December weather forecastWildomar, CA
December
Weather in December
December, the first month of the winter in Wildomar, is still a comfortable month, with an average temperature varying between 61.2°F (16.2°C) and 43.2°F (6.2°C).Temperature
Wildomar's December weather, marked by an average high temperature of 61.2°F (16.2°C) and an average low temperature of 43.2°F (6.2°C), is the coldest in the year.Humidity
In Wildomar, the average relative humidity in December is 57%.Rainfall
In Wildomar, in December, during 7.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Wildomar, during the entire year, the rain falls for 64.9 days and collects up to 9.8" (249mm) of precipitation.Snowfall
Months with snowfall are February and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 0.5 snowfall days, and 0.24" (6mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:36 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:53 am and sunset at 4:51 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 6.6h of sunshine.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 in December translates into this advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Wildomar, CA
- Average high temperature in December: 61.2°F
The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is December (61.2°F).
- Average low temperature in December: 43.2°F
The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is December (43.2°F).
Average pressure in December
Wildomar, CA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Wildomar, CA
- Average wind speed in December: 4.7mph
The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).
Average humidity in December
Wildomar, CA
- Average humidity in December: 57%
The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is August (49%).
Average rainfall in December
Wildomar, CA
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is February (1.89").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Wildomar, CA
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is March (8.5 days).
The month with the least rainy days is June (1.7 days).
Average snowfall in December
Wildomar, CA
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Wildomar, CA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Wildomar, CA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 36min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in December
Wildomar, CA
- Average sunshine days in December: 22.2 days
The month with the most sunshine days is June (26.3 days).
The month with the least sunshine days is February (20.7 days).
Average UV index in December
Wildomar, CA
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in December
Wildomar, CA
- Average cloud cover in December: 24
The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in December
Wildomar, 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).





