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 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, recording an average high temperature of 54.5°F (12.5°C) and a low temperature of 41.2°F (5.1°C), is Yolo's coldest month.Humidity
The average relative humidity in December is 71%.Rainfall
In Yolo, in December, it is raining for 9.9 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 67.1 rainfall days, and 12.09" (307mm) of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:55 pm PST.
Sunshine
December has the least sunshine of the year in Yolo, 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 medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What part of the year is the coldest in Yolo?
What are December temperatures in Yolo?
What is the average humidity in December in Yolo?
How much does it rain in Yolo in December?
What is the month with the shortest days in Yolo?
What is the average length of the day in December in Yolo?
What time are sunrise and sunset in December in Yolo?
What is the month with the least sunshine in Yolo?
How many hours of sunshine does Yolo have in December?
When is the lowest UV index in Yolo?
What is the UV index reading in December in Yolo?
Average temperature in December
Yolo, CA
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in December: 41.2°F
The months with the highest average low temperature are August and September (59.4°F).
The coldest month (with the lowest average low temperature) is December (41.2°F).
Average pressure in December
Yolo, CA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Yolo, CA
- Average wind speed in December: 5.6mph
The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).
Average humidity in December
Yolo, CA
- Average humidity in December: 71%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (43%).
Average rainfall in December
Yolo, CA
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is February (2.44").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in December
Yolo, CA
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is July (0.8 days).
Average daylight in December /
Average sunshine in December
Yolo, CA
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- 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
Yolo, CA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (18.2 days).
Average UV index in December
Yolo, 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
Yolo, CA
- Average cloud cover in December: 36
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in December
Yolo, 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).
Yolo, California, USA
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