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
With average high temperatures of 41.7°F (5.4°C) and lows of 24.1°F (-4.4°C), December is the coldest month.Humidity
The average relative humidity in December is 65%.Rainfall
In Big Creek, in December, it is raining for 3.5 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 49.9 rainfall days, and 22.09" (561mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In December, it is snowing for 9.5 days. Throughout December, 20.51" (521mm) of snow is accumulated. In Big Creek, during the entire year, snow falls for 53.9 days and aggregates up to 134.09" (3406mm) of snow.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 6:52 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:50 pm PST.
Sunshine
February and December, with an average of 6.5h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is December?
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 Big Creek have in December?
When are sunrise and sunset in December in Big Creek?
What is the month with the least sunshine in Big Creek?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Big Creek, CA
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (41.7°F).
- Average low temperature in December: 24.1°F
The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).
Average pressure in December
Big Creek, CA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Big Creek, CA
- Average wind speed in December: 4.6mph
The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest months (with the lowest average wind speed) are August and November (4.5mph).
Average humidity in December
Big Creek, CA
- Average humidity in December: 65%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is August (34%).
Average rainfall in December
Big Creek, CA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days in December
Big Creek, CA
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is May (8.2 days).
The month with the least rainy days is January (2.1 days).
Average snowfall in December
Big Creek, CA
- Average snowfall in December: 20.51"
The month with the highest snowfall is February (28.46").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Big Creek, CA
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is March (10.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Big Creek, 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: 6h and 3min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).
Average sunshine days in December
Big Creek, CA
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is October (27.2 days).
The month with the least sunshine days is April (18 days).
Average UV index in December
Big Creek, CA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Big Creek, CA
- Average cloud cover in December: 25
The month with the most cloud cover is March (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Big Creek, 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).
Big Creek, California, USA
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