January weather forecast
Cascade Valley, WA

Weather in January

January, like December, in Cascade Valley, Washington, is another cold winter month, with an average temperature varying between 25.3°F (-3.7°C) and 34.9°F (1.6°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still cold 34.9°F (1.6°C). In Cascade Valley, in January, the average low-temperature is 25.3°F (-3.7°C).

Humidity

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

Rainfall

January is the month with the most rainfall in Cascade Valley. Rain falls for 11.1 days and accumulates 1.02" (26mm) of precipitation.

Snowfall

Months with snowfall are January through April, September, November and December. In January, it is snowing for 5.5 days. Throughout January, 1.73" (44mm) of snow is accumulated. In Cascade Valley, during the entire year, snow falls for 20.9 days and aggregates up to 8.07" (205mm) of snow.

Daylight

In Cascade Valley, the average length of the day in January is 9h and 1min.
On the first day of the month, sunrise is at 7:43 am and sunset at 4:18 pm. On the last day of January, sunrise is at 7:23 am and sunset at 4:57 pm PST.

Sunshine

With an average of 4.9h of sunshine, January has the least sunshine of the year in Cascade Valley, Washington.

UV index

The months with the lowest UV index in Cascade Valley 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in January in Cascade Valley?

In Cascade Valley, Washington, in January, the average high-temperature is 34.9°F (1.6°C), and the average low-temperature is 25.3°F (-3.7°C).

What is the most humid month in Cascade Valley?

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

What is the average humidity in January in Cascade Valley?

In Cascade Valley, Washington, the average relative humidity in January is 85%.

What is the rainiest month in Cascade Valley?

The month with the most rainfall in Cascade Valley, Washington, is January, when the rain falls for 11.1 days and typically aggregates up to 1.02" (26mm) of precipitation.

How many days does it rain in January in Cascade Valley?

In Cascade Valley, in January, during 11.1 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

How much does it snow in Cascade Valley in January?

In Cascade Valley, Washington, in January, snow falls for 5.5 days, with typically accumulated 1.73" (44mm) of snow.

What is the average length of the day in January in Cascade Valley?

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

What time are sunrise and sunset in January in Cascade Valley?

On the first day of January in Cascade Valley, sunrise is at 7:43 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:57 pm PST.

What is the month with the least sunshine in Cascade Valley?

January has the least sunshine of the year, with an average of 4.9h of sunshine.

How many hours of sunshine does Cascade Valley have in January?

In Cascade Valley, Washington, the average sunshine duration in January is 4.9h.

What are the months with the lowest UV index in Cascade Valley?

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

What is the UV index intensity in January in Cascade Valley?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from 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
Cascade Valley, WA

Average temperature in January - Cascade Valley, WA
  • Average high temperature in January: 34.9°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (34°F).

  • Average low temperature in January: 25.3°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).

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Average pressure in January
Cascade Valley, WA

Average pressure in January - Cascade Valley, WA
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in January
Cascade Valley, WA

Average wind speed in January - Cascade Valley, WA
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are January and December (5.5mph).

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Average humidity in January
Cascade Valley, WA

Average humidity in January - Cascade Valley, WA
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (36%).

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Average rainfall in January
Cascade Valley, WA

Average rainfall in January - Cascade Valley, WA
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is January (1.02").
The driest month (with the least rainfall) is August (0.2").

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Average rainfall days in January
Cascade Valley, WA

Average rainfall days in January - Cascade Valley, WA
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (3.8 days).

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Average snowfall in January
Cascade Valley, WA

Average snowfall in January - Cascade Valley, WA
  • Average snowfall in January: 1.73"

The month with the highest snowfall is December (2.6").
The months with the least snowfall are May, June, July, August and October (0").

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Average snowfall days in January
Cascade Valley, WA

Average snowfall days in January - Cascade Valley, WA
  • Average snowfall days in January: 5.5 days

The month with the highest number of snowfall days is December (6.8 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

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Average daylight in January /
Average sunshine in January
Cascade Valley, WA

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

The month with the longest days is June (Average daylight: 15h and 51min).
The month with the shortest days is December (Average daylight: 8h and 34min).

  • Average sunshine in January: 4h and 54min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

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Average sunshine days in January
Cascade Valley, WA

Average sunshine days in January - Cascade Valley, WA
  • Average sunshine days in January: 15.8 days

The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (14.2 days).

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Average UV index in January
Cascade Valley, WA

Average UV index in January - Cascade Valley, 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
Cascade Valley, WA

Average cloud cover in January - Cascade Valley, WA
  • Average cloud cover in January: 49

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in January
Cascade Valley, WA

Average visibility in January - Cascade Valley, WA
  • Average visibility in January: 5mi

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

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