January weather forecast
Packers Roost, MT

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Weather in January

January, like December, is a freezing cold winter month in Packers Roost, Montana, with an average temperature ranging between max 25.5°F (-3.6°C) and min 13.3°F (-10.4°C).

Temperature

Packers Roost signifies an average high-temperature of a still subzero cold 25.5°F (-3.6°C) in January, closely mirroring the 23.2°F (-4.9°C) of December. In January, the temperature in Packers Roost drops to an average of 13.3°F (-10.4°C) at night.

Humidity

January is the most humid month, with an average relative humidity of 93%.

Rainfall

The month with the most rainfall in Packers Roost is January, when the rain falls for 5.5 days and typically aggregates up to 2.56" (65mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. January is the month with the most snowfall in Packers Roost, Montana. Snow falls for 22.3 days and accumulates 20.16" (512mm) of snow.

Daylight

The average length of the day in January in Packers Roost is 8h and 49min.
On the first day of January in Packers Roost, sunrise is at 8:27 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:30 pm MST.

Sunshine

January has the least sunshine of the year, with an average of 3.1h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In January, the average maximum UV index of 1 translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in Packers Roost in January?

In January, the average high-temperature and low-temperature in Packers Roost, Montana, are 25.5°F (-3.6°C) and 13.3°F (-10.4°C) respectively.

What is the most humid month in Packers Roost?

With an average relative humidity of 93%, January is the most humid month in Packers Roost.

What is the average humidity in January in Packers Roost?

In January, the average relative humidity is 93%.

What is the rainiest month in Packers Roost?

January is the month with the most rainfall. Rain falls for 5.5 days and accumulates 2.56" (65mm) of precipitation.

How much does it rain in Packers Roost in January?

In Packers Roost, in January, during 5.5 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When does it snow the most in Packers Roost?

The month with the most snowfall is January, when snow falls for 22.3 days and typically aggregates up to 20.16" (512mm) of snow.

How many days does it snow in January in Packers Roost?

In January, in Packers Roost, Montana, it is snowing for 22.3 days. Throughout January, 20.16" (512mm) of snow is accumulated.

What is the average length of the day in January in Packers Roost?

The average day length in January is 8h and 49min.

What time are sunrise and sunset in January in Packers Roost?

On the first day of January in Packers Roost, sunrise is at 8:27 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:30 pm MST.

What is the month with the least sunshine in Packers Roost?

January has the least sunshine of the year in Packers Roost, with an average of 3.1h of sunshine.

How long on average sun shines in January in Packers Roost?

In Packers Roost, Montana, the average sunshine duration in January is 3.1h.

What are the months with the lowest UV index in Packers Roost?

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in January in Packers Roost?

The average daily maximum UV index in January in Packers Roost is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
23.2°F -4.9°C
25.5°F -3.6°C
25°F -3.9°C
Average low temperature
11.3°F -11.5°C
13.3°F -10.4°C
10.9°F -11.7°C
Average pressure
30.14" 766mmHg
30.15" 766mmHg
30.11" 765mmHg
Average wind speed
6.6mph 10.6km/h
6.9mph 11.1km/h
6.3mph 10.1km/h
Average max. wind speed
7mph 11.3km/h
7.4mph 11.9km/h
6.8mph 10.9km/h
Average wind speed gusts
10.7mph 17.2km/h
11.4mph 18.3km/h
9.8mph 15.8km/h
Average humidity
92%
93%
92%
Average rainfall
2.48" 63mm
2.56" 65mm
2.05" 52mm
Average rainfall days
5.5
5.5
4.3
Average snowfall
19.17" 487mm
20.16" 512mm
14.96" 380mm
Average snowfall days
22.8
22.3
21.3
Average daylight
8h 2min
8h 5min
10h 1min
Average sunshine
3h 1min
3h 1min
4h 1min
Average sunshine days
8
8.8
7.2
Average UV index
1
1
1
Average cloud cover
70%
71%
69%
Average visibility
4mi 6.4km
4mi 6.4km
4mi 6.4km

Average temperature in January
Packers Roost, MT

Average temperature in January - Packers Roost, MT
  • Average high temperature in January: 25.5°F

The warmest month (with the highest average high temperature) is July (73°F).
The month with the lowest average high temperature is December (23.2°F).

  • Average low temperature in January: 13.3°F

The months with the highest average low temperature are July and August (44.2°F).
The coldest month (with the lowest average low temperature) is February (10.9°F).

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Average pressure in January
Packers Roost, MT

Average pressure in January - Packers Roost, MT
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Packers Roost, MT

Average wind speed in January - Packers Roost, MT
  • Average wind speed in January: 6.9mph

The windiest month (with the highest average wind speed) is November (7mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
Packers Roost, MT

Average humidity in January - Packers Roost, MT
  • Average humidity in January: 93%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in January
Packers Roost, MT

Average rainfall in January - Packers Roost, MT
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is January (2.56").
The driest month (with the least rainfall) is August (0.71").

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Average rainfall days in January
Packers Roost, MT

Average rainfall days in January - Packers Roost, MT
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in January
Packers Roost, MT

Average snowfall in January - Packers Roost, MT
  • Average snowfall in January: 20.16"

The month with the highest snowfall is January (20.16").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Packers Roost, MT

Average snowfall days in January - Packers Roost, MT
  • Average snowfall days in January: 22.3 days

The month with the highest number of snowfall days is December (22.8 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Packers Roost, MT

Average daylight in January / Average sunshine in January - Packers Roost, 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 18min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in January
Packers Roost, MT

Average sunshine days in January - Packers Roost, MT
  • Average sunshine days in January: 8.8 days

The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is February (7.2 days).

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Average UV index in January
Packers Roost, MT

Average UV index in January - Packers Roost, MT
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in January
Packers Roost, MT

Average cloud cover in January - Packers Roost, MT
  • Average cloud cover in January: 71

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in January
Packers Roost, MT

Average visibility in January - Packers Roost, MT
  • Average visibility in January: 4mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Packers Roost, Montana, USA

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