January weather forecast
Nyack, MT

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Weather in January

January, the same as December, in Nyack, Montana, is another subzero cold winter month, with temperature in the range of an average low of 13.3°F (-10.4°C) and an average high of 25.5°F (-3.6°C).

Temperature

In January, Nyack's weather conditions record an average high-temperature of a still freezing cold 25.5°F (-3.6°C), demonstrating little divergence from the preceding month. Nyack's temperature in January lowers to a consistent average of 13.3°F (-10.4°C) during the nights.

Humidity

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

Rainfall

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

Snowfall

Months with snowfall are January through June, September through December. The month with the most snowfall in Nyack is January, when snow falls for 22.3 days and typically aggregates up to 20.16" (512mm) of snow.

Daylight

In January, the average length of the day is 8h and 52min.
On the first day of January, sunrise is at 8:26 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 5:31 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 3.1h of sunshine.

UV index

The months with the lowest UV index in Nyack are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 1 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is January in Nyack?

In January, in Nyack, the average high-temperature is 25.5°F (-3.6°C), and the average low-temperature is 13.3°F (-10.4°C).

What is the most humid month in Nyack?

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

What is the average humidity in January in Nyack?

The average relative humidity in January in Nyack, Montana, is 93%.

What is the rainiest month in Nyack?

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

How many days does it rain in January in Nyack?

In January, in Nyack, Montana, the rain falls for 5.5 days. Throughout January, 2.56" (65mm) of precipitation is accumulated.

What is the snowiest month in Nyack?

January is the month with the most snowfall. Snow falls for 22.3 days and accumulates 20.16" (512mm) of snow.

How much does it snow in Nyack in January?

In Nyack, Montana, in January, snow falls for 22.3 days, with typically accumulated 20.16" (512mm) of snow.

How many hours of daylight does Nyack have in January?

The average day length in January in Nyack is 8h and 52min.

What time are sunrise and sunset in January in Nyack?

On the first day of January in Nyack, Montana, sunrise is at 8:26 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 5:31 pm MST.

What is the month with the least sunshine in Nyack?

With an average of 3.1h of sunshine, January has the least sunshine of the year in Nyack.

How long on average sun shines in January in Nyack?

In January, the average sunshine duration in Nyack is 3.1h.

When is the lowest UV index in Nyack?

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

What is the UV index intensity in January in Nyack?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Nyack, MT

Average temperature in January - Nyack, 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
Nyack, MT

Average pressure in January - Nyack, 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
Nyack, MT

Average wind speed in January - Nyack, 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
Nyack, MT

Average humidity in January - Nyack, 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
Nyack, MT

Average rainfall in January - Nyack, 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
Nyack, MT

Average rainfall days in January - Nyack, 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
Nyack, MT

Average snowfall in January - Nyack, 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
Nyack, MT

Average snowfall days in January - Nyack, 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
Nyack, MT

Average daylight in January / Average sunshine in January - Nyack, 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 24min).

  • 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
Nyack, MT

Average sunshine days in January - Nyack, 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
Nyack, MT

Average UV index in January - Nyack, 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
Nyack, MT

Average cloud cover in January - Nyack, 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
Nyack, MT

Average visibility in January - Nyack, 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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Nyack, Montana, USA

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