24.2 days).
Average UV index in December
Los Alamitos, CA
- Average UV index in December: 4
The months with the highest UV index are 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
Los Alamitos, CA
- Average cloud cover in December: 23
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in December
Los Alamitos, 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).
Los Alamitos, California, USA
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