January weather forecast and climate
Colfax, WA

Weather in January

January, the same as December, is another cold winter month in Colfax, Washington, with average temperature varying between 36.1°F (2.3°C) and 26.1°F (-3.3°C).

Temperature

In Colfax, the average high-temperature is practically the same as in December - a still cold 36.1°F (2.3°C). In Colfax, the average low-temperature is 26.1°F (-3.3°C).

Humidity

The most humid month is January, with an average relative humidity of 85%.

Rainfall

In Colfax, in January, it is raining for 10.5 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in Colfax, there are 120.2 rainfall days, and 14.69" (373mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Colfax are January through May, September through December. In Colfax, Washington, during January, snow falls for 8.7 days and regularly aggregates up to 5.12" (130mm) of snow. In Colfax, Washington, during the entire year, snow falls for 39.6 days, and aggregates up to 22.68" (576mm) of snow.

Daylight

In January, the average length of the day is 9h.

Sunshine

Months with the least sunshine in Colfax are January and December, with an average of 4.6h of sunshine.

UV index

Months with the lowest UV index in Colfax are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the average person.
Note: In January, the average maximum UV index of 2 translate 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 most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the most humid month in Colfax?

With an average relative humidity of 85%, January is the most humid month in Colfax, Washington.

What is the average humidity in January in Colfax?

In Colfax, the average relative humidity in January is 85%.

How much does it rain in Colfax in January?

In Colfax, during January, the rain falls for 10.5 days and regularly aggregates up to 1.73" (44mm) of precipitation.

How many days does it snow in January in Colfax?

In Colfax, Washington, in January, during 8.7 snowfall days, 5.12" (130mm) of snow is typically accumulated.

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

The average length of the day in January is 9h.

What is the month with the least sunshine in Colfax?

January and December, with an average of 4.6h of sunshine, are months with the least sunshine in Colfax.

How long on average sun shines in January in Colfax?

In Colfax, Washington, the average sunshine in January is 4.6h.

When is the lowest UV index in Colfax?

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

What is the UV index intensity in January in Colfax?

In January, the average daily maximum UV index in Colfax is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in January
Colfax, WA

Average temperature in January - Colfax, WA
  • Average high temperature in January: 36.1°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).

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Average pressure in January
Colfax, WA

Average pressure in January - Colfax, WA
  • Average pressure in January: 30.19"

The month with the highest atmospheric pressure is January (30.19").
The month with the lowest atmospheric pressure is August (29.91").

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Average wind speed in January
Colfax, WA

Average wind speed in January - Colfax, WA
  • Average wind speed in January: 7.3mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in January
Colfax, WA

Average humidity in January - Colfax, WA
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in January
Colfax, WA

Average rainfall in January - Colfax, WA
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is December (1.93").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in January
Colfax, WA

Average rainfall days in January - Colfax, WA
  • Average rainfall days in January: 10.5 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is July (4.5 days).

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Average snowfall in January
Colfax, WA

Average snowfall in January - Colfax, WA
  • Average snowfall in January: 5.12"

The month with the highest snowfall is February (6.69").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Colfax, WA

Average snowfall days in January - Colfax, WA
  • Average snowfall days in January: 8.7 days

Months with the highest number of snowfall days are February and December (9.6 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in January /
Average sunshine in January
Colfax, WA

Average daylight in January / Average sunshine in January - Colfax, WA
  • Average daylight in January: 9h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in January: 4.6h

Months with the most sunshine are July and August (Average sunshine: 12h).
Months with the least sunshine are January and December (Average sunshine: 4.6).

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Average sunshine days in January
Colfax, WA

Average sunshine days in January - Colfax, WA
  • Average sunshine days in January: 15 days

The month with the most sunshine days is July (24.6 days).
The month with the least sunshine days is February (12.2 days).

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Average UV index in January
Colfax, WA

Average UV index in January - Colfax, WA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Colfax, WA

Average cloud cover in January - Colfax, WA
  • Average cloud cover in January: 53

Months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 11).

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Average visibility in January
Colfax, WA

Average visibility in January - Colfax, WA
  • Average visibility in January: 5mi

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

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