January weather forecastOtter Rock, OR
January
Weather in January
January, like December, is another chilly winter month in Otter Rock, Oregon, with temperature in the range of an average low of 41.5°F (5.3°C) and an average high of 48.7°F (9.3°C).Temperature
January brings an average high-temperature of a still chilly 48.7°F (9.3°C), nearly identical to the preceding month. Otter Rock marks an average drop to a cold 41.5°F (5.3°C) during nighttime in January, following the high of the day.Humidity
The average relative humidity in January is 82%.Rainfall
In Otter Rock, in January, during 14.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Otter Rock, during the entire year, the rain falls for 139.5 days and collects up to 18.66" (474mm) of precipitation.Snowfall
Months with snowfall are January, February and November. January is the first month it typically snows. Throughout January, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. In Otter Rock, during the entire year, snow falls for 1.6 days and aggregates up to 0.47" (12mm) of snow.Daylight
The average length of the day in January is 9h and 16min.On the first day of January, sunrise is at 7:53 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:22 pm PST.
Sunshine
The months with the least sunshine are January and February, with an average of 4h of sunshine.UV index
The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, an average UV index of 3 transforms into the following instructions:
Take precautions - Protection against sun damage is advised. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Otter Rock, OR
- Average high temperature in January: 48.7°F
The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.7°F).
- Average low temperature in January: 41.5°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in January
Otter Rock, OR
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in January
Otter Rock, OR
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Otter Rock, OR
- Average humidity in January: 82%
The months with the highest relative humidity are February, March, November and December (83%).
The months with the lowest relative humidity are April, May, July, September and October (81%).
Average rainfall in January
Otter Rock, OR
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in January
Otter Rock, OR
- Average rainfall days in January: 14.8 days
The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in January
Otter Rock, OR
- Average snowfall in January: 0.16"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days in January
Otter Rock, OR
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Otter Rock, OR
- Average daylight in January: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in January
Otter Rock, OR
- Average sunshine days in January: 14 days
The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in January
Otter Rock, 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
Otter Rock, OR
- Average cloud cover in January: 58
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in January
Otter Rock, OR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).





