January weather forecast
Dagmar, MT

Share

Weather in January

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

Temperature

The advent of January observes an average high-temperature of a still freezing cold 20.7°F (-6.3°C), nearly identical to December's 21.9°F (-5.6°C). An average nighttime temperature of 7.2°F (-13.8°C) is witnessed throughout January.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 88%.

Rainfall

In Dagmar, in January, during 3.3 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 93.3 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Snowfall

Months with snowfall 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. In Dagmar, during the entire year, snow falls for 66.5 days and aggregates up to 19.02" (483mm) of snow.

Daylight

The average length of the day in January is 8h and 50min.
On the first day of the month, sunrise is at 7:48 am and sunset at 4:11 pm. On the last day of January, sunrise is at 7:27 am and sunset at 4:52 pm MST.

Sunshine

The average sunshine in January is 4.3h.

UV index

In Dagmar, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January in Dagmar?

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

What are the most humid months?

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

What is the average humidity in January?

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

How many days does it rain in January?

In Dagmar, 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 Dagmar, during January, snow falls for 12.8 days and regularly aggregates up to 2.87" (73mm) of snow.

What is the average length of the day in January?

The average day length in January is 8h and 50min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:48 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:52 pm MST.

How long on average sun shines in January?

In Dagmar, the average sunshine duration in January is 4.3h.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Dagmar, MT

Average temperature in January - Dagmar, 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
Dagmar, MT

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

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

Average wind speed in January
Dagmar, MT

Average wind speed in January - Dagmar, 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
Dagmar, MT

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

The 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
Dagmar, MT

Average rainfall in January - Dagmar, 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
Dagmar, MT

Average rainfall days in January - Dagmar, 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
Dagmar, MT

Average snowfall in January - Dagmar, MT
  • Average snowfall in January: 2.87"

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

Average snowfall days in January
Dagmar, MT

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

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

Average daylight in January /
Average sunshine in January
Dagmar, MT

Average daylight in January / Average sunshine in January - Dagmar, MT
  • Average daylight in January: 8h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in January
Dagmar, MT

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

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

Average UV index in January
Dagmar, MT

Average UV index in January - Dagmar, 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
Dagmar, MT

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

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

Average visibility in January
Dagmar, MT

Average visibility in January - Dagmar, MT
  • Average visibility in January: 5mi

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

Dagmar, Montana, USA

Weather forecast for your location

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