January weather forecastUnion Creek, OR
January
Weather in January
January, like December, in Union Creek, Oregon, is a wintry winter month, with an average temperature fluctuating between 36.5°F (2.5°C) and 24.4°F (-4.2°C).Temperature
As Union Creek transitions into January, the average high-temperature stands at a still icy 36.5°F (2.5°C), offering little variation from the preceding month. During January, the average low-temperature is a subzero cold 24.4°F (-4.2°C).Humidity
The months with the highest humidity are January through March, with an average relative humidity of 87%.Rainfall
The month with the most rainfall is January, when the rain falls for 4.9 days and typically aggregates up to 5.28" (134mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In Union Creek, in January, during 18.7 snowfall days, 39.25" (997mm) of snow is typically accumulated. In Union Creek, during the entire year, snow falls for 133.6 days and aggregates up to 201.38" (5115mm) of snow.Daylight
In Union Creek, the average length of the day in January is 9h and 27min.On the first day of the month, sunrise is at 7:40 am and sunset at 4:45 pm. On the last day of January, in Union Creek, sunrise is at 7:25 am and sunset at 5:20 pm PST.
Sunshine
In Union Creek, the average sunshine in January is 4.5h.UV index
In Union Creek, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 2 in January leads to these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Union Creek, OR
- Average high temperature in January: 36.5°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is December (34.9°F).
- Average low temperature in January: 24.4°F
The month with the highest average low temperature is August (46.8°F).
The coldest month (with the lowest average low temperature) is December (22.6°F).
Average pressure in January
Union Creek, OR
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in January
Union Creek, OR
- Average wind speed in January: 6mph
The windiest months (with the highest average wind speed) are January, February and March (6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in January
Union Creek, OR
- Average humidity in January: 87%
The months with the highest relative humidity are January, February and March (87%).
The months with the lowest relative humidity are July and August (57%).
Average rainfall in January
Union Creek, OR
- Average rainfall in January: 5.28"
The wettest month (with the highest rainfall) is January (5.28").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in January
Union Creek, OR
- Average rainfall days in January: 4.9 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in January
Union Creek, OR
- Average snowfall in January: 39.25"
The month with the highest snowfall is December (39.72").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Union Creek, OR
- Average snowfall days in January: 18.7 days
The month with the highest number of snowfall days is March (21.5 days).
The month with the least snowfall days is August (0 days).
Average daylight in January /
Average sunshine in January
Union Creek, OR
- Average daylight in January: 9h and 30min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 4h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in January
Union Creek, OR
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is March (8.3 days).
Average UV index in January
Union Creek, OR
- 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 February (UV index 1).
Average cloud cover in January
Union Creek, OR
- Average cloud cover in January: 55
The month with the most cloud cover is March (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in January
Union Creek, OR
- Average visibility in January: 4mi
The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).





