December weather forecast
Avila Beach, CA

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Weather in December

December, the first month of the winter in Avila Beach, is still a refreshing month, with an average temperature varying between 46.2°F (7.9°C) and 60.3°F (15.7°C).

Temperature

In Avila Beach, the month of December is known for its lowest average temperatures, reaching a high of 60.3°F (15.7°C) and a low of 46.2°F (7.9°C).

Humidity

In Avila Beach, California, the average relative humidity in December is 64%.

Rainfall

In Avila Beach, in December, during 7.7 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Avila Beach, during the entire year, the rain falls for 57 days and collects up to 9.57" (243mm) of precipitation.

Ocean temperature

In December, the average ocean temperature is 57.6°F (14.2°C).
Note: It is risky to swim in 57.6°F (14.2°C). Temperatures beneath 50°F (10°C) induce rapid cold shock and hyperventilation.

Daylight

The month with the shortest days in Avila Beach, California, is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:53 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:11 am and sunset at 5:01 pm PST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.5h of sunshine.

UV index

In Avila Beach, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, a daily maximum UV index of 4 leads to the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What are the coldest months in Avila Beach?

The lowest temperatures are recorded in December, with averages reaching a high of 60.3°F (15.7°C) and a low of 46.2°F (7.9°C).

What is the temperature in December in Avila Beach?

In Avila Beach, in December, the average high-temperature is 60.3°F (15.7°C), and the average low-temperature is 46.2°F (7.9°C).

What is the average humidity in December in Avila Beach?

In December, the average relative humidity in Avila Beach is 64%.

How much does it rain in Avila Beach in December?

In Avila Beach, in December, it is raining for 7.7 days, with typically 1.46" (37mm) of accumulated precipitation.

What is the water temperature in December in Avila Beach?

In Avila Beach, in December, the average water temperature is 57.6°F (14.2°C). Swimming in 57.6°F (14.2°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Avila Beach?

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

How many hours of daylight does Avila Beach have in December?

In December, the average day length in Avila Beach, California, is 9h and 50min.

What time are sunrise and sunset in December in Avila Beach?

On the first day of December in Avila Beach, California, sunrise is at 6:53 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:01 pm PST.

What is the month with the least sunshine in Avila Beach?

February and December, with an average of 6.5h of sunshine, are months with the least sunshine in Avila Beach.

How long on average sun shines in December in Avila Beach?

In December, the average sunshine duration is 6.5h.

What is the UV index intensity in December in Avila Beach?

In Avila Beach, the average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Avila Beach, CA

Average temperature in December - Avila Beach, CA
  • Average high temperature in December: 60.3°F

The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (60.3°F).

  • Average low temperature in December: 46.2°F

The month with the highest average low temperature is September (60.3°F).
The coldest month (with the lowest average low temperature) is February (45.7°F).

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Average pressure in December
Avila Beach, CA

Average pressure in December - Avila Beach, CA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

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Average wind speed in December
Avila Beach, CA

Average wind speed in December - Avila Beach, CA
  • Average wind speed in December: 6.2mph

The windiest months (with the highest average wind speed) are April and May (6.8mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).

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Average humidity in December
Avila Beach, CA

Average humidity in December - Avila Beach, CA
  • Average humidity in December: 64%

The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are September and October (57%).

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Average rainfall in December
Avila Beach, CA

Average rainfall in December - Avila Beach, CA
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is March (2.01").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in December
Avila Beach, CA

Average rainfall days in December - Avila Beach, CA
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.6 days).

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Average sea temperature in December
Avila Beach, CA

Average sea temperature in December - Avila Beach, CA
  • Average sea temperature in December: 57.5°F

The best months for swimming (with the highest average sea temperature) are August and October (58.6°F).
The coldest month (with the lowest average sea temperature) is April (54.3°F).

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Average daylight in December /
Average sunshine in December
Avila Beach, CA

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 3min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Avila Beach, CA

Average sunshine days in December - Avila Beach, CA
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is February (19.1 days).

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Average UV index in December
Avila Beach, CA

Average UV index in December - Avila Beach, CA
  • Average UV index in December: 4

The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is February (UV index 3).

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Average cloud cover in December
Avila Beach, CA

Average cloud cover in December - Avila Beach, CA
  • Average cloud cover in December: 25

The month with the most cloud cover is March (Cloud cover 28).
The months with the least cloud cover are August and September (Cloud cover 6).

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Average visibility in December
Avila Beach, CA

Average visibility in December - Avila Beach, 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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Avila Beach, California, USA

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