January weather forecast
Finley, WA

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Weather in January

January, like December, in Finley, Washington, is another cold winter month, with an average temperature varying between 39°F (3.9°C) and 28.8°F (-1.8°C).

Temperature

With the onset of January, the average high-temperature registers at a still wintry 39°F (3.9°C), subtly different from December's 38.3°F (3.5°C). During January, Finley records a consistent average nighttime temperature of 28.8°F (-1.8°C).

Humidity

The most humid month in Finley is January, with an average relative humidity of 80%.

Rainfall

In Finley, in January, it is raining for 10.8 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, there are 102.8 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Finley. In Finley, Washington, in January, during 2.3 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Finley, during the entire year, snow falls for 9.7 days and aggregates up to 5.2" (132mm) of snow.

Daylight

In January, the average length of the day is 9h and 7min.
On the first day of the month, sunrise is at 7:38 am and sunset at 4:20 pm. On the last day of January, in Finley, sunrise is at 7:20 am and sunset at 4:59 pm PST.

Sunshine

With an average of 5.4h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

Is it cold in Finley during January?

During January, Finley experiences an average high-temperature of 39°F (3.9°C) and a low-temperature of 28.8°F (-1.8°C).

What is the most humid month in Finley?

With an average relative humidity of 80%, January is the most humid month in Finley.

What is the average humidity in January in Finley?

The average relative humidity in January in Finley, Washington, is 80%.

How much does it rain in Finley in January?

In Finley, Washington, in January, during 10.8 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

How much does it snow in Finley in January?

In Finley, in January, snow falls for 2.3 days, with typically accumulated 1.02" (26mm) of snow.

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

In January, the average day length in Finley is 9h and 7min.

When is the sunrise / sunset in January in Finley?

In January, on the first day of the month, sunrise is at 7:38 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:59 pm PST.

What is the month with the least sunshine in Finley?

January has the least sunshine of the year in Finley, Washington, with an average of 5.4h of sunshine.

How long on average sun shines in January in Finley?

In Finley, Washington, the average sunshine duration in January is 5.4h.

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

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

How high is the UV index in January in Finley?

The average daily maximum UV index in January in Finley is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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 January
Finley, WA

Average temperature in January - Finley, WA
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in January: 28.8°F

The month with the highest average low temperature is August (64°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure in January
Finley, WA

Average pressure in January - Finley, 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
Finley, WA

Average wind speed in January - Finley, WA
  • Average wind speed in January: 6.3mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

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Average humidity in January
Finley, WA

Average humidity in January - Finley, WA
  • Average humidity in January: 80%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is July (35%).

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Average rainfall in January
Finley, WA

Average rainfall in January - Finley, WA
  • Average rainfall in January: 0.91"

The wettest months (with the highest rainfall) are March and December (0.94").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in January
Finley, WA

Average rainfall days in January - Finley, WA
  • Average rainfall days in January: 10.8 days

The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is July (3.5 days).

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Average snowfall in January
Finley, WA

Average snowfall in January - Finley, WA
  • Average snowfall in January: 1.02"

The month with the highest snowfall is February (2.2").
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
Finley, WA

Average snowfall days in January - Finley, WA
  • Average snowfall days in January: 2.3 days

The month with the highest number of snowfall days is December (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Finley, 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: 5h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in January
Finley, WA

Average sunshine days in January - Finley, WA
  • Average sunshine days in January: 16.4 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (15.4 days).

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Average UV index in January
Finley, WA

Average UV index in January - Finley, 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
Finley, WA

Average cloud cover in January - Finley, WA
  • Average cloud cover in January: 44

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).

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Average visibility in January
Finley, WA

Average visibility in January - Finley, WA
  • Average visibility in January: 6mi

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

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Finley, Washington, USA

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