December weather forecast
Sheridan Beach, WA

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Weather in December

December, the first month of the winter in Sheridan Beach, is also a wintry month, with an average temperature ranging between min 35.1°F (1.7°C) and max 42.6°F (5.9°C).

Temperature

Sheridan Beach's coldest month, December, generally records average temperatures ranging from a high of 42.6°F (5.9°C) to a low of 35.1°F (1.7°C).

Humidity

The average relative humidity in December in Sheridan Beach, Washington, is 84%.

Rainfall

In Sheridan Beach, in December, during 15.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 166.9 rainfall days, and 21.93" (557mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In December, in Sheridan Beach, Washington, it is snowing for 1.1 days. Throughout December, 0.24" (6mm) of snow is accumulated. In Sheridan Beach, during the entire year, snow falls for 6.6 days and aggregates up to 2.6" (66mm) of snow.

Daylight

December has the shortest days of the year in Sheridan Beach, with an average of 8h and 30min of daylight.
On the first day of the month, sunrise is at 7:37 am and sunset at 4:19 pm. On the last day of December, sunrise is at 7:57 am and sunset at 4:27 pm PST.

Sunshine

The months with the least sunshine in Sheridan Beach are January and December, with an average of 4.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sheridan Beach. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What time of the year is the coldest in Sheridan Beach?

In Sheridan Beach, December is known for its average lowest temperatures, reaching a high of 42.6°F (5.9°C) and a low of 35.1°F (1.7°C).

Is December cold in Sheridan Beach?

In December, in Sheridan Beach, the average high-temperature is 42.6°F (5.9°C), and the average low-temperature is 35.1°F (1.7°C).

What is the average humidity in December in Sheridan Beach?

In December, the average relative humidity is 84%.

How many days does it rain in December in Sheridan Beach?

In Sheridan Beach, in December, during 15.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in Sheridan Beach in December?

In Sheridan Beach, during December, snow falls for 1.1 days and regularly aggregates up to 0.24" (6mm) of snow.

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

December has the shortest days of the year in Sheridan Beach, Washington, with an average of 8h and 30min of daylight.

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

The average day length in December in Sheridan Beach, Washington, is 8h and 29min.

When is the sunrise / sunset in December in Sheridan Beach?

In December, on the first day of the month, sunrise is at 7:37 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 4:27 pm PST.

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

January and December, with an average of 4.4h of sunshine, are months with the least sunshine in Sheridan Beach, Washington.

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

The average sunshine duration in December in Sheridan Beach, Washington, is 4.4h.

What are the months with the lowest UV index in Sheridan Beach?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sheridan Beach, Washington.

What is the UV index reading in December in Sheridan Beach?

In Sheridan Beach, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sheridan Beach, WA

Average temperature in December - Sheridan Beach, WA
  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is August (53.1°F).
The coldest months (with the lowest average low temperature) are February and December (35.1°F).

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Average pressure in December
Sheridan Beach, WA

Average pressure in December - Sheridan Beach, WA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in December
Sheridan Beach, WA

Average wind speed in December - Sheridan Beach, WA
  • Average wind speed in December: 4.9mph

The windiest months (with the highest average wind speed) are January and March (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

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Average humidity in December
Sheridan Beach, WA

Average humidity in December - Sheridan Beach, WA
  • Average humidity in December: 84%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in December
Sheridan Beach, WA

Average rainfall in December - Sheridan Beach, WA
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is January (2.87").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in December
Sheridan Beach, WA

Average rainfall days in December - Sheridan Beach, WA
  • Average rainfall days in December: 15.8 days

The month with the highest number of rainy days is November (17.9 days).
The month with the least rainy days is August (6.9 days).

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Average snowfall in December
Sheridan Beach, WA

Average snowfall in December - Sheridan Beach, WA
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Sheridan Beach, WA

Average snowfall days in December - Sheridan Beach, WA
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Sheridan Beach, WA

Average daylight in December / Average sunshine in December - Sheridan Beach, WA
  • Average daylight in December: 8h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in December
Sheridan Beach, WA

Average sunshine days in December - Sheridan Beach, WA
  • Average sunshine days in December: 12.7 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is April (10.5 days).

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Average UV index in December
Sheridan Beach, WA

Average UV index in December - Sheridan Beach, WA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Sheridan Beach, WA

Average cloud cover in December - Sheridan Beach, WA
  • Average cloud cover in December: 55

The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in December
Sheridan Beach, WA

Average visibility in December - Sheridan Beach, WA
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (5mi).

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Sheridan Beach, Washington, USA

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