January weather forecast
Mill A, WA

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Weather in January

January, the same as December, is another cold winter month in Mill A, Washington, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 27.7°F (-2.4°C).

Temperature

Mill A's average high-temperature in January sits at a still wintry 37°F (2.8°C), showing little difference from the previous month. January in Mill A witnesses an average low-temperature hovering around a freezing cold 27.7°F (-2.4°C).

Humidity

The average relative humidity in January is 87%.

Rainfall

The month with the most rainfall is January, when the rain falls for 17.7 days and typically aggregates up to 5.67" (144mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Mill A, in January, snow falls for 3.4 days, with typically accumulated 3.82" (97mm) of snow. Throughout the year, in Mill A, there are 15.1 snowfall days, and 14.33" (364mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 10min.
On the first day of the month, sunrise is at 7:47 am and sunset at 4:32 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:10 pm PST.

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year in Mill A, Washington.

UV index

The months with the lowest UV index in Mill A are January, February and November, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 1 in January translates into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

How cold is January in Mill A?

January temperatures in Mill A vary between a high-temperature of 37°F (2.8°C) and a low-temperature of 27.7°F (-2.4°C).

What is the average humidity in January in Mill A?

The average relative humidity in January in Mill A is 87%.

What is the rainiest month in Mill A?

The month with the most rainfall is January, when the rain falls for 17.7 days and typically aggregates up to 5.67" (144mm) of precipitation.

How many days does it rain in January in Mill A?

In Mill A, in January, it is raining for 17.7 days, with typically 5.67" (144mm) of accumulated precipitation.

How much does it snow in Mill A in January?

In Mill A, in January, during 3.4 snowfall days, 3.82" (97mm) of snow is typically accumulated.

What is the average length of the day in January in Mill A?

The average day length in January is 9h and 10min.

What time are sunrise and sunset in January in Mill A?

On the first day of January in Mill A, sunrise is at 7:47 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:10 pm PST.

What is the month with the least sunshine in Mill A?

The month with the least sunshine is January, with an average of 3.7h of sunshine.

How long on average sun shines in January in Mill A?

In Mill A, Washington, the average sunshine duration in January is 3.7h.

When is the lowest UV index in Mill A?

The months with the lowest UV index in Mill A are January, February and November, with an average maximum UV index of 1.

How high is the UV index in January in Mill A?

In Mill A, Washington, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
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
Mill A, WA

Average temperature in January - Mill A, WA
  • Average high temperature in January: 37°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (36°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (27°F).

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Average pressure in January
Mill A, WA

Average pressure in January - Mill A, WA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in January
Mill A, WA

Average wind speed in January - Mill A, WA
  • Average wind speed in January: 5.3mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

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Average humidity in January
Mill A, WA

Average humidity in January - Mill A, WA
  • Average humidity in January: 87%

The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is July (59%).

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Average rainfall in January
Mill A, WA

Average rainfall in January - Mill A, WA
  • Average rainfall in January: 5.67"

The wettest month (with the highest rainfall) is January (5.67").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in January
Mill A, WA

Average rainfall days in January - Mill A, WA
  • Average rainfall days in January: 17.7 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (4.2 days).

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Average snowfall in January
Mill A, WA

Average snowfall in January - Mill A, WA
  • Average snowfall in January: 3.82"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Mill A, WA

Average snowfall days in January - Mill A, WA
  • Average snowfall days in January: 3.4 days

The month with the highest number of snowfall days is December (4.1 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 January /
Average sunshine in January
Mill A, WA

Average daylight in January / Average sunshine in January - Mill A, WA
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 3h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in January
Mill A, WA

Average sunshine days in January - Mill A, WA
  • Average sunshine days in January: 10.2 days

The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (8.4 days).

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Average UV index in January
Mill A, WA

Average UV index in January - Mill A, WA
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in January
Mill A, WA

Average cloud cover in January - Mill A, WA
  • Average cloud cover in January: 64

The months with the most cloud cover are January and February (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in January
Mill A, WA

Average visibility in January - Mill A, WA
  • Average visibility in January: 4mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Mill A, Washington, USA

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