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
Yaak's average high-temperature in January is a still subzero cold 27.3°F (-2.6°C), marking an insignificant difference from the 25.5°F (-3.6°C) of December. Yaak observes an average nighttime temperature of 14.2°F (-9.9°C) during January.Humidity
January is the most humid month, with an average relative humidity of 95%.Rainfall
In Yaak, in January, during 8.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Yaak, during the entire year, the rain falls for 136.3 days and collects up to 15.35" (390mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Yaak, Montana, in January, during 21.2 snowfall days, 9.37" (238mm) of snow is typically accumulated. Throughout the year, there are 110.7 snowfall days, and 46.81" (1189mm) of snow is accumulated.Daylight
The average length of the day in January is 8h and 49min.On the first day of the month, sunrise is at 8:36 am and sunset at 4:56 pm. On the last day of January, sunrise is at 8:14 am and sunset at 5:38 pm MST.
Sunshine
With an average of 3.1h 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 in Yaak. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during January translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Yaak in January?
What is the most humid month in Yaak?
What is the average humidity in January in Yaak?
How much does it rain in Yaak in January?
How many days does it snow in January in Yaak?
What is the average length of the day in January in Yaak?
When is the sunrise / sunset in January in Yaak?
What is the month with the least sunshine in Yaak?
How many hours of sunshine does Yaak have in January?
What is the month with the lowest UV index in Yaak?
What is the UV index intensity in January in Yaak?
Average temperature in January
Yaak, MT
- Average high temperature in January: 27.3°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (25.5°F).
- Average low temperature in January: 14.2°F
The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).
Average pressure in January
Yaak, MT
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Yaak, MT
- Average wind speed in January: 3.5mph
The windiest month (with the highest average wind speed) is June (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).
Average humidity in January
Yaak, MT
- Average humidity in January: 95%
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (55%).
Average rainfall in January
Yaak, MT
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.39").
Average rainfall days in January
Yaak, MT
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is April (17 days).
The month with the least rainy days is August (6.1 days).
Average snowfall in January
Yaak, MT
- Average snowfall in January: 9.37"
The month with the highest snowfall is February (10").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Yaak, MT
- Average snowfall days in January: 21.2 days
The month with the highest number of snowfall days is December (22.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Yaak, MT
- Average daylight in January: 8h and 5min
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: 3h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in January
Yaak, MT
- Average sunshine days in January: 9 days
The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (6.3 days).
Average UV index in January
Yaak, MT
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Yaak, MT
- Average cloud cover in January: 70
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in January
Yaak, MT
- Average visibility in January: 2mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Yaak, Montana, USA
Weather forecast for your location
2. Allow the app to use your location
