December weather forecastKenwood, CA

December

Weather in December

The first month of the winter, December, is still a cool month in Kenwood, California, with an average temperature fluctuating between 39.6°F (4.2°C) and 54.5°F (12.5°C).

Temperature

December is Kenwood's coldest month, registering average high temperatures of 54.5°F (12.5°C) and lows of 39.6°F (4.2°C).

Humidity

In December, the average relative humidity is 73%.

Rainfall

In Kenwood, in December, during 11.3 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Kenwood, there are 76.2 rainfall days, and 16.93" (430mm) of precipitation is accumulated.

Snowfall

In Kenwood, snow does not fall in January, February, April through December.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December in Kenwood, sunrise is at 7:09 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:59 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 5.3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Kenwood's coldest temperatures are experienced in December, with average high temperatures of 54.5°F (12.5°C) and lows of 39.6°F (4.2°C).

The high-temperature, in December, in Kenwood, records 54.5°F (12.5°C), while the low-temperature is 39.6°F (4.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in September is appraised at 87.8°F (31°C).

In Kenwood, the average relative humidity in December is 73%.

In Kenwood, during December, the rain falls for 11.3 days and regularly aggregates up to 2.95" (75mm) of precipitation.

In Kenwood, snow does not fall in January, February, April through December.

The month with the shortest days is December, with an average of 9h and 30min of daylight.

In Kenwood, California, the average day length in December is 9h and 32min.

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:59 pm PST.

The month with the least sunshine is December, with an average of 5.3h of sunshine.

In Kenwood, the average sunshine duration in December is 5.3h.

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Kenwood, CA

  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 39.6°F

The month with the highest average low temperature is September (54.3°F).
The coldest month (with the lowest average low temperature) is December (39.6°F).

Average pressure in December
Kenwood, CA

  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

Average wind speed in December
Kenwood, CA

  • Average wind speed in December: 4.6mph

The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).

Average humidity in December
Kenwood, CA

  • Average humidity in December: 73%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (53%).

Average rainfall in December
Kenwood, CA

  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is July (0").

Average rainfall days in December
Kenwood, CA

  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is March (13.5 days).
The month with the least rainy days is August (0.3 days).

Average snowfall in December
Kenwood, CA

  • Average snowfall in December: 0"

The month with the highest snowfall is March (0.04").
The months with the least snowfall are January, February, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Kenwood, CA

  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is March (0.2 days).
The months with the least snowfall days are January, February, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Kenwood, CA

  • Average daylight in December: 9h and 30min

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 18min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in December
Kenwood, CA

  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is July (30 days).
The month with the least sunshine days is March (15.9 days).

Average UV index in December
Kenwood, CA

  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December
Kenwood, CA

  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in December
Kenwood, CA

  • Average visibility in December: 6mi

The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).