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
In Moss Landing, December is the coldest month, with temperatures averaging a high of 57.6°F (14.2°C) and a low of 43.7°F (6.5°C).Humidity
The average relative humidity in December is 71%.Rainfall
The month with the most rainfall is December, when the rain falls for 7.7 days and typically aggregates up to 1.14" (29mm) of precipitation.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:01 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:01 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 6h of sunshine.UV index
February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Moss Landing. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 during December translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What is the usual temperature for Moss Landing in December?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Moss Landing have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Moss Landing have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Moss Landing, CA
- Average high temperature in December: 57.6°F
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (57.6°F).
- Average low temperature in December: 43.7°F
The month with the highest average low temperature is September (54.5°F).
The coldest month (with the lowest average low temperature) is December (43.7°F).
Average pressure in December
Moss Landing, 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
Moss Landing, CA
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is May (6.5mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).
Average humidity in December
Moss Landing, CA
- Average humidity in December: 71%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Moss Landing, CA
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is December (1.14").
The driest months (with the least rainfall) are June, July, August and September (0.04").
Average rainfall days in December
Moss Landing, CA
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is March (10.2 days).
The month with the least rainy days is August (0.7 days).
Average daylight in December /
Average sunshine in December
Moss Landing, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h
The months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6h).
Average sunshine days in December
Moss Landing, CA
- Average sunshine days in December: 22.2 days
The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (20 days).
Average UV index in December
Moss Landing, 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
Moss Landing, CA
- Average cloud cover in December: 32
The month with the most cloud cover is March (Cloud cover 33).
The months with the least cloud cover are July and September (Cloud cover 10).
Average visibility in December
Moss Landing, 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).
Moss Landing, California, USA
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