January weather forecast
Farmington, WA

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Weather in January

January, like December, in Farmington, Washington, is a wintry winter month, with an average temperature varying between 36.1°F (2.3°C) and 26.1°F (-3.3°C).

Temperature

Farmington's weather, upon January's arrival, documents an average high-temperature of a still wintry 36.1°F (2.3°C), nearly identical to the prior month. Farmington, during January nights, observes an average temperature of 26.1°F (-3.3°C).

Humidity

January is the most humid month in Farmington, with an average relative humidity of 85%.

Rainfall

In Farmington, Washington, during January, the rain falls for 10.5 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 120.2 rainfall days, and 14.69" (373mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Farmington. In Farmington, in January, during 8.7 snowfall days, 5.12" (130mm) of snow is typically accumulated. In Farmington, during the entire year, snow falls for 39.6 days and aggregates up to 22.68" (576mm) of snow.

Daylight

The average length of the day in January in Farmington is 9h and 1min.
On the first day of the month, sunrise is at 7:34 am and sunset at 4:09 pm. On the last day of January, sunrise is at 7:14 am and sunset at 4:48 pm PST.

Sunshine

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

UV index

The months with the lowest UV index in Farmington, Washington, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold is it in Farmington in January?

The high-temperature in Farmington during January is 36.1°F (2.3°C) and the low-temperature is 26.1°F (-3.3°C).

What is the most humid month in Farmington?

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

What is the average humidity in January in Farmington?

The average relative humidity in January is 85%.

How many days does it rain in January in Farmington?

In Farmington, Washington, in January, during 10.5 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How many days does it snow in January in Farmington?

In Farmington, during January, snow falls for 8.7 days and regularly aggregates up to 5.12" (130mm) of snow.

How many hours of daylight does Farmington have in January?

In Farmington, Washington, the average day length in January is 9h and 1min.

When is the sunrise / sunset in January in Farmington?

In January, on the first day of the month, sunrise is at 7:34 am and sunset at 4:09 pm. On the last day of the month, in Farmington, sunrise is at 7:14 am and sunset at 4:48 pm PST.

What are the months with the least sunshine in Farmington?

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

How long on average sun shines in January in Farmington?

In January, the average sunshine duration in Farmington is 4.6h.

When is the lowest UV index in Farmington?

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

How high is the UV index in January in Farmington?

In January, the average daily maximum UV index in Farmington, Washington, is 2. A UV Index reading of 2, and below, represents a low health threat 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
Farmington, WA

Average temperature in January - Farmington, 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
Farmington, WA

Average pressure in January - Farmington, WA
  • Average pressure in January: 30.19"Hg

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

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Average wind speed in January
Farmington, WA

Average wind speed in January - Farmington, 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
Farmington, WA

Average humidity in January - Farmington, 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
Farmington, WA

Average rainfall in January - Farmington, 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
Farmington, WA

Average rainfall days in January - Farmington, 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
Farmington, WA

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

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

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Average snowfall days in January
Farmington, WA

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

The months with the highest number of snowfall days are February and December (9.6 days).
The 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
Farmington, WA

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

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 January: 4h and 4min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).

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Average sunshine days in January
Farmington, WA

Average sunshine days in January - Farmington, 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
Farmington, WA

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

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

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Average cloud cover in January
Farmington, WA

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

The 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
Farmington, WA

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

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

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Farmington, Washington, USA

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