January weather forecastWagner, MT
January
Weather in January
January, like December, is a freezing cold winter month in Wagner, Montana, with temperature in the range of an average low of 11.8°F (-11.2°C) and an average high of 25.7°F (-3.5°C).Temperature
The coldest period, with an average high-temperature of 25.7°F (-3.5°C), falls in January and February.Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
In Wagner, Montana, in January, during 5.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Wagner, during the entire year, the rain falls for 103.3 days and collects up to 11.85" (301mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Wagner, in January, during 12.5 snowfall days, 3.54" (90mm) of snow is typically accumulated. In Wagner, during the entire year, snow falls for 59.6 days and aggregates up to 20.28" (515mm) 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 8:03 am and sunset at 4:28 pm. On the last day of January, sunrise is at 7:42 am and sunset at 5:09 pm MST.
Sunshine
In January, the average sunshine is 5h.UV index
The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In January, a daily UV index of 2 turns into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Wagner, MT
- Average high temperature in January: 25.7°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The months with the lowest average high temperature are January and February (25.7°F).
- Average low temperature in January: 11.8°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in January
Wagner, MT
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in January
Wagner, MT
- Average wind speed in January: 9.7mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).
Average humidity in January
Wagner, MT
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (41%).
Average rainfall in January
Wagner, MT
- Average rainfall in January: 0.59"
The wettest months (with the highest rainfall) are May and June (1.89").
The driest months (with the least rainfall) are February and December (0.55").
Average rainfall days in January
Wagner, MT
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is December (4 days).
Average snowfall in January
Wagner, MT
- Average snowfall in January: 3.54"
The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Wagner, MT
- Average snowfall days in January: 12.5 days
The month with the highest number of snowfall days is December (12.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Wagner, MT
- Average daylight in January: 8h and 54min
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: 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 48min).
Average sunshine days in January
Wagner, MT
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in January
Wagner, 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
Wagner, MT
- Average cloud cover in January: 46
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in January
Wagner, MT
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





