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
As December transitions into January, the average high-temperature rests at a still freezing cold 27.3°F (-2.6°C), maintaining a close resemblance to the previous month. January nights are marked by an average temperature drop to a still subzero cold 14.7°F (-9.6°C).Humidity
The most humid month is January, with an average relative humidity of 93%.Rainfall
In La Salle, Montana, in January, it is raining for 9.4 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 142.8 rainfall days, and 17.36" (441mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. January is the month with the most snowfall in La Salle. Snow falls for 20.6 days and accumulates 11.3" (287mm) of snow.Daylight
The average length of the day in January is 8h and 52min.On the first day of the month, sunrise is at 8:27 am and sunset at 4:52 pm. On the last day of January, sunrise is at 8:06 am and sunset at 5:33 pm MST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January?
What is the most humid month?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most?
How much does it snow in January?
How many hours of daylight does La Salle have in January?
When is the sunrise / sunset in January?
What is the month 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 Salle, MT
- Average high temperature in January: 27.3°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.9°F).
- Average low temperature in January: 14.7°F
The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).
Average pressure in January
La Salle, MT
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
La Salle, MT
- Average wind speed in January: 3.9mph
The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in January
La Salle, MT
- Average humidity in January: 93%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).
Average rainfall in January
La Salle, MT
- Average rainfall in January: 1.65"
The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is August (0.55").
Average rainfall days in January
La Salle, MT
- Average rainfall days in January: 9.4 days
The month with the highest number of rainy days is April (17.9 days).
The month with the least rainy days is August (6.6 days).
Average snowfall in January
La Salle, MT
- Average snowfall in January: 11.3"
The month with the highest snowfall is January (11.3").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
La Salle, MT
- Average snowfall days in January: 20.6 days
The month with the highest number of snowfall days is December (21.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
La Salle, MT
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
La Salle, MT
- Average sunshine days in January: 9.8 days
The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (6.8 days).
Average UV index in January
La Salle, MT
- Average UV index in January: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
La Salle, MT
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in January
La Salle, MT
- Average visibility in January: 3mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
La Salle, Montana, USA
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