December weather forecast
Phillips, WA

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Weather in December

December, the first month of the winter in Phillips, is also a wintry month, with an average temperature varying between 42.3°F (5.7°C) and 32.4°F (0.2°C).

Temperature

December tends to be the coldest month, with temperatures averaging a daily high of 42.3°F (5.7°C) and a low of 32.4°F (0.2°C).

Humidity

January, February, November and December, with an average relative humidity of 88%, are the most humid months in Phillips.

Rainfall

In Phillips, Washington, in December, it is raining for 18.3 days, with typically 3.11" (79mm) of accumulated precipitation. In Phillips, during the entire year, the rain falls for 170.1 days and collects up to 22.56" (573mm) of precipitation.

Snowfall

Months with snowfall in Phillips are January through March, November and December. In December, it is snowing for 1.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Phillips, during the entire year, snow falls for 10 days and aggregates up to 5.31" (135mm) of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:35 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:33 pm PST.

Sunshine

January, February and December, with an average of 3.7h of sunshine, are months with the least sunshine in Phillips.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Phillips. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What month is the coldest in Phillips?

With average temperatures fluctuating between a high of 42.3°F (5.7°C) and a low of 32.4°F (0.2°C), December stands out as the coldest month in Phillips.

How cold does it get in Phillips in December?

December temperatures in Phillips, Washington, vary between a high-temperature of 42.3°F (5.7°C) and a low-temperature of 32.4°F (0.2°C).

What are the most humid months in Phillips?

The months with the highest humidity in Phillips, Washington, are January, February, November and December, with an average relative humidity of 88%.

What is the average humidity in December in Phillips?

In Phillips, the average relative humidity in December is 88%.

How many days does it rain in December in Phillips?

In December, the rain falls for 18.3 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How much does it snow in Phillips in December?

In December, in Phillips, it is snowing for 1.5 days. Throughout December, 0.39" (10mm) of snow is accumulated.

What is the month with the shortest days in Phillips?

With an average of 8h and 36min of daylight, December has the shortest days of the year in Phillips.

How many hours of daylight does Phillips have in December?

In Phillips, the average day length in December is 8h and 38min.

When are sunrise and sunset in December in Phillips?

On the first day of December in Phillips, sunrise is at 7:35 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:33 pm PST.

What is the month with the least sunshine in Phillips?

January, February and December, with an average of 3.7h of sunshine, are months with the least sunshine.

How many hours of sunshine does Phillips have in December?

In December, the average sunshine duration in Phillips is 3.7h.

What is the month with the lowest UV index in Phillips?

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

What is the UV index intensity in December in Phillips?

In Phillips, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average max. wind speed
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
Phillips, WA

Average temperature in December - Phillips, WA
  • Average high temperature in December: 42.3°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).

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Average pressure in December
Phillips, WA

Average pressure in December - Phillips, WA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed in December
Phillips, WA

Average wind speed in December - Phillips, WA
  • Average wind speed in December: 4.6mph

The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).

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Average humidity in December
Phillips, WA

Average humidity in December - Phillips, WA
  • Average humidity in December: 88%

The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in December
Phillips, WA

Average rainfall in December - Phillips, WA
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is January (3.54").
The driest months (with the least rainfall) are July and August (0.39").

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Average rainfall days in December
Phillips, WA

Average rainfall days in December - Phillips, WA
  • Average rainfall days in December: 18.3 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (6.1 days).

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Average snowfall in December
Phillips, WA

Average snowfall in December - Phillips, WA
  • Average snowfall in December: 0.39"

The month with the highest snowfall is January (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Phillips, WA

Average snowfall days in December - Phillips, WA
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (3.4 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
Phillips, WA

Average daylight in December / Average sunshine in December - Phillips, WA
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).

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Average sunshine days in December
Phillips, WA

Average sunshine days in December - Phillips, WA
  • Average sunshine days in December: 10.2 days

The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (9 days).

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Average UV index in December
Phillips, WA

Average UV index in December - Phillips, WA
  • Average UV index in December: 2

The month with the highest UV index is 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
Phillips, WA

Average cloud cover in December - Phillips, WA
  • Average cloud cover in December: 63

The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in December
Phillips, WA

Average visibility in December - Phillips, WA
  • Average visibility in December: 4mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).

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Phillips, Washington, USA

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