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
January observes an average high-temperature of a still subzero cold 30.2°F (-1°C), marking an insignificant difference from December's 28°F (-2.2°C). Three Forks, in January, observes a steady average low-temperature of 13.8°F (-10.1°C).Humidity
January is the most humid month, with an average relative humidity of 85%.Rainfall
In Three Forks, in January, it is raining for 8.3 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 134.2 rainfall days, and 11.34" (288mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In January, it is snowing for 14.7 days. Throughout January, 4.45" (113mm) of snow is accumulated. Throughout the year, there are 79.6 snowfall days, and 30.08" (764mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 9min.On the first day of January, sunrise is at 8:07 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:29 pm MST.
Sunshine
January has the least sunshine of the year, with an average of 5.9h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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 much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
Three Forks, MT
- Average high temperature in January: 30.2°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (28°F).
- Average low temperature in January: 13.8°F
The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (12.7°F).
Average pressure in January
Three Forks, MT
- Average pressure in January: 30.19"Hg
The months with the highest atmospheric pressure are January and December (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Three Forks, MT
- Average wind speed in January: 4.8mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Three Forks, MT
- Average humidity in January: 85%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (44%).
Average rainfall in January
Three Forks, MT
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is June (1.57").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in January
Three Forks, MT
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is April (16.5 days).
The month with the least rainy days is August (7.6 days).
Average snowfall in January
Three Forks, MT
- Average snowfall in January: 4.45"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Three Forks, MT
- Average snowfall days in January: 14.7 days
The month with the highest number of snowfall days is February (16.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Three Forks, MT
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in January
Three Forks, MT
- Average sunshine days in January: 14.9 days
The month with the most sunshine days is September (18.7 days).
The month with the least sunshine days is April (9.3 days).
Average UV index in January
Three Forks, MT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Three Forks, MT
- Average cloud cover in January: 40
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in January
Three Forks, MT
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Three Forks, Montana, USA
Weather forecast for your location
2. Allow the app to use your location