January weather forecast
Stevenson, WA

Share

Weather in January

January, like December, in Stevenson, Washington, is a wintry winter month, with an average temperature varying between 28.9°F (-1.7°C) and 38.8°F (3.8°C).

Temperature

The initiation of January records an average high-temperature of a still cold 38.8°F (3.8°C), displaying a near consistency with the previous month. In January, the average low-temperature is a freezing cold 28.9°F (-1.7°C).

Humidity

In Stevenson, the average relative humidity in January is 87%.

Rainfall

The month with the most rainfall in Stevenson, Washington, is January, when the rain falls for 19.4 days and typically aggregates up to 7.48" (190mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 2.6 days and typically aggregates up to 4.33" (110mm) of snow.

Daylight

The average length of the day in January is 9h and 10min.
On the first day of the month, sunrise is at 7:48 am and sunset at 4:33 pm. On the last day of January, in Stevenson, sunrise is at 7:30 am and sunset at 5:11 pm PST.

Sunshine

In Stevenson, the average sunshine in January is 3.5h.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 1 in January translates into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Resources | Updated: Feb 14, 2024 | Published by: Weather U.S.

Frequently asked questions

How cold is it in Stevenson in January?

The high-temperature, in January, in Stevenson, records 38.8°F (3.8°C), while the low-temperature is 28.9°F (-1.7°C).

What is the average humidity in January in Stevenson?

The average relative humidity in January in Stevenson, Washington, is 87%.

What is the rainiest month in Stevenson?

January is the month with the most rainfall. Rain falls for 19.4 days and accumulates 7.48" (190mm) of precipitation.

How much does it rain in Stevenson in January?

In Stevenson, Washington, during January, the rain falls for 19.4 days and regularly aggregates up to 7.48" (190mm) of precipitation.

What is the snowiest month in Stevenson?

January is the month with the most snowfall in Stevenson, Washington. Snow falls for 2.6 days and accumulates 4.33" (110mm) of snow.

How many days does it snow in January in Stevenson?

In Stevenson, in January, during 2.6 snowfall days, 4.33" (110mm) of snow is typically accumulated.

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

In Stevenson, Washington, the average day length in January is 9h and 10min.

When is the sunrise / sunset in January in Stevenson?

On the first day of January in Stevenson, sunrise is at 7:48 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:11 pm PST.

How many hours of sunshine does Stevenson have in January?

In January, the average sunshine duration in Stevenson is 3.5h.

When is the lowest UV index in Stevenson?

With an average maximum UV index of 1, January is the month with the lowest UV index in Stevenson.

What is the UV index reading in January in Stevenson?

The average daily maximum UV index in January in Stevenson, Washington, is 1. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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
Stevenson, WA

Average temperature in January - Stevenson, WA
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in January: 28.9°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).

[Resources]

Average pressure in January
Stevenson, WA

Average pressure in January - Stevenson, WA
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

[Resources]

Average wind speed in January
Stevenson, WA

Average wind speed in January - Stevenson, WA
  • Average wind speed in January: 6.5mph

The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

[Resources]

Average humidity in January
Stevenson, WA

Average humidity in January - Stevenson, WA
  • Average humidity in January: 87%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (66%).

[Resources]

Average rainfall in January
Stevenson, WA

Average rainfall in January - Stevenson, WA
  • Average rainfall in January: 7.48"

The wettest month (with the highest rainfall) is January (7.48").
The driest month (with the least rainfall) is July (0.31").

[Resources]

Average rainfall days in January
Stevenson, WA

Average rainfall days in January - Stevenson, WA
  • Average rainfall days in January: 19.4 days

The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (5 days).

[Resources]

Average snowfall in January
Stevenson, WA

Average snowfall in January - Stevenson, WA
  • Average snowfall in January: 4.33"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in January
Stevenson, WA

Average snowfall days in January - Stevenson, WA
  • Average snowfall days in January: 2.6 days

The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

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

Average daylight in January / Average sunshine in January - Stevenson, 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 48min).

  • Average sunshine in January: 3h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

[Resources]

Average sunshine days in January
Stevenson, WA

Average sunshine days in January - Stevenson, WA
  • Average sunshine days in January: 9.8 days

The month with the most sunshine days is August (24 days).
The month with the least sunshine days is February (7.1 days).

[Resources]

Average UV index in January
Stevenson, WA

Average UV index in January - Stevenson, WA
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

[Resources]

Average cloud cover in January
Stevenson, WA

Average cloud cover in January - Stevenson, WA
  • Average cloud cover in January: 65

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).

[Resources]

Average visibility in January
Stevenson, WA

Average visibility in January - Stevenson, WA
  • Average visibility in January: 4mi

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

[Resources]

Stevenson, Washington, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location