January weather forecast
Monarch, MT

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Weather in January

January, like December, is another subzero cold winter month in Monarch, Montana, with temperature in the range of an average low of 14°F (-10°C) and an average high of 26.6°F (-3°C).

Temperature

Monarch marks the onset of January with an average high-temperature of a still subzero cold 26.6°F (-3°C), subtly divergent from December's 24.3°F (-4.3°C). During January, Monarch's temperature falls to a steady low-temperature average of 14°F (-10°C).

Humidity

In Monarch, the average relative humidity in January is 86%.

Rainfall

In Monarch, in January, it is raining for 5.8 days, with typically 1.46" (37mm) of accumulated precipitation. In Monarch, during the entire year, the rain falls for 138.1 days and collects up to 28.58" (726mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall. In January, it is snowing for 18.3 days. Throughout January, 11.22" (285mm) of snow is accumulated. Throughout the year, there are 137.4 snowfall days, and 110.08" (2796mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 1min.
On the first day of the month, sunrise is at 8:09 am and sunset at 4:44 pm. On the last day of January, sunrise is at 7:49 am and sunset at 5:23 pm MST.

Sunshine

The average sunshine in January is 5.1h.

UV index

The months with the lowest UV index are January and February, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January in Monarch?

In January, the average high-temperature and low-temperature are 26.6°F (-3°C) and 14°F (-10°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 86%.

How many days does it rain in January?

In Monarch, during January, the rain falls for 5.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 18.3 days. Throughout January, 11.22" (285mm) of snow is accumulated.

How many hours of daylight does Monarch have in January?

In Monarch, the average day length in January is 9h and 1min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 8:09 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:23 pm MST.

How many hours of sunshine does Monarch have in January?

In January, the average sunshine duration is 5.1h.

When is the lowest UV index in Monarch?

The months with the lowest UV index are January and February, with an average maximum UV index of 1.

How high is the UV index in January?

In Monarch, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Monarch, MT

Average temperature in January - Monarch, MT
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (24.3°F).

  • Average low temperature in January: 14°F

The months with the highest average low temperature are July and August (48.2°F).
The coldest month (with the lowest average low temperature) is December (11.7°F).

Average pressure in January
Monarch, MT

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

The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in January
Monarch, MT

Average wind speed in January - Monarch, MT
  • Average wind speed in January: 9.8mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
Monarch, MT

Average humidity in January - Monarch, MT
  • Average humidity in January: 86%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (53%).

Average rainfall in January
Monarch, MT

Average rainfall in January - Monarch, MT
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is December (1.26").

Average rainfall days in January
Monarch, MT

Average rainfall days in January - Monarch, MT
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in January
Monarch, MT

Average snowfall in January - Monarch, MT
  • Average snowfall in January: 11.22"

The month with the highest snowfall is April (19.29").
The month with the least snowfall is July (0").

Average snowfall days in January
Monarch, MT

Average snowfall days in January - Monarch, MT
  • Average snowfall days in January: 18.3 days

The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in January / Average sunshine in January - Monarch, MT
  • Average daylight in January: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Monarch, MT

Average sunshine days in January - Monarch, MT
  • Average sunshine days in January: 12.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is May (4.7 days).

Average UV index in January
Monarch, MT

Average UV index in January - Monarch, 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 and February (UV index 1).

Average cloud cover in January
Monarch, MT

Average cloud cover in January - Monarch, MT
  • Average cloud cover in January: 50

The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in January
Monarch, MT

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

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

Monarch, Montana, USA

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