December weather forecast
Dunmovin, CA

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Weather in December

December, the first month of the winter in Dunmovin, is also a fresh month, with an average temperature ranging between max 51.1°F (10.6°C) and min 35.6°F (2°C).

Temperature

The coldest period is December, when temperatures fluctuate between an average high of 51.1°F (10.6°C) and a low of 35.6°F (2°C).

Humidity

The average relative humidity in December is 47%.

Rainfall

December is the month with the most rainfall. Rain falls for 4.6 days and accumulates 0.87" (22mm) of precipitation.

Snowfall

In Dunmovin, snow does not fall in March through October and December.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:44 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:02 am and sunset at 4:47 pm PST.

Sunshine

January and December, with an average of 7.1h of sunshine, are months with the least sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December, having an average high-temperature of 51.1°F (10.6°C) and an average low-temperature of 35.6°F (2°C), is the coldest month.

What is the average December temperature?

The high-temperature during December is 51.1°F (10.6°C) and the low-temperature is 35.6°F (2°C).

What is the average humidity in December?

In Dunmovin, the average relative humidity in December is 47%.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 4.6 days and typically aggregates up to 0.87" (22mm) of precipitation.

How many days does it rain in December?

In Dunmovin, in December, during 4.6 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow?

March through October and December are months without snowfall.

Does it snow in December?

In December, it doesn't snow. November is the latest month when it typically snows.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 48min of daylight.

How many hours of daylight does Dunmovin have in December?

In December, the average day length is 9h and 45min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:44 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:47 pm PST.

What is the month with the least sunshine?

January and December, with an average of 7.1h of sunshine, are months with the least sunshine.

How many hours of sunshine does Dunmovin have in December?

In December, the average sunshine duration is 7.1h.

When is the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index.

What is the UV index intensity in December?

In Dunmovin, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
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
Dunmovin, CA

Average temperature in December - Dunmovin, CA
  • Average high temperature in December: 51.1°F

The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (51.1°F).

  • Average low temperature in December: 35.6°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (35.6°F).

Average pressure in December
Dunmovin, CA

Average pressure in December - Dunmovin, CA
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in December
Dunmovin, CA

Average wind speed in December - Dunmovin, CA
  • Average wind speed in December: 6mph

The windiest months (with the highest average wind speed) are May and June (9.1mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).

Average humidity in December
Dunmovin, CA

Average humidity in December - Dunmovin, CA
  • Average humidity in December: 47%

The month with the highest relative humidity is January (48%).
The month with the lowest relative humidity is August (20%).

Average rainfall in December
Dunmovin, CA

Average rainfall in December - Dunmovin, CA
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in December
Dunmovin, CA

Average rainfall days in December - Dunmovin, CA
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (0.8 days).

Average snowfall in December
Dunmovin, CA

Average snowfall in December - Dunmovin, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is November (0.87").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").

Average snowfall days in December
Dunmovin, CA

Average snowfall days in December - Dunmovin, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.5 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
Dunmovin, CA

Average daylight in December / Average sunshine in December - Dunmovin, CA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 7h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 6min).

Average sunshine days in December
Dunmovin, CA

Average sunshine days in December - Dunmovin, CA
  • Average sunshine days in December: 25.2 days

The month with the most sunshine days is June (28.4 days).
The month with the least sunshine days is February (21.6 days).

Average UV index in December
Dunmovin, CA

Average UV index in December - Dunmovin, CA
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Dunmovin, CA

Average cloud cover in December - Dunmovin, CA
  • Average cloud cover in December: 17

The months with the most cloud cover are January and March (Cloud cover 18).
The months with the least cloud cover are August and September (Cloud cover 4).

Average visibility in December
Dunmovin, CA

Average visibility in December - Dunmovin, 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).

Dunmovin, California, USA

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