December weather forecast and climate
Cuesta-by-the-Sea, CA

Weather in December

The first month of the winter, December, is also a moderate month in Cuesta-by-the-Sea, California, with average temperature fluctuating between 59.2°F (15.1°C) and 48°F (8.9°C).

Temperature

December is the coldest month, with an average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 48°F (8.9°C).

Humidity

In December, the average relative humidity in Cuesta-by-the-Sea is 66%.

Rainfall

In Cuesta-by-the-Sea, during December, the rain falls for 7.3 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Cuesta-by-the-Sea, there are 53.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.

Daylight

The month with the shortest days in Cuesta-by-the-Sea is December, with an average of 9.8h of daylight.

Sunshine

With an average of 6.4h of sunshine, December has the least sunshine of the year.

UV index

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Cuesta-by-the-Sea. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

What is the coldest month in Cuesta-by-the-Sea?

December is the coldest month in Cuesta-by-the-Sea, with an average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 48°F (8.9°C).

What is the temperature in December in Cuesta-by-the-Sea?

The average high-temperature, in December, in Cuesta-by-the-Sea, California, is 59.2°F (15.1°C), while the average low-temperature is 48°F (8.9°C).

What is the average humidity in December in Cuesta-by-the-Sea?

In Cuesta-by-the-Sea, California, the average relative humidity in December is 66%.

How much does it rain in Cuesta-by-the-Sea in December?

In December, the rain falls for 7.3 days. Throughout December, 1.38" (35mm) of precipitation is accumulated.

What is the month with the shortest days in Cuesta-by-the-Sea?

December has the shortest days of the year in Cuesta-by-the-Sea, California, with an average of 9.8h of daylight.

What is the average length of the day in December in Cuesta-by-the-Sea?

In December, the average length of the day in Cuesta-by-the-Sea is 9.8h.

What is the month with the least sunshine in Cuesta-by-the-Sea?

The month with the least sunshine is December, with an average of 6.4h of sunshine.

How many hours of sunshine does Cuesta-by-the-Sea have in December?

The average sunshine in December in Cuesta-by-the-Sea is 6.4h.

What is the month with the lowest UV index in Cuesta-by-the-Sea?

Months with the lowest UV index are January through April, November and December, with an average maximum UV index of 4.

What is the UV index intensity in December in Cuesta-by-the-Sea?

In December, the average daily maximum UV index in Cuesta-by-the-Sea, California, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in December
Cuesta-by-the-Sea, CA

Average temperature in December - Cuesta-by-the-Sea, CA
  • Average high temperature in December: 59.2°F

The warmest month (with the highest average high temperature) is September (76.3°F).
The month with the lowest average high temperature is December (59.2°F).

  • Average low temperature in December: 48°F

The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (47.3°F).

[Resources]

Average pressure in December
Cuesta-by-the-Sea, CA

Average pressure in December - Cuesta-by-the-Sea, CA
  • Average pressure in December: 30.1"

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

[Resources]

Average wind speed in December
Cuesta-by-the-Sea, CA

Average wind speed in December - Cuesta-by-the-Sea, CA
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is May (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).

[Resources]

Average humidity in December
Cuesta-by-the-Sea, CA

Average humidity in December - Cuesta-by-the-Sea, CA
  • Average humidity in December: 66%

The month with the highest relative humidity is March (70%).
Months with the lowest relative humidity are September and October (61%).

[Resources]

Average rainfall in December
Cuesta-by-the-Sea, CA

Average rainfall in December - Cuesta-by-the-Sea, CA
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is January (1.81").
The driest month (with the least rainfall) is August (0.04").

[Resources]

Average rainfall days in December
Cuesta-by-the-Sea, CA

Average rainfall days in December - Cuesta-by-the-Sea, CA
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.7 days).

[Resources]

Average daylight in December /
Average sunshine in December
Cuesta-by-the-Sea, CA

Average daylight in December / Average sunshine in December - Cuesta-by-the-Sea, CA
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 6.4h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.4h).

[Resources]

Average sunshine days in December
Cuesta-by-the-Sea, CA

Average sunshine days in December - Cuesta-by-the-Sea, CA
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.1 days).

[Resources]

Average UV index in December
Cuesta-by-the-Sea, CA

Average UV index in December - Cuesta-by-the-Sea, CA
  • Average UV index in December: 4

The month with the highest UV index is August (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 4).

[Resources]

Average cloud cover in December
Cuesta-by-the-Sea, CA

Average cloud cover in December - Cuesta-by-the-Sea, CA
  • Average cloud cover in December: 26

The month with the most cloud cover is March (Cloud cover 28).
Months with the least cloud cover are August and September (Cloud cover 7).

[Resources]

Average visibility in December
Cuesta-by-the-Sea, CA

Average visibility in December - Cuesta-by-the-Sea, CA
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]