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
In January, the average high-temperature registers at a still chilly 47.8°F (8.8°C), nearly identical to December's 45.7°F (7.6°C). An average nighttime temperature of 33.4°F (0.8°C) is observed during January.Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 86%.Rainfall
The wettest months in Riddle are January, February and December, with an average 1.1" (28mm) of rainfall.Snowfall
January through March, November and December are months with snowfall in Riddle, Oregon. In Riddle, Oregon, in January, during 0.5 snowfall days, 0.47" (12mm) of snow is typically accumulated. Throughout the year, there are 3.5 snowfall days, and 2.2" (56mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 27min.On the first day of the month, sunrise is at 7:44 am and sunset at 4:49 pm. On the last day of January, in Riddle, sunrise is at 7:29 am and sunset at 5:24 pm PST.
Sunshine
In January, the average sunshine is 4.6h.UV index
The months with the lowest UV index in Riddle, Oregon, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In January, the UV index of 2 transforms into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Enhance your sun protection with tightly woven, yet airy clothing. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the usual temperature for Riddle in January?
What are the most humid months in Riddle?
What is the average humidity in January in Riddle?
What is the wettest month in Riddle?
How many days does it rain in January in Riddle?
How many days does it snow in January in Riddle?
What is the average length of the day in January in Riddle?
When is the sunrise / sunset in January in Riddle?
How many hours of sunshine does Riddle have in January?
When is the lowest UV index in Riddle?
What is the UV index intensity in January in Riddle?
Average temperature in January
Riddle, OR
- Average high temperature in January: 47.8°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.7°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is August (47.7°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).
Average pressure in January
Riddle, 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
Riddle, OR
- Average wind speed in January: 4.1mph
The windiest month (with the highest average wind speed) is January (4.1mph).
The calmest month (with the lowest average wind speed) is September (3.2mph).
Average humidity in January
Riddle, OR
- Average humidity in January: 86%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Riddle, OR
- Average rainfall in January: 1.1"
The wettest months (with the highest rainfall) are January, February and December (1.1").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in January
Riddle, OR
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (2.4 days).
Average snowfall in January
Riddle, OR
- Average snowfall in January: 0.47"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Riddle, OR
- Average snowfall days in January: 0.5 days
The month with the highest number of snowfall days is February (1.5 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
Riddle, 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 18min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in January
Riddle, OR
- Average sunshine days in January: 18.7 days
The month with the most sunshine days is August (26.5 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in January
Riddle, 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
Riddle, OR
- Average cloud cover in January: 53
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in January
Riddle, OR
- Average visibility in January: 4mi
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).
Riddle, Oregon, USA
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