December weather forecast
Milton, WA

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Weather in December

The first month of the winter, December, is still a chilly month in Milton, Washington, with an average temperature fluctuating between 32.7°F (0.4°C) and 42.8°F (6°C).

Temperature

Milton's December weather, marked by an average high temperature of 42.8°F (6°C) and an average low temperature of 32.7°F (0.4°C), is the coldest in the year.

Humidity

In Milton, the average relative humidity in December is 86%.

Rainfall

The month with the most rainfall is December, when the rain falls for 19.2 days and typically aggregates up to 4.92" (125mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Milton, Washington, in December, during 1 snowfall days, 0.43" (11mm) of snow is typically accumulated. Throughout the year, in Milton, there are 7.4 snowfall days, and 3.78" (96mm) of snow is accumulated.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:36 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:55 am and sunset at 4:29 pm PST.

Sunshine

With an average of 4.2h of sunshine, December has the least sunshine of the year in Milton.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Milton. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Milton?

Milton's coldest month, December, registers temperatures that range from a high of 42.8°F (6°C) to a low of 32.7°F (0.4°C).

How cold does it get in Milton in December?

During December, Milton experiences an average high-temperature of 42.8°F (6°C) and a low-temperature of 32.7°F (0.4°C).

What is the average humidity in December in Milton?

The average relative humidity in December in Milton, Washington, is 86%.

What is the wettest month in Milton?

The month with the most rainfall is December, when the rain falls for 19.2 days and typically aggregates up to 4.92" (125mm) of precipitation.

How much does it rain in Milton in December?

In Milton, Washington, in December, during 19.2 rainfall days, 4.92" (125mm) of precipitation is typically accumulated.

How much does it snow in Milton in December?

In Milton, during December, snow falls for 1 days and regularly aggregates up to 0.43" (11mm) of snow.

What is the month with the shortest days in Milton?

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

What is the average length of the day in December in Milton?

The average day length in December is 8h and 33min.

What time are sunrise and sunset in December in Milton?

On the first day of December in Milton, sunrise is at 7:36 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 4:29 pm PST.

What is the month with the least sunshine in Milton?

With an average of 4.2h of sunshine, December has the least sunshine of the year in Milton, Washington.

How long on average sun shines in December in Milton?

In December, the average sunshine duration in Milton, Washington, is 4.2h.

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

The months with the lowest UV index in Milton, Washington, are January, February, October through December, with an average maximum UV index of 2.

What is the UV index intensity in December in Milton?

The average daily maximum UV index in December in Milton is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Milton, WA

Average temperature in December - Milton, WA
  • Average high temperature in December: 42.8°F

The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (42.8°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is December (32.7°F).

Average pressure in December
Milton, WA

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

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

Average wind speed in December
Milton, WA

Average wind speed in December - Milton, WA
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is March (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in December
Milton, WA

Average humidity in December - Milton, WA
  • Average humidity in December: 86%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is July (69%).

Average rainfall in December
Milton, WA

Average rainfall in December - Milton, WA
  • Average rainfall in December: 4.92"

The wettest month (with the highest rainfall) is December (4.92").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in December
Milton, WA

Average rainfall days in December - Milton, WA
  • Average rainfall days in December: 19.2 days

The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is August (6.2 days).

Average snowfall in December
Milton, WA

Average snowfall in December - Milton, WA
  • Average snowfall in December: 0.43"

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

Average snowfall days in December
Milton, WA

Average snowfall days in December - Milton, WA
  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Milton, WA

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

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 36min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in December
Milton, WA

Average sunshine days in December - Milton, WA
  • Average sunshine days in December: 10 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is February (8.2 days).

Average UV index in December
Milton, WA

Average UV index in December - Milton, 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, October, November and December (UV index 2).

Average cloud cover in December
Milton, WA

Average cloud cover in December - Milton, WA
  • Average cloud cover in December: 56

The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in December
Milton, WA

Average visibility in December - Milton, WA
  • Average visibility in December: 5mi

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

Milton, Washington, USA

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