December weather forecast
Dulzura, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Dulzura, California, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 47.3°F (8.5°C).

Temperature

The coldest time of the year is December, with temperatures averaging a high of 63°F (17.2°C) and a low of 47.3°F (8.5°C).

Humidity

In Dulzura, the average relative humidity in December is 58%.

Rainfall

In Dulzura, in December, it is raining for 6.2 days, with typically 1.34" (34mm) of accumulated precipitation. In Dulzura, during the entire year, the rain falls for 60.6 days and collects up to 8.66" (220mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of December in Dulzura, sunrise is at 6:31 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:51 pm PST.

Sunshine

With an average of 6.7h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index, 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 the average person.
Note: In December, an average UV index of 3 transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Dulzura experiences its lowest temperatures in December, with an average peak of 63°F (17.2°C) and a low of 47.3°F (8.5°C).

What are December temperatures?

The high-temperature, in December, in Dulzura, records 63°F (17.2°C), while the low-temperature is 47.3°F (8.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is calculated to be 84.2°F (29°C).

What is the average humidity in December?

In Dulzura, the average relative humidity in December is 58%.

How many days does it rain in December in Dulzura?

In Dulzura, California, in December, during 6.2 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

What is the average length of the day in December?

In December, the average day length is 10h and 3min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:31 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:51 pm PST.

What is the month with the least sunshine?

With an average of 6.7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

The average sunshine duration in December is 6.7h.

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 3.

What is the UV index intensity in December?

In Dulzura, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dulzura, CA

Average temperature in December - Dulzura, CA
  • Average high temperature in December: 63°F

The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in December: 47.3°F

The month with the highest average low temperature is August (66.2°F).
The coldest months (with the lowest average low temperature) are February and December (47.3°F).

Average pressure in December
Dulzura, CA

Average pressure in December - Dulzura, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are June and September (29.87"Hg).

Average wind speed in December
Dulzura, CA

Average wind speed in December - Dulzura, CA
  • Average wind speed in December: 5mph

The windiest months (with the highest average wind speed) are April and May (5.5mph).
The calmest months (with the lowest average wind speed) are September and October (4.3mph).

Average humidity in December
Dulzura, CA

Average humidity in December - Dulzura, CA
  • Average humidity in December: 58%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).

Average rainfall in December
Dulzura, CA

Average rainfall in December - Dulzura, CA
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in December
Dulzura, CA

Average rainfall days in December - Dulzura, CA
  • Average rainfall days in December: 6.2 days

The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.3 days).

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

Average daylight in December / Average sunshine in December - Dulzura, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 4min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in December
Dulzura, CA

Average sunshine days in December - Dulzura, CA
  • Average sunshine days in December: 23.4 days

The month with the most sunshine days is June (27.8 days).
The month with the least sunshine days is July (20.3 days).

Average UV index in December
Dulzura, CA

Average UV index in December - Dulzura, CA
  • Average UV index in December: 3

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Dulzura, CA

Average cloud cover in December - Dulzura, CA
  • Average cloud cover in December: 23

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in December
Dulzura, CA

Average visibility in December - Dulzura, 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).

Dulzura, California, USA

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