December weather forecast
Buena Park, CA

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Weather in December

The first month of the winter, December, is also an enjoyable month in Buena Park, California, with an average temperature fluctuating between 51.3°F (10.7°C) and 64.8°F (18.2°C).

Temperature

December is the month when Buena Park experiences its coldest temperatures, averaging a high of 64.8°F (18.2°C) and a low of 51.3°F (10.7°C).

Humidity

In Buena Park, the average relative humidity in December is 55%.

Rainfall

December is the month with the most rainfall. Rain falls for 5.6 days and accumulates 1.14" (29mm) of precipitation.

Daylight

December has the shortest days of the year in Buena Park, California, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:39 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:53 pm PST.

Sunshine

December has the least sunshine of the year in Buena Park, with an average of 6.7h of sunshine.

UV index

The months with the lowest UV index in Buena Park, California, are February, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 4 suggests this advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What month is the coldest in Buena Park?

December, with its average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 51.3°F (10.7°C), holds the record as the coldest month.

What is the average December temperature in Buena Park?

The high-temperature, in December, in Buena Park, is 64.8°F (18.2°C), while the low-temperature averages to 51.3°F (10.7°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 84.2°F (29°C).

What is the average humidity in December in Buena Park?

The average relative humidity in December is 55%.

What is the wettest month in Buena Park?

December is the month with the most rainfall in Buena Park, California. Rain falls for 5.6 days and accumulates 1.14" (29mm) of precipitation.

How much does it rain in Buena Park in December?

In Buena Park, California, in December, it is raining for 5.6 days, with typically 1.14" (29mm) of accumulated precipitation.

What is the month with the shortest days in Buena Park?

With an average of 9h and 54min of daylight, December has the shortest days of the year in Buena Park, California.

What is the average length of the day in December in Buena Park?

The average day length in December in Buena Park is 9h and 57min.

When are sunrise and sunset in December in Buena Park?

In December, on the first day of the month, sunrise is at 6:39 am and sunset at 4:43 pm. On the last day of the month, in Buena Park, sunrise is at 6:56 am and sunset at 4:53 pm PST.

What is the month with the least sunshine in Buena Park?

With an average of 6.7h of sunshine, December has the least sunshine of the year in Buena Park, California.

How many hours of sunshine does Buena Park have in December?

In Buena Park, California, the average sunshine duration in December is 6.7h.

What are the months with the lowest UV index in Buena Park?

February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Buena Park.

What is the UV index reading in December in Buena Park?

In Buena Park, California, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Buena Park, CA

Average temperature in December - Buena Park, CA
  • Average high temperature in December: 64.8°F

The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (64.8°F).

  • Average low temperature in December: 51.3°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (50.9°F).

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Average pressure in December
Buena Park, CA

Average pressure in December - Buena Park, CA
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Buena Park, CA

Average wind speed in December - Buena Park, CA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are September and October (4.8mph).

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Average humidity in December
Buena Park, CA

Average humidity in December - Buena Park, CA
  • Average humidity in December: 55%

The month with the highest relative humidity is June (66%).
The month with the lowest relative humidity is November (51%).

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Average rainfall in December
Buena Park, CA

Average rainfall in December - Buena Park, CA
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is December (1.14").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Buena Park, CA

Average rainfall days in December - Buena Park, CA
  • Average rainfall days in December: 5.6 days

The month with the highest number of rainy days is March (6.7 days).
The month with the least rainy days is June (1.2 days).

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Average daylight in December /
Average sunshine in December
Buena Park, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in December
Buena Park, CA

Average sunshine days in December - Buena Park, CA
  • Average sunshine days in December: 23.9 days

The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is February (21.9 days).

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Average UV index in December
Buena Park, CA

Average UV index in December - Buena Park, CA
  • Average UV index in December: 4

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are February, November and December (UV index 4).

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Average cloud cover in December
Buena Park, CA

Average cloud cover in December - Buena Park, CA
  • Average cloud cover in December: 23

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

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Average visibility in December
Buena Park, CA

Average visibility in December - Buena Park, 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).

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Buena Park, California, USA

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