January weather forecast
Sun Prairie, MT

Share

Weather in January

January, like December, is a freezing cold winter month in Sun Prairie, Montana, with temperature in the range of an average high of 31.8°F (-0.1°C) and an average low of 19.2°F (-7.1°C).

Temperature

The average high-temperature during January registers at a still subzero cold 31.8°F (-0.1°C), closely corresponding to the preceding month. Throughout January, an average low-temperature of 19.2°F (-7.1°C) is experienced in Sun Prairie.

Humidity

January is the most humid month in Sun Prairie, with an average relative humidity of 77%.

Rainfall

The months with the least rainfall in Sun Prairie are January and July Rain falls for 4.8 days and accumulates 0.59" (15mm) of rain.

Snowfall

January through May, September through December are months with snowfall. In January, in Sun Prairie, it is snowing for 11 days. Throughout January, 4.25" (108mm) of snow is accumulated. Throughout the year, in Sun Prairie, there are 66.6 snowfall days, and 32.17" (817mm) of snow is accumulated.

Daylight

The average length of the day in January is 8h and 58min.
On the first day of January in Sun Prairie, sunrise is at 8:13 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:25 pm MST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5.5h of sunshine.

UV index

The months with the lowest UV index in Sun Prairie, Montana, are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
[Resources]

Frequently asked questions

How cold is it in Sun Prairie in January?

In January, in Sun Prairie, the average high-temperature is 31.8°F (-0.1°C), and the average low-temperature is 19.2°F (-7.1°C).

What is the most humid month in Sun Prairie?

The most humid month in Sun Prairie, Montana, is January, with an average relative humidity of 77%.

What is the average humidity in January in Sun Prairie?

The average relative humidity in January is 77%.

What is the driest month in Sun Prairie?

The months with the least rainfall in Sun Prairie, Montana, are January and July Rain falls for 4.8 days and accumulates 0.59" (15mm) of rain.

How many days does it rain in January in Sun Prairie?

In January, in Sun Prairie, Montana, the rain falls for 4.8 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

How many days does it snow in January in Sun Prairie?

In Sun Prairie, in January, snow falls for 11 days, with typically accumulated 4.25" (108mm) of snow.

What is the average length of the day in January in Sun Prairie?

In January, the average day length in Sun Prairie, Montana, is 8h and 58min.

What time are sunrise and sunset in January in Sun Prairie?

In January, on the first day of the month, sunrise is at 8:13 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:25 pm MST.

What are the months with the least sunshine in Sun Prairie?

January, February and December, with an average of 5.5h of sunshine, are months with the least sunshine in Sun Prairie.

How long on average sun shines in January in Sun Prairie?

The average sunshine duration in January in Sun Prairie is 5.5h.

What is the month with the lowest UV index in Sun Prairie?

The months with the lowest UV index in Sun Prairie, Montana, are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in January in Sun Prairie?

In Sun Prairie, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Sun Prairie, MT

Average temperature in January - Sun Prairie, MT
  • Average high temperature in January: 31.8°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 (29.8°F).

  • Average low temperature in January: 19.2°F

The month with the highest average low temperature is August (57.6°F).
The coldest month (with the lowest average low temperature) is December (18.1°F).

[Resources]

Average pressure in January
Sun Prairie, MT

Average pressure in January - Sun Prairie, MT
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

[Resources]

Average wind speed in January
Sun Prairie, MT

Average wind speed in January - Sun Prairie, MT
  • Average wind speed in January: 11.1mph

The windiest month (with the highest average wind speed) is November (11.2mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

[Resources]

Average humidity in January
Sun Prairie, MT

Average humidity in January - Sun Prairie, MT
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (41%).

[Resources]

Average rainfall in January
Sun Prairie, MT

Average rainfall in January - Sun Prairie, MT
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is June (1.97").
The driest months (with the least rainfall) are January and July (0.59").

[Resources]

Average rainfall days in January
Sun Prairie, MT

Average rainfall days in January - Sun Prairie, MT
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is November (4.4 days).

[Resources]

Average snowfall in January
Sun Prairie, MT

Average snowfall in January - Sun Prairie, MT
  • Average snowfall in January: 4.25"

The month with the highest snowfall is February (5.28").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in January
Sun Prairie, MT

Average snowfall days in January - Sun Prairie, MT
  • Average snowfall days in January: 11 days

The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are July and August (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Sun Prairie, MT

Average daylight in January / Average sunshine in January - Sun Prairie, MT
  • Average daylight in January: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in January: 5h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).

[Resources]

Average sunshine days in January
Sun Prairie, MT

Average sunshine days in January - Sun Prairie, MT
  • Average sunshine days in January: 18 days

The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is April (11.6 days).

[Resources]

Average UV index in January
Sun Prairie, MT

Average UV index in January - Sun Prairie, 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).

[Resources]

Average cloud cover in January
Sun Prairie, MT

Average cloud cover in January - Sun Prairie, MT
  • Average cloud cover in January: 41

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 13).

[Resources]

Average visibility in January
Sun Prairie, MT

Average visibility in January - Sun Prairie, 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).

[Resources]

Sun Prairie, Montana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location