January weather forecast and climate
Plentywood, MT

January, the same as December, in Plentywood, Montana, is another subzero cold winter month, with average temperature ranging between min 7.2°F (-13.8°C) and max 20.7°F (-6.3°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still freezing cold 20.7°F (-6.3°C). The average low-temperature, is 7.2°F (-13.8°C).

Humidity

January and February, with an average relative humidity of 88%, are most humid months in Plentywood.

Rainfall

In January, the rain falls for 3.3 days. Throughout January, 0.51" (13mm) of precipitation is accumulated. In Plentywood, during the entire year, the rain falls for 93.3 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In January, it is snowing for 12.8 days. Throughout January, 2.87" (73mm) of snow is accumulated. In Plentywood, during the entire year, snow falls for 66.5 days, and aggregates up to 19.02" (483mm) of snow.

Daylight

In January, the average length of the day in Plentywood, Montana, is 8.8h.

Sunshine

In January, the average sunshine in Plentywood is 4.3h.

UV index

In Plentywood, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in January in Plentywood?

The average high-temperature, in January, is 20.7°F (-6.3°C), while the average low-temperature is 7.2°F (-13.8°C).

What is the most humid month in Plentywood?

January and February, with an average relative humidity of 88%, are most humid months in Plentywood, Montana.

What is the average humidity in January in Plentywood?

In January, the average relative humidity is 88%.

How much does it rain in Plentywood in January?

In Plentywood, during January, the rain falls for 3.3 days and regularly aggregates up to 0.51" (13mm) of precipitation.

How much does it snow in Plentywood in January?

In Plentywood, in January, snow falls for 12.8 days, with typically accumulated 2.87" (73mm) of snow.

What is the average length of the day in January in Plentywood?

In Plentywood, Montana, the average length of the day in January is 8.8h.

How many hours of sunshine does Plentywood have in January?

In Plentywood, the average sunshine in January is 4.3h.

How high is the UV index in January in Plentywood?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.
Average temperature in January - Plentywood, MT
  • Average high temperature in January: -6.3°C

The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is February (-6.8°C).

  • Average low temperature in January: -13.8°C

The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in January - Plentywood, MT
  • Average pressure in January: 1020.8mbar

The month with the highest atmospheric pressure is February (1021.6mbar).
The month with the lowest atmospheric pressure is June (1010.2mbar).

Average wind speed in January - Plentywood, MT
  • Average wind speed in January: 16.8km/h

The windiest month (with the highest average wind speed) is April (17.8km/h).
The calmest month (with the lowest average wind speed) is February (14.8km/h).

Average humidity in January - Plentywood, MT
  • Average humidity in January: 88%

Months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

Average rainfall in January - Plentywood, MT
  • Average rainfall in January: 13mm

The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in January - Plentywood, MT
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in January - Plentywood, MT
  • Average snowfall in January: 73mm

The month with the highest snowfall is November (95mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January - Plentywood, MT
  • Average snowfall days in January: 12.8 days

The month with the highest number of snowfall days is February (13.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Plentywood, MT
  • Average daylight in January: 8.8h

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in January: 4.3h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 3.9h).

Average sunshine days in January - Plentywood, MT
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is August (20.1 days).
Months with the least sunshine days are February and June (13.8 days).

Average UV index in January - Plentywood, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in January - Plentywood, MT
  • Average cloud cover in January: 55

The month with the most cloud cover is February (Cloud cover 60).
Months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in January - Plentywood, MT
  • Average visibility in January: 8km

Months with the highest visibility are May, June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March and December (8km).