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
January's advent notes a subtle adjustment in average high-temperature to a wintry 32°F (0°C) from December. During January, the average low-temperature in Roberts, Montana, is a freezing cold 18.7°F (-7.4°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 6 days and typically collects 0.51" (13mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Roberts. In Roberts, during January, snow falls for 9.9 days and regularly aggregates up to 3.58" (91mm) of snow. Throughout the year, there are 61.5 snowfall days, and 41.77" (1061mm) of snow is accumulated.Daylight
In January, the average length of the day in Roberts is 9h and 12min.On the first day of January, sunrise is at 7:56 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:21 pm MST.
Sunshine
In January, the average sunshine 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 estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Roberts in January?
What is the most humid month in Roberts?
What is the average humidity in January in Roberts?
What is the driest month in Roberts?
How many days does it rain in January in Roberts?
How much does it snow in Roberts in January?
What is the average length of the day in January in Roberts?
What time are sunrise and sunset in January in Roberts?
How long on average sun shines in January in Roberts?
What is the month with the lowest UV index in Roberts?
What is the UV index reading in January in Roberts?
Average temperature in January
Roberts, MT
- Average high temperature in January: 32°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (30.7°F).
- Average low temperature in January: 18.7°F
The months with the highest average low temperature are July and August (57.2°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).
Average pressure in January
Roberts, 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
Roberts, MT
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in January
Roberts, 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
Roberts, MT
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in January
Roberts, MT
- Average rainfall days in January: 6 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4 days).
Average snowfall in January
Roberts, MT
- Average snowfall in January: 3.58"
The month with the highest snowfall is February (6.81").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Roberts, MT
- Average snowfall days in January: 9.9 days
The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Roberts, MT
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).
Average sunshine days in January
Roberts, MT
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in January
Roberts, 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
Roberts, MT
- Average cloud cover in January: 32
The month with the most cloud cover is February (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in January
Roberts, 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).
Roberts, Montana, USA
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