Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Welcoming January, West Longview notes an average high-temperature of a frosty 44.2°F (6.8°C), nearly consistent with December's 42.3°F (5.7°C). In January, West Longview's temperature tends to fall to an average low of 33.4°F (0.8°C) during the night.Humidity
January, February, November and December, with an average relative humidity of 88%, are the most humid months.Rainfall
The month with the most rainfall is January, when the rain falls for 18.7 days and typically aggregates up to 3.9" (99mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. January is the month with the most snowfall in West Longview. Snow falls for 1.7 days and accumulates 1.26" (32mm) of snow.Daylight
In West Longview, Washington, the average length of the day in January is 9h and 7min.On the first day of the month, sunrise is at 7:54 am and sunset at 4:36 pm. On the last day of January, in West Longview, sunrise is at 7:35 am and sunset at 5:14 pm PST.
Sunshine
January, February and December, with an average of 3.5h of sunshine, are months with the least sunshine in West Longview.UV index
In January, the average daily maximum UV index in West Longview is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in January leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in West Longview during January?
What are the most humid months in West Longview?
What is the average humidity in January in West Longview?
What is the wettest month in West Longview?
How much does it rain in West Longview in January?
When does it snow the most in West Longview?
How much does it snow in West Longview in January?
What is the average length of the day in January in West Longview?
What time are sunrise and sunset in January in West Longview?
What are the months with the least sunshine in West Longview?
How many hours of sunshine does West Longview have in January?
What is the UV index reading in January in West Longview?
Average temperature in January
West Longview, WA
- Average high temperature in January: 44.2°F
The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is December (42.3°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (32.7°F).
Average pressure in January
West Longview, WA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in January
West Longview, WA
- Average wind speed in January: 4.8mph
The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in January
West Longview, WA
- Average humidity in January: 88%
The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is July (72%).
Average rainfall in January
West Longview, WA
- Average rainfall in January: 3.9"
The wettest month (with the highest rainfall) is January (3.9").
The driest month (with the least rainfall) is August (0.39").
Average rainfall days in January
West Longview, WA
- Average rainfall days in January: 18.7 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is July (6.1 days).
Average snowfall in January
West Longview, WA
- Average snowfall in January: 1.26"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
West Longview, WA
- Average snowfall days in January: 1.7 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
West Longview, 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: 3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 30min).
Average sunshine days in January
West Longview, WA
- Average sunshine days in January: 10.6 days
The month with the most sunshine days is July (22 days).
The month with the least sunshine days is March (8.9 days).
Average UV index in January
West Longview, WA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in January
West Longview, WA
- Average cloud cover in January: 64
The months with the most cloud cover are February and March (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
West Longview, WA
- Average visibility in January: 4mi
The month with the highest visibility is August (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (4mi).
West Longview, Washington, USA
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