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 shift from December to January is characterized by an average high-temperature of a still chilly 46.9°F (8.3°C), not significantly different from the 44.4°F (6.9°C) of December. In Blue River, January nights witness a steady temperature drop to a wintry 34.3°F (1.3°C).Humidity
In January, the average relative humidity is 85%.Rainfall
In Blue River, in January, during 17.4 rainfall days, 4.92" (125mm) of precipitation is typically accumulated. Throughout the year, there are 167.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Blue River, in January, during 1.5 snowfall days, 2.01" (51mm) of snow is typically accumulated. In Blue River, during the entire year, snow falls for 7.9 days and aggregates up to 7.76" (197mm) of snow.Daylight
In January, the average length of the day is 9h and 20min.On the first day of January, sunrise is at 7:44 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:17 pm PST.
Sunshine
In January, the average sunshine in Blue River is 4.3h.UV index
In Blue River, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in January translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures 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 Blue River have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What is the UV index reading in January?
Average temperature in January
Blue River, OR
- Average high temperature in January: 46.9°F
The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in January: 34.3°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in January
Blue River, 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
Blue River, OR
- Average wind speed in January: 5.1mph
The windiest month (with the highest average wind speed) is January (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in January
Blue River, OR
- Average humidity in January: 85%
The months with the highest relative humidity are February, March and December (86%).
The month with the lowest relative humidity is August (66%).
Average rainfall in January
Blue River, OR
- Average rainfall in January: 4.92"
The wettest month (with the highest rainfall) is December (5.47").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in January
Blue River, OR
- Average rainfall days in January: 17.4 days
The month with the highest number of rainy days is March (21.1 days).
The month with the least rainy days is July (4.1 days).
Average snowfall in January
Blue River, OR
- Average snowfall in January: 2.01"
The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Blue River, OR
- Average snowfall days in January: 1.5 days
The month with the highest number of snowfall days is February (3.4 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
Blue River, 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: 8h and 54min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in January
Blue River, OR
- Average sunshine days in January: 12.3 days
The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in January
Blue River, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in January
Blue River, OR
- Average cloud cover in January: 55
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in January
Blue River, OR
- Average visibility in January: 5mi
The month with the highest visibility is August (6mi).
The months with the lowest visibility are February and April (4mi).
Blue River, Oregon, USA
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