January weather forecast
Sand Coulee, MT

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Weather in January

January in Sand Coulee, Montana, is an icy winter month, with an average temperature varying between 19.8°F (-6.8°C) and 32.2°F (0.1°C).

Temperature

Sand Coulee sees the arrival of January with an average high-temperature of an icy 32.2°F (0.1°C), indicating a subtle variation from December. During the nights in January, Sand Coulee experiences a consistent average temperature of 19.8°F (-6.8°C).

Humidity

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

Rainfall

In Sand Coulee, in January, it is raining for 5.5 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, there are 85.3 rainfall days, and 9.84" (250mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. In January, it is snowing for 11.6 days. Throughout January, 4.76" (121mm) of snow is accumulated. Throughout the year, there are 58.9 snowfall days, and 28.54" (725mm) of snow is accumulated.

Daylight

The average length of the day in January is 8h and 59min.
On the first day of January, sunrise is at 8:11 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:24 pm MST.

Sunshine

January, February and December, with an average of 5.6h of sunshine, are months with the least sunshine.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in January?

The high-temperature, in January, in Sand Coulee, is 32.2°F (0.1°C), while the low-temperature averages to 19.8°F (-6.8°C).

What is the most humid month?

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

What is the average humidity in January?

In January, the average relative humidity is 77%.

How many days does it rain in January?

In Sand Coulee, in January, during 5.5 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

How much does it snow in January?

In Sand Coulee, in January, snow falls for 11.6 days, with typically accumulated 4.76" (121mm) of snow.

What is the average length of the day in January?

In January, the average day length is 8h and 59min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 8:11 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:24 pm MST.

What are the months with the least sunshine in Sand Coulee?

January, February and December, with an average of 5.6h of sunshine, are months with the least sunshine.

How many hours of sunshine does Sand Coulee have in January?

In January, the average sunshine duration is 5.6h.

When is the lowest UV index?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January in Sand Coulee?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Sand Coulee, MT

Average temperature in January - Sand Coulee, MT
  • Average high temperature in January: 32.2°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°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is August (58.5°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).

Average pressure in January
Sand Coulee, MT

Average pressure in January - Sand Coulee, 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).

Average wind speed in January
Sand Coulee, MT

Average wind speed in January - Sand Coulee, MT
  • Average wind speed in January: 11.4mph

The windiest months (with the highest average wind speed) are January and November (11.4mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

Average humidity in January
Sand Coulee, MT

Average humidity in January - Sand Coulee, 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 (40%).

Average rainfall in January
Sand Coulee, MT

Average rainfall in January - Sand Coulee, MT
  • Average rainfall in January: 0.71"

The wettest month (with the highest rainfall) is June (1.57").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in January
Sand Coulee, MT

Average rainfall days in January - Sand Coulee, MT
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is May (11.7 days).
The months with the least rainy days are November and December (4 days).

Average snowfall in January
Sand Coulee, MT

Average snowfall in January - Sand Coulee, MT
  • Average snowfall in January: 4.76"

The month with the highest snowfall is February (5.67").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Sand Coulee, MT

Average snowfall days in January - Sand Coulee, MT
  • Average snowfall days in January: 11.6 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
Sand Coulee, MT

Average daylight in January / Average sunshine in January - Sand Coulee, 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 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 36min).

Average sunshine days in January
Sand Coulee, MT

Average sunshine days in January - Sand Coulee, MT
  • Average sunshine days in January: 15.8 days

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (12.4 days).

Average UV index in January
Sand Coulee, MT

Average UV index in January - Sand Coulee, 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
Sand Coulee, MT

Average cloud cover in January - Sand Coulee, MT
  • Average cloud cover in January: 40

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 13).

Average visibility in January
Sand Coulee, MT

Average visibility in January - Sand Coulee, 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).

Sand Coulee, Montana, USA

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