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
During January, Terrebonne observes a subtle ascent to a still wintry 40.1°F (4.5°C) from December's 37°F (2.8°C) in the average high-temperature. An average low-temperature of 27.9°F (-2.3°C) is recorded in the month of January.Humidity
The average relative humidity in January in Terrebonne is 79%.Rainfall
In January, the rain falls for 12 days. Throughout January, 1.54" (39mm) of precipitation is accumulated. In Terrebonne, during the entire year, the rain falls for 125.1 days and collects up to 12.48" (317mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Terrebonne, in January, during 8.8 snowfall days, 4.21" (107mm) of snow is typically accumulated. In Terrebonne, Oregon, during the entire year, snow falls for 51.4 days and aggregates up to 24.53" (623mm) of snow.Daylight
In Terrebonne, the average length of the day in January is 9h and 19min.On the first day of the month, sunrise is at 7:40 am and sunset at 4:35 pm. On the last day of January, sunrise is at 7:23 am and sunset at 5:12 pm PST.
Sunshine
The months with the least sunshine are January and December, with an average of 5.6h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 2 in January suggests the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it 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 Terrebonne have in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Terrebonne have in January?
When is the lowest UV index?
How high is the UV index in January in Terrebonne?
Average temperature in January
Terrebonne, OR
- Average high temperature in January: 40.1°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (37°F).
- Average low temperature in January: 27.9°F
The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).
Average pressure in January
Terrebonne, OR
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed in January
Terrebonne, OR
- Average wind speed in January: 6.5mph
The windiest months (with the highest average wind speed) are March and April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).
Average humidity in January
Terrebonne, OR
- Average humidity in January: 79%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (47%).
Average rainfall in January
Terrebonne, OR
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is December (1.73").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in January
Terrebonne, OR
- Average rainfall days in January: 12 days
The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is July (3.3 days).
Average snowfall in January
Terrebonne, OR
- Average snowfall in January: 4.21"
The month with the highest snowfall is February (6.26").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Terrebonne, OR
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is December (12.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Terrebonne, OR
- Average daylight in January: 9h and 2min
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: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in January
Terrebonne, OR
- Average sunshine days in January: 13.5 days
The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (10.2 days).
Average UV index in January
Terrebonne, 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, March, November and December (UV index 2).
Average cloud cover in January
Terrebonne, OR
- Average cloud cover in January: 43
The month with the most cloud cover is December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in January
Terrebonne, OR
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Terrebonne, Oregon, USA
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