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
With the advent of January, La Grande's high-temperatures adjust to a still wintry 34.3°F (1.3°C), closely aligning with the preceding month. La Grande experiences a mean temperature of 22.5°F (-5.3°C) during January nights.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 86%.Rainfall
In La Grande, during January, the rain falls for 11.8 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 141.7 rainfall days, and 18.43" (468mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In La Grande, during January, snow falls for 11.9 days and regularly aggregates up to 8.07" (205mm) of snow. Throughout the year, there are 56.6 snowfall days, and 36.85" (936mm) of snow is accumulated.Daylight
In La Grande, Oregon, the average length of the day in January is 9h and 13min.On the first day of January in La Grande, sunrise is at 7:31 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:57 pm PST.
Sunshine
The months with the least sunshine are January and February, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does La Grande have in January?
What time are sunrise and sunset in January?
What are the months with the least sunshine?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
La Grande, OR
- Average high temperature in January: 34.3°F
The warmest month (with the highest average high temperature) is August (81.3°F).
The month with the lowest average high temperature is December (32.5°F).
- Average low temperature in January: 22.5°F
The month with the highest average low temperature is August (52.2°F).
The coldest month (with the lowest average low temperature) is December (20.5°F).
Average pressure in January
La Grande, OR
- Average pressure in January: 30.22"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in January
La Grande, OR
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in January
La Grande, OR
- Average humidity in January: 86%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (45%).
Average rainfall in January
La Grande, OR
- Average rainfall in January: 2.32"
The wettest month (with the highest rainfall) is December (2.48").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in January
La Grande, OR
- Average rainfall days in January: 11.8 days
The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is August (4.8 days).
Average snowfall in January
La Grande, OR
- Average snowfall in January: 8.07"
The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
La Grande, OR
- Average snowfall days in January: 11.9 days
The month with the highest number of snowfall days is December (13.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
La Grande, OR
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in January
La Grande, OR
- Average sunshine days in January: 12.7 days
The month with the most sunshine days is July (23.4 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in January
La Grande, 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, April, November and December (UV index 2).
Average cloud cover in January
La Grande, OR
- Average cloud cover in January: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in January
La Grande, OR
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
La Grande, Oregon, USA
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