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
A minimal variation is noted in Woodburn's average high-temperature at the onset of January, reaching a still frosty 46.6°F (8.1°C) from December's 44.4°F (6.9°C). Woodburn's temperature drops to an average low of 35.2°F (1.8°C) during the nights of January.Humidity
The average relative humidity in January is 85%.Rainfall
In Woodburn, during January, the rain falls for 18 days and regularly aggregates up to 4.02" (102mm) of precipitation. In Woodburn, during the entire year, the rain falls for 169.2 days and collects up to 28.35" (720mm) of precipitation.Snowfall
Months with snowfall in Woodburn are January through March, November and December. In Woodburn, Oregon, in January, during 1.2 snowfall days, 0.43" (11mm) of snow is typically accumulated. In Woodburn, during the entire year, snow falls for 6.2 days and aggregates up to 3.19" (81mm) of snow.Daylight
The average length of the day in January in Woodburn, Oregon, is 9h and 14min.On the first day of the month, sunrise is at 7:50 am and sunset at 4:39 pm. On the last day of January, sunrise is at 7:32 am and sunset at 5:16 pm PST.
Sunshine
In Woodburn, the average sunshine in January is 4.3h.UV index
The months with the lowest UV index in Woodburn are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What are January temperatures in Woodburn?
What is the average humidity in January in Woodburn?
How many days does it rain in January in Woodburn?
How many days does it snow in January in Woodburn?
What is the average length of the day in January in Woodburn?
When is the sunrise / sunset in January in Woodburn?
How long on average sun shines in January in Woodburn?
What are the months with the lowest UV index in Woodburn?
How high is the UV index in January in Woodburn?
Average temperature in January
Woodburn, OR
- Average high temperature in January: 46.6°F
The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in January: 35.2°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).
Average pressure in January
Woodburn, OR
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in January
Woodburn, OR
- Average wind speed in January: 5.5mph
The windiest months (with the highest average wind speed) are January and March (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in January
Woodburn, OR
- Average humidity in January: 85%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (65%).
Average rainfall in January
Woodburn, OR
- Average rainfall in January: 4.02"
The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in January
Woodburn, OR
- Average rainfall days in January: 18 days
The month with the highest number of rainy days is March (19.9 days).
The months with the least rainy days are July and August (4.3 days).
Average snowfall in January
Woodburn, OR
- Average snowfall in January: 0.43"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Woodburn, OR
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is February (2.3 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
Woodburn, OR
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in January
Woodburn, OR
- Average sunshine days in January: 11.1 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in January
Woodburn, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Woodburn, OR
- Average cloud cover in January: 56
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in January
Woodburn, OR
- Average visibility in January: 5mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).
Woodburn, Oregon, USA
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