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
Cottage Grove experiences an average high-temperature of a still chilly 48.6°F (9.2°C) with the onset of January, subtly varied from December's 45.9°F (7.7°C). Nighttime temperatures hover around an average low of 34.7°F (1.5°C) in January.Humidity
The average relative humidity in January is 86%.Rainfall
In Cottage Grove, during January, the rain falls for 16.4 days and regularly aggregates up to 3.98" (101mm) of precipitation. Throughout the year, there are 157.8 rainfall days, and 30.63" (778mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Cottage Grove, Oregon, during January, snow falls for 1.2 days and regularly aggregates up to 1.06" (27mm) of snow. In Cottage Grove, during the entire year, snow falls for 7.1 days and aggregates up to 6.22" (158mm) of snow.Daylight
In Cottage Grove, the average length of the day in January is 9h and 22min.On the first day of the month, sunrise is at 7:46 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:21 pm PST.
Sunshine
The average sunshine in January is 4.4h.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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during January translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January?
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?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Cottage Grove, OR
- Average high temperature in January: 48.6°F
The warmest month (with the highest average high temperature) is August (80.1°F).
The month with the lowest average high temperature is December (45.9°F).
- Average low temperature in January: 34.7°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (33.4°F).
Average pressure in January
Cottage Grove, OR
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in January
Cottage Grove, OR
- Average wind speed in January: 4.5mph
The windiest month (with the highest average wind speed) is January (4.5mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).
Average humidity in January
Cottage Grove, OR
- Average humidity in January: 86%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in January
Cottage Grove, OR
- Average rainfall in January: 3.98"
The wettest month (with the highest rainfall) is December (4.61").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in January
Cottage Grove, OR
- Average rainfall days in January: 16.4 days
The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (3.6 days).
Average snowfall in January
Cottage Grove, OR
- Average snowfall in January: 1.06"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Cottage Grove, OR
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Cottage Grove, OR
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 4h and 12min).
Average sunshine days in January
Cottage Grove, OR
- Average sunshine days in January: 13.3 days
The month with the most sunshine days is July (25.8 days).
The months with the least sunshine days are February and March (9.3 days).
Average UV index in January
Cottage Grove, OR
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Cottage Grove, OR
- Average cloud cover in January: 55
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in January
Cottage Grove, OR
- Average visibility in January: 4mi
The months with the highest visibility are July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (4mi).
Cottage Grove, Oregon, USA
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