January weather forecastGlentana, MT
January
Weather in January
January, like December, is a freezing cold winter month in Glentana, Montana, with temperature in the range of an average high of 24.3°F (-4.3°C) and an average low of 10.9°F (-11.7°C).Temperature
With the onset of January, a modest change to a still freezing cold 24.3°F (-4.3°C) from December's 24.6°F (-4.1°C) is noted in high-temperature. Throughout the month of January, the average temperature dips to a frigid cold 10.9°F (-11.7°C) at night.Humidity
January is the most humid month, with an average relative humidity of 86%.Rainfall
January and February are months with the least rain in Glentana when the rain falls for 2.5 days and typically aggregates up to 0.35" (9mm) of rain.Snowfall
January through May, October through December are months with snowfall in Glentana. In Glentana, during January, snow falls for 7.9 days and regularly aggregates up to 1.93" (49mm) of snow. In Glentana, during the entire year, snow falls for 43.8 days and aggregates up to 13.11" (333mm) of snow.Daylight
In January, the average length of the day is 8h and 49min.On the first day of the month, sunrise is at 7:58 am and sunset at 4:18 pm. On the last day of January, sunrise is at 7:36 am and sunset at 5:00 pm MST.
Sunshine
In January, the average sunshine in Glentana is 5h.UV index
In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 2 in January transforms into this advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Glentana, MT
- Average high temperature in January: 24.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (23.7°F).
- Average low temperature in January: 10.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (10.2°F).
Average pressure in January
Glentana, MT
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in January
Glentana, MT
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).
Average humidity in January
Glentana, MT
- Average humidity in January: 86%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (42%).
Average rainfall in January
Glentana, MT
- Average rainfall in January: 0.35"
The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and February (0.35").
Average rainfall days in January
Glentana, MT
- Average rainfall days in January: 2.5 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in January
Glentana, MT
- Average snowfall in January: 1.93"
The month with the highest snowfall is December (2.6").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Glentana, MT
- Average snowfall days in January: 7.9 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Glentana, MT
- Average daylight in January: 8h and 48min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Glentana, MT
- Average sunshine days in January: 21.1 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).
Average UV index in January
Glentana, MT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Glentana, MT
- 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 July (Cloud cover 16).
Average visibility in January
Glentana, MT
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





