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 the onset of January, a modest change to a still freezing cold 28.8°F (-1.8°C) from December's 28.2°F (-2.1°C) is noted in high-temperature. Throughout the month of January, Riverview Colony observes an average nighttime temperature of 16.7°F (-8.5°C).Humidity
The most humid month in Riverview Colony is January, with an average relative humidity of 81%.Rainfall
In Riverview Colony, during January, the rain falls for 5 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 113.8 rainfall days, and 11.89" (302mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Riverview Colony. In Riverview Colony, during January, snow falls for 12.5 days and regularly aggregates up to 4.25" (108mm) of snow. Throughout the year, there are 65.1 snowfall days, and 24.69" (627mm) of snow is accumulated.Daylight
In January, the average length of the day in Riverview Colony is 8h and 53min.On the first day of January, sunrise is at 8:14 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:21 pm MST.
Sunshine
The months with the least sunshine in Riverview Colony are January and December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during January leads to these advisories:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Riverview Colony?
What is the most humid month in Riverview Colony?
What is the average humidity in January in Riverview Colony?
How much does it rain in Riverview Colony in January?
How much does it snow in Riverview Colony in January?
What is the average length of the day in January in Riverview Colony?
When are sunrise and sunset in January in Riverview Colony?
What are the months with the least sunshine in Riverview Colony?
How many hours of sunshine does Riverview Colony have in January?
What are the months with the lowest UV index in Riverview Colony?
How high is the UV index in January in Riverview Colony?
Average temperature in January
Riverview Colony, MT
- Average high temperature in January: 28.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is December (28.2°F).
- Average low temperature in January: 16.7°F
The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).
Average pressure in January
Riverview Colony, MT
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in January
Riverview Colony, MT
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in January
Riverview Colony, MT
- Average humidity in January: 81%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in January
Riverview Colony, MT
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days in January
Riverview Colony, MT
- Average rainfall days in January: 5 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5 days).
Average snowfall in January
Riverview Colony, MT
- Average snowfall in January: 4.25"
The month with the highest snowfall is February (5").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Riverview Colony, MT
- Average snowfall days in January: 12.5 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Riverview Colony, MT
- Average daylight in January: 8h and 5min
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 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in January
Riverview Colony, MT
- Average sunshine days in January: 17 days
The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in January
Riverview Colony, 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, October, November and December (UV index 2).
Average cloud cover in January
Riverview Colony, MT
- Average cloud cover in January: 43
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in January
Riverview Colony, 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).
Riverview Colony, Montana, USA
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