January weather forecast and climate
Plentywood, MT

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

Temperature

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

Humidity

Months with the highest humidity in Plentywood, Montana, are January and February, with an average relative humidity of 88%.

Rainfall

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

Snowfall

Months with snowfall in Plentywood are January through May, October through December. In January, it is snowing for 12.8 days. Throughout January, 2.87" (73mm) of snow is accumulated. Throughout the year, there are 66.5 snowfall days, and 19.02" (483mm) of snow is accumulated.

Daylight

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

Sunshine

In Plentywood, the average sunshine is 4.3h.

UV index

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in January in Plentywood?

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

What is the most humid month in Plentywood?

Months with the highest humidity in Plentywood, Montana, are January and February, with an average relative humidity of 88%.

What is the average humidity in January in Plentywood?

In Plentywood, the average relative humidity in January is 88%.

How many days does it rain in January in Plentywood?

In Plentywood, Montana, in January, it is raining for 3.3 days, with typically 0.51" (13mm) of accumulated precipitation.

How many days does it snow in January in Plentywood?

In Plentywood, in January, during 12.8 snowfall days, 2.87" (73mm) of snow is typically accumulated.

How many hours of daylight does Plentywood have in January?

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

How long on average sun shines in January in Plentywood?

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

How high is the UV index in January in Plentywood?

In Plentywood, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV rays.
Average temperature in January - Plentywood, MT
  • Average high temperature in January: 20.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).

  • Average low temperature in January: 7.2°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).

Average pressure in January - Plentywood, MT
  • Average pressure in January: 30.14"

The month with the highest atmospheric pressure is February (30.17").
The month with the lowest atmospheric pressure is June (29.83").

Average wind speed in January - Plentywood, MT
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

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: 0.51"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").

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: 2.87"

The month with the highest snowfall is November (3.74").
Months with the least snowfall are June, July, August and September (0").

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: 5mi

Months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, February, March and December (5mi).