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
The arrival of January marks a slight shift to an average high-temperature of a still frosty 46.6°F (8.1°C) from December's 44.4°F (6.9°C). In January, Woodburn records an average nighttime temperature of 35.2°F (1.8°C).Humidity
In January, the average relative humidity is 85%.Rainfall
In Woodburn, in January, it is raining for 18 days, with typically 4.02" (102mm) of accumulated precipitation. Throughout the year, there are 169.2 rainfall days, and 28.35" (720mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Woodburn, during January, snow falls for 1.2 days and regularly aggregates up to 0.43" (11mm) of snow. In Woodburn, Oregon, during the entire year, snow falls for 6.2 days and aggregates up to 3.19" (81mm) of snow.Daylight
In Woodburn, the average length of the day in January 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, Oregon, the average sunshine in January is 4.3h.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 radiation for ordinary individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Woodburn in January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Woodburn have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Woodburn have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
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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