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
With January's arrival, Rapelje's weather records an average high-temperature of a wintry 32.5°F (0.3°C), marking little difference from December's 30.9°F (-0.6°C). Rapelje's nighttime temperature in January falls to an average of 19°F (-7.2°C).Humidity
January is the most humid month, with an average relative humidity of 76%.Rainfall
The month with the least rainfall is January, when the rain falls for 8 days and typically collects 0.63" (16mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Rapelje, in January, during 11.8 snowfall days, 4.49" (114mm) of snow is typically accumulated. Throughout the year, there are 63.3 snowfall days, and 39.09" (993mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 8min.On the first day of January, sunrise is at 7:58 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:20 pm MST.
Sunshine
In Rapelje, the average sunshine in January is 6.4h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In January, the maximum UV index of 2 suggests this advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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 in Rapelje?
What is the driest month?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Rapelje have in January?
What is the month with the lowest UV index in Rapelje?
What is the UV index reading in January?
Average temperature in January
Rapelje, MT
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.9°F).
- Average low temperature in January: 19°F
The month with the highest average low temperature is August (57.2°F).
The coldest month (with the lowest average low temperature) is February (17.4°F).
Average pressure in January
Rapelje, MT
- Average pressure in January: 30.15"Hg
The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Rapelje, MT
- Average wind speed in January: 8.9mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in January
Rapelje, MT
- Average humidity in January: 76%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).
Average rainfall in January
Rapelje, MT
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in January
Rapelje, MT
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in January
Rapelje, MT
- Average snowfall in January: 4.49"
The month with the highest snowfall is February (7.36").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Rapelje, MT
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is February (13.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Rapelje, 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: 6h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).
Average sunshine days in January
Rapelje, MT
- Average sunshine days in January: 16.4 days
The month with the most sunshine days is September (18.9 days).
The month with the least sunshine days is April (9.5 days).
Average UV index in January
Rapelje, MT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Rapelje, MT
- Average cloud cover in January: 33
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in January
Rapelje, 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).
Rapelje, Montana, USA
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