January weather forecast
Fort Benton, MT

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Weather in January

January, like December, is another subzero cold winter month in Fort Benton, Montana, with temperature in the range of an average high of 30.9°F (-0.6°C) and an average low of 18.7°F (-7.4°C).

Temperature

At the onset of January, Fort Benton records an average high-temperature of a still freezing cold 30.9°F (-0.6°C), showing little deviation from the preceding month. Throughout the month of January, Fort Benton reports a steady low-temperature average of 18.7°F (-7.4°C).

Humidity

January is the most humid month, with an average relative humidity of 78%.

Rainfall

In Fort Benton, in January, during 5.3 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Fort Benton, during the entire year, the rain falls for 119.1 days and collects up to 13.43" (341mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Fort Benton, in January, snow falls for 11.1 days, with typically accumulated 5.28" (134mm) of snow. Throughout the year, there are 58.3 snowfall days, and 29.37" (746mm) of snow is accumulated.

Daylight

In Fort Benton, the average length of the day in January is 8h and 56min.
On the first day of January in Fort Benton, Montana, sunrise is at 8:11 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:20 pm MST.

Sunshine

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

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 low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January?

January temperatures vary between a high-temperature of 30.9°F (-0.6°C) and a low-temperature of 18.7°F (-7.4°C).

What is the most humid month?

The most humid month in Fort Benton is January, with an average relative humidity of 78%.

What is the average humidity in January?

In Fort Benton, Montana, the average relative humidity in January is 78%.

How much does it rain in January?

In January, the rain falls for 5.3 days. Throughout January, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in January?

In Fort Benton, during January, snow falls for 11.1 days and regularly aggregates up to 5.28" (134mm) of snow.

How many hours of daylight does Fort Benton have in January?

In January, the average day length is 8h and 56min.

What time are sunrise and sunset in January?

On the first day of January in Fort Benton, Montana, sunrise is at 8:11 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:20 pm MST.

What is the month with the least sunshine?

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

How many hours of sunshine does Fort Benton have in January?

In January, the average sunshine duration is 5.5h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

In Fort Benton, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from 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
Fort Benton, MT

Average temperature in January - Fort Benton, MT
  • Average high temperature in January: 30.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in January: 18.7°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 (18.1°F).

Average pressure in January
Fort Benton, MT

Average pressure in January - Fort Benton, 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
Fort Benton, MT

Average wind speed in January - Fort Benton, MT
  • Average wind speed in January: 10.7mph

The windiest months (with the highest average wind speed) are January and November (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

Average humidity in January
Fort Benton, MT

Average humidity in January - Fort Benton, MT
  • Average humidity in January: 78%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (39%).

Average rainfall in January
Fort Benton, MT

Average rainfall in January - Fort Benton, MT
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in January
Fort Benton, MT

Average rainfall days in January - Fort Benton, MT
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in January
Fort Benton, MT

Average snowfall in January - Fort Benton, MT
  • Average snowfall in January: 5.28"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Fort Benton, MT

Average snowfall days in January - Fort Benton, MT
  • Average snowfall days in January: 11.1 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Fort Benton, MT

Average daylight in January / Average sunshine in January - Fort Benton, 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 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).

Average sunshine days in January
Fort Benton, MT

Average sunshine days in January - Fort Benton, MT
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in January
Fort Benton, MT

Average UV index in January - Fort Benton, MT
  • Average UV index in January: 2

The months with the highest UV index are June and 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
Fort Benton, MT

Average cloud cover in January - Fort Benton, MT
  • Average cloud cover in January: 42

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in January
Fort Benton, MT

Average visibility in January - Fort Benton, 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).

Fort Benton, Montana, USA

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