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
December
Weather in December
Temperature
With average high and low temperatures of 49.1°F (9.5°C) and 34.9°F (1.6°C) respectively, December is Forest Ranch's coldest month.Humidity
The average relative humidity in December in Forest Ranch is 70%.Rainfall
In Forest Ranch, during December, the rain falls for 10.7 days and regularly aggregates up to 4.65" (118mm) of precipitation. Throughout the year, there are 88.8 rainfall days, and 27.6" (701mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.3 days. Throughout December, 1.34" (34mm) of snow is accumulated. Throughout the year, there are 7.5 snowfall days, and 11.38" (289mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:09 am and sunset at 4:42 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:52 pm PST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year in Forest Ranch.UV index
February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Enhance your sun protection with tightly woven, yet airy clothing. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
What are the temperatures in 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 Forest Ranch have in December?
When are sunrise and sunset in December in Forest Ranch?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December in Forest Ranch?
Average temperature in December
Forest Ranch, CA
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (49.1°F).
- Average low temperature in December: 34.9°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).
Average pressure in December
Forest Ranch, CA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Forest Ranch, CA
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Forest Ranch, CA
- Average humidity in December: 70%
The month with the highest relative humidity is March (76%).
The months with the lowest relative humidity are July and August (36%).
Average rainfall in December
Forest Ranch, CA
- Average rainfall in December: 4.65"
The wettest month (with the highest rainfall) is March (5").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in December
Forest Ranch, CA
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is July (2.3 days).
Average snowfall in December
Forest Ranch, CA
- Average snowfall in December: 1.34"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Forest Ranch, CA
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Forest Ranch, CA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Forest Ranch, CA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is July (27.8 days).
The month with the least sunshine days is March (14.8 days).
Average UV index in December
Forest Ranch, CA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in December
Forest Ranch, CA
- Average cloud cover in December: 38
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in December
Forest Ranch, 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).