El SalvadorThe weather in December in California
It's hot in December in California with an average temperature of 35°C. Temperatures this month range from a low of 34°C to a high of 36°C. At night, you can expect temperatures between 20°C and 23°C.
December is an awesome month to be in California for sunny weather. You’ll have high temperatures and not much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for California, El Salvador. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2019, California reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 29°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 27°C.
Rainfall amount
According to weather history, there is only 2,9 mm of precipitation in December. The wind speed is around 3 Bft, mostly coming from the East.
Daily weather in December for California
Click on any day in December to get detailed info about the usual weather on that day in California. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| California | New York | |
|---|---|---|
| Average temperature | 35°C | 9°C |
| Max. temperature | 36°C | 12°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 2,9 mm | 133 mm |
| Rainy days | 1 day | 17 days |
Start of December
The month of December starts in California with hot temps, averaging around 35°C during the day and nights around 22°C.
Mid December
By mid-December, daytime temps stay steady at around 35°C, with nights around 22°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of December
By the end of December, the average daytime temperature in California is around 36°C, while nighttime temps are about 22°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in California runs from June to November.
Check out the climate of California for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in California, El Salvador. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in California
Temperature in December in California over the years
Precipitation charts
These charts show the average amount of precipitation in December in California, El Salvador. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in California
Total precipitation in December in California over the years
Daily UV index in December in California
This chart shows the average daily UV index in December in California, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in California
Have you been to California in December?
Share your weather experience in December in California.
Average weather in California by month
Click on a month below to see detailed weather info for California. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.