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
Sitkum's January reports an average high-temperature of a fresh 51.1°F (10.6°C), exhibiting a minor difference from December. Nighttime temperatures consistently average an icy 38.8°F (3.8°C) during January.Humidity
In January, the average relative humidity is 85%.Rainfall
In January, the rain falls for 17 days. Throughout January, 4.8" (122mm) of precipitation is accumulated. In Sitkum, during the entire year, the rain falls for 148.1 days and collects up to 30.87" (784mm) of precipitation.Snowfall
Months with snowfall are January through March and November. January is the first month it typically snows. Throughout January, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow. In Sitkum, during the entire year, snow falls for 1.4 days and aggregates up to 1.42" (36mm) of snow.Daylight
In Sitkum, the average length of the day in January is 9h and 26min.On the first day of January, sunrise is at 7:47 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:25 pm PST.
Sunshine
January, February and December, with an average of 4.6h of sunshine, are months with the least sunshine.UV index
The average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 3 during January translates into these guidelines:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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 much does it rain in January?
When does it start to snow?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Sitkum have in January?
How high is the UV index in January?
Average temperature in January
Sitkum, OR
- Average high temperature in January: 51.1°F
The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (49.1°F).
- Average low temperature in January: 38.8°F
The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is February (37.4°F).
Average pressure in January
Sitkum, OR
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in January
Sitkum, OR
- Average wind speed in January: 5.8mph
The windiest month (with the highest average wind speed) is March (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Sitkum, OR
- Average humidity in January: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July, August and September (78%).
Average rainfall in January
Sitkum, OR
- Average rainfall in January: 4.8"
The wettest month (with the highest rainfall) is December (5.12").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in January
Sitkum, OR
- Average rainfall days in January: 17 days
The month with the highest number of rainy days is March (19.1 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in January
Sitkum, OR
- Average snowfall in January: 0.12"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in January
Sitkum, OR
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).
Average daylight in January /
Average sunshine in January
Sitkum, OR
- Average daylight in January: 9h and 2min
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 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 36min).
Average sunshine days in January
Sitkum, OR
- Average sunshine days in January: 12.5 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in January
Sitkum, OR
- Average UV index in January: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in January
Sitkum, OR
- Average cloud cover in January: 52
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in January
Sitkum, OR
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, October, November and December (5mi).
The months with the lowest visibility are June, July, August and September (4mi).
Sitkum, Oregon, USA
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