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 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
December, on average, is the coldest month, registering a high temperature of 54.5°F (12.5°C) and a low of 40.6°F (4.8°C).Humidity
In South Oroville, the average relative humidity in December is 67%.Rainfall
In December, in South Oroville, the rain falls for 11.1 days. Throughout December, 4.33" (110mm) of precipitation is accumulated. In South Oroville, during the entire year, the rain falls for 80.4 days and collects up to 24.21" (615mm) of precipitation.Snowfall
December is the only month when snow falls in South Oroville, California. The month with the most snowfall days in South Oroville is December, when snow falls for 0.1 days.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:08 am and sunset at 4:42 pm. On the last day of December, in South Oroville, California, sunrise is at 7:26 am and sunset at 4:52 pm PST.
Sunshine
December has the least sunshine of the year in South Oroville, with an average of 5.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the coldest months in South Oroville?
What are December temperatures in South Oroville?
What is the average humidity in December in South Oroville?
How many days does it rain in December in South Oroville?
When does it snow the most in South Oroville?
When does it start snowing in South Oroville?
What is the month with the shortest days in South Oroville?
How many hours of daylight does South Oroville have in December?
When are sunrise and sunset in December in South Oroville?
What is the month with the least sunshine in South Oroville?
How many hours of sunshine does South Oroville have in December?
When is the lowest UV index in South Oroville?
How high is the UV index in December in South Oroville?
Average temperature in December
South Oroville, CA
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in December: 40.6°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in December
South Oroville, CA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
South Oroville, CA
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is March (6.3mph).
The calmest months (with the lowest average wind speed) are August and November (5.2mph).
Average humidity in December
South Oroville, CA
- Average humidity in December: 67%
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (33%).
Average rainfall in December
South Oroville, CA
- Average rainfall in December: 4.33"
The wettest month (with the highest rainfall) is March (4.61").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in December
South Oroville, CA
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1.3 days).
Average snowfall days in December
South Oroville, CA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
South Oroville, CA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 5min
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 48min).
Average sunshine days in December
South Oroville, CA
- Average sunshine days in December: 19.2 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.5 days).
Average UV index in December
South Oroville, CA
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
South Oroville, CA
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in December
South Oroville, 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).
South Oroville, California, USA
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