December weather forecast
Drytown, CA

Share

Weather in December

December, the first month of the winter in Drytown, is still a cool month, with temperature in the range of an average low of 37.9°F (3.3°C) and an average high of 52.9°F (11.6°C).

Temperature

The lowest temperatures are recorded in December, with averages reaching a high of 52.9°F (11.6°C) and a low of 37.9°F (3.3°C).

Humidity

In Drytown, the average relative humidity in December is 68%.

Rainfall

In Drytown, during December, the rain falls for 11 days and regularly aggregates up to 4.02" (102mm) of precipitation. Throughout the year, there are 81.8 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

Snowfall

February, March, November and December are months with snowfall. December is the last month it regularly snows. During 0.3 snowfall days, in December, Drytown aggregates 0.63" (16mm) of snow. In Drytown, during the entire year, snow falls for 2.8 days and aggregates up to 4.65" (118mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:53 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6h 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 value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 3 in December translates into this advice:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

With an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C), December is the coldest month.

What is the usual temperature for Drytown in December?

Drytown in December has an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 84.2°F (29°C).

What is the average humidity in December?

In December, the average relative humidity is 68%.

How many days does it rain in December?

In December, the rain falls for 11 days. Throughout December, 4.02" (102mm) of precipitation is accumulated.

What is the last month it snows?

December is the last month it regularly snows. During 0.3 snowfall days, in December, Drytown aggregates 0.63" (16mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Drytown have in December?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:02 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:53 pm PST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6h of sunshine.

How long on average sun shines in December?

In Drytown, the average sunshine duration in December is 6h.

When is the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Drytown, CA

Average temperature in December - Drytown, CA
  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

Average pressure in December
Drytown, CA

Average pressure in December - Drytown, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Drytown, CA

Average wind speed in December - Drytown, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in December
Drytown, CA

Average humidity in December - Drytown, CA
  • Average humidity in December: 68%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (40%).

Average rainfall in December
Drytown, CA

Average rainfall in December - Drytown, CA
  • Average rainfall in December: 4.02"

The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in December
Drytown, CA

Average rainfall days in December - Drytown, CA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (1.5 days).

Average snowfall in December
Drytown, CA

Average snowfall in December - Drytown, CA
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are January, April, May, June, July, August, September and October (0").

Average snowfall days in December
Drytown, CA

Average snowfall days in December - Drytown, CA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Drytown, 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: 6h and 0min

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 0min).

Average sunshine days in December
Drytown, CA

Average sunshine days in December - Drytown, CA
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).

Average UV index in December
Drytown, CA

Average UV index in December - Drytown, 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
Drytown, CA

Average cloud cover in December - Drytown, CA
  • Average cloud cover in December: 33

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
Drytown, CA

Average visibility in December - Drytown, 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).

Drytown, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location