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
As January unfolds, the average high-temperature reaches a chilly 44.2°F (6.8°C), hinting at a slight fluctuation from the previous month. During the nights in January, the temperature averages to a wintry 33.4°F (0.8°C).Humidity
The average relative humidity in January is 88%.Rainfall
The month with the most rainfall is January, when the rain falls for 14.1 days and typically aggregates up to 1.77" (45mm) of precipitation.Snowfall
Months with snowfall are January through March and December. In Clatskanie, in January, snow falls for 1.1 days, with typically accumulated 0.43" (11mm) of snow. In Clatskanie, during the entire year, snow falls for 4.6 days and aggregates up to 1.54" (39mm) of snow.Daylight
In January, the average length of the day is 9h and 8min.On the first day of the month, sunrise is at 7:55 am and sunset at 4:37 pm. On the last day of January, sunrise is at 7:36 am and sunset at 5:15 pm PST.
Sunshine
The average sunshine in January is 3.4h.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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January?
What is the average humidity in January?
What is the rainiest month?
How many days does it rain in January in Clatskanie?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Clatskanie, OR
- Average high temperature in January: 44.2°F
The warmest month (with the highest average high temperature) is August (76.5°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 (32.9°F).
Average pressure in January
Clatskanie, OR
- Average pressure in January: 30.09"Hg
The months with the highest atmospheric pressure are January and December (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).
Average wind speed in January
Clatskanie, OR
- Average wind speed in January: 4.9mph
The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).
Average humidity in January
Clatskanie, OR
- Average humidity in January: 88%
The months with the highest relative humidity are February, November and December (89%).
The month with the lowest relative humidity is July (75%).
Average rainfall in January
Clatskanie, OR
- Average rainfall in January: 1.77"
The wettest month (with the highest rainfall) is January (1.77").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days in January
Clatskanie, OR
- Average rainfall days in January: 14.1 days
The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (4.7 days).
Average snowfall in January
Clatskanie, OR
- Average snowfall in January: 0.43"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Clatskanie, OR
- Average snowfall days in January: 1.1 days
The month with the highest number of snowfall days is February (1.8 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
Clatskanie, OR
- 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in January
Clatskanie, OR
- Average sunshine days in January: 13.9 days
The month with the most sunshine days is August (24.6 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in January
Clatskanie, OR
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Clatskanie, OR
- Average cloud cover in January: 66
The months with the most cloud cover are February and March (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in January
Clatskanie, OR
- Average visibility in January: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Clatskanie, Oregon, USA
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