January weather forecast
Milton, WA

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Weather in January

January, the same as December, in Milton, Washington, is a frosty winter month, with an average temperature fluctuating between 33.8°F (1°C) and 44.4°F (6.9°C).

Temperature

Milton observes a minor difference in average high-temperatures between December's 42.8°F (6°C) and January's 44.4°F (6.9°C). During January, Milton records an average temperature of 33.8°F (1°C) at night.

Humidity

The most humid month is January, with an average relative humidity of 87%.

Rainfall

In Milton, Washington, in January, it is raining for 18.6 days, with typically 4.8" (122mm) of accumulated precipitation. In Milton, Washington, during the entire year, the rain falls for 183.4 days and collects up to 32.48" (825mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Milton, during January, snow falls for 1.8 days and regularly aggregates up to 0.98" (25mm) of snow. In Milton, during the entire year, snow falls for 7.4 days and aggregates up to 3.78" (96mm) of snow.

Daylight

In January, the average length of the day in Milton is 9h and 0min.
On the first day of January in Milton, sunrise is at 7:55 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:09 pm PST.

Sunshine

In January, the average sunshine in Milton is 4.3h.

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 unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is January cold in Milton?

The high-temperature, in January, in Milton, is 44.4°F (6.9°C), while the low-temperature averages to 33.8°F (1°C).

What is the most humid month in Milton?

With an average relative humidity of 87%, January is the most humid month in Milton.

What is the average humidity in January in Milton?

In January, the average relative humidity is 87%.

How many days does it rain in January in Milton?

In Milton, Washington, during January, the rain falls for 18.6 days and regularly aggregates up to 4.8" (122mm) of precipitation.

How many days does it snow in January in Milton?

In Milton, during January, snow falls for 1.8 days and regularly aggregates up to 0.98" (25mm) of snow.

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

The average day length in January in Milton is 9h and 0min.

When is the sunrise / sunset in January in Milton?

In January, on the first day of the month, sunrise is at 7:55 am and sunset at 4:29 pm. On the last day of the month, in Milton, Washington, sunrise is at 7:36 am and sunset at 5:09 pm PST.

How long on average sun shines in January in Milton?

The average sunshine duration in January in Milton is 4.3h.

When is the lowest UV index in Milton?

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

What is the UV index reading in January in Milton?

In Milton, Washington, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk 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 January
Milton, WA

Average temperature in January - Milton, WA
  • Average high temperature in January: 44.4°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 January: 33.8°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 January
Milton, WA

Average pressure in January - Milton, WA
  • Average pressure in January: 30.1"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 January
Milton, WA

Average wind speed in January - Milton, WA
  • Average wind speed in January: 4.8mph

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 January
Milton, WA

Average humidity in January - Milton, WA
  • Average humidity in January: 87%

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

Average rainfall in January
Milton, WA

Average rainfall in January - Milton, WA
  • Average rainfall in January: 4.8"

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 January
Milton, WA

Average rainfall days in January - Milton, WA
  • Average rainfall days in January: 18.6 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 January
Milton, WA

Average snowfall in January - Milton, WA
  • Average snowfall in January: 0.98"

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 January
Milton, WA

Average snowfall days in January - Milton, WA
  • Average snowfall days in January: 1.8 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 January /
Average sunshine in January
Milton, WA

Average daylight in January / Average sunshine in January - Milton, WA
  • Average daylight in January: 9h and 0min

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 January: 4h and 2min

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 January
Milton, WA

Average sunshine days in January - Milton, WA
  • Average sunshine days in January: 10.7 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 January
Milton, WA

Average UV index in January - Milton, WA
  • Average UV index in January: 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 January
Milton, WA

Average cloud cover in January - Milton, WA
  • Average cloud cover in January: 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 January
Milton, WA

Average visibility in January - Milton, WA
  • Average visibility in January: 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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