January weather forecast
Butte, MT

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Houses and old frames in an open space that is a former mine ground in Butte, Montana
Houses and old frames in an open space that is a former mine ground in Butte, Montana

Weather in January

In the city of Butte, Montana, USA, January establishes itself as a chilly start to the year. Citizens are often seen nestled in heavy clothing while trudging through snowy landscapes, a testament to the cold, which comes from temperatures dropping to an average low of 11.1°F (-11.6°C). Compared to the following month, February, there is not much difference, which implies an extended winter season. The snow creates a picturesque view throughout, but people must remain cautious, especially on the roads. Although the cold is biting, the enthusiasm and warmth of the locals fill the city.

Temperature

An average high-temperature of a still subzero cold 27.9°F (-2.3°C) marks January, exhibiting a close resemblance to the conditions in December. In Butte, the average nighttime temperature during January is a frigid cold 11.1°F (-11.6°C).

Humidity

The months with the highest humidity in Butte, Montana, are January, February and December, with an average relative humidity of 87%.

Rainfall

The months with the least rainfall are January, November and December Rain falls for 4.3 days and accumulates 0.67" (17mm) of rain.

Snowfall

January through June, September through December are months with snowfall. In January, it is snowing for 14.7 days. Throughout January, 5.43" (138mm) of snow is accumulated. Throughout the year, in Butte, there are 103.1 snowfall days, and 52.56" (1335mm) of snow is accumulated.

Daylight

The average length of the day in January in Butte, Montana, is 9h and 8min.
On the first day of January, sunrise is at 8:11 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:33 pm MST.

Sunshine

The average sunshine in January is 5.4h.

UV index

In Butte, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In January, an average UV index of 2 transforms into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

How cold is January in Butte?

The high-temperature in Butte during January is 27.9°F (-2.3°C) and the low-temperature is 11.1°F (-11.6°C).

What is the most humid month in Butte?

January, February and December, with an average relative humidity of 87%, are most humid months in Butte, Montana.

What is the average humidity in January in Butte?

In January, the average relative humidity in Butte is 87%.

What is the driest month in Butte?

The months with the least rainfall are January, November and December Rain falls for 4.3 days and accumulates 0.67" (17mm) of rain.

How many days does it rain in January in Butte?

In Butte, Montana, in January, it is raining for 4.3 days, with typically 0.67" (17mm) of accumulated precipitation.

How much does it snow in Butte in January?

In Butte, Montana, during January, snow falls for 14.7 days and regularly aggregates up to 5.43" (138mm) of snow.

How many hours of daylight does Butte have in January?

The average day length in January is 9h and 8min.

What time are sunrise and sunset in January in Butte?

On the first day of January, sunrise is at 8:11 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:33 pm MST.

How long on average sun shines in January in Butte?

The average sunshine duration in January in Butte, Montana, is 5.4h.

How high is the UV index in January in Butte?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
25.2°F -3.8°C
27.9°F -2.3°C
27.5°F -2.5°C
Average low temperature
9°F -12.8°C
11.1°F -11.6°C
10.9°F -11.7°C
Average pressure
30.2" 767mmHg
30.21" 767mmHg
30.13" 765mmHg
Average wind speed
6.2mph 10km/h
6.4mph 10.3km/h
6.2mph 10km/h
Average max. wind speed
6.6mph 10.6km/h
7mph 11.3km/h
6.7mph 10.8km/h
Average wind speed gusts
11.5mph 18.5km/h
12.1mph 19.5km/h
10.8mph 17.4km/h
Average humidity
87%
87%
87%
Average rainfall
0.67" 17mm
0.67" 17mm
1.02" 26mm
Average rainfall days
5.7
4.3
5.1
Average snowfall
5.51" 140mm
5.43" 138mm
8.31" 211mm
Average snowfall days
15.3
14.7
17.7
Average daylight
8h 4min
9h 1min
10h 2min
Average sunshine
5h 2min
5h 2min
5h 3min
Average sunshine days
15.3
16.8
10.9
Average UV index
2
2
1
Average cloud cover
48%
47%
54%
Average visibility
4mi 6.4km
4mi 6.4km
4mi 6.4km

Average temperature in January
Butte, MT

Average temperature in January - Butte, MT
  • Average high temperature in January: 27.9°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is December (25.2°F).

  • Average low temperature in January: 11.1°F

The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is December (9°F).

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Average pressure in January
Butte, MT

Average pressure in January - Butte, MT
  • Average pressure in January: 30.21"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Butte, MT

Average wind speed in January - Butte, MT
  • Average wind speed in January: 6.4mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in January
Butte, MT

Average humidity in January - Butte, MT
  • Average humidity in January: 87%

The months with the highest relative humidity are January, February and December (87%).
The month with the lowest relative humidity is July (48%).

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Average rainfall in January
Butte, MT

Average rainfall in January - Butte, MT
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is May (2.24").
The driest months (with the least rainfall) are January, November and December (0.67").

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Average rainfall days in January
Butte, MT

Average rainfall days in January - Butte, MT
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is November (4.1 days).

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Average snowfall in January
Butte, MT

Average snowfall in January - Butte, MT
  • Average snowfall in January: 5.43"

The month with the highest snowfall is March (8.74").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Butte, MT

Average snowfall days in January - Butte, MT
  • Average snowfall days in January: 14.7 days

The month with the highest number of snowfall days is February (17.7 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
Butte, MT

Average daylight in January / Average sunshine in January - Butte, MT
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in January
Butte, MT

Average sunshine days in January - Butte, MT
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is August (19.1 days).
The month with the least sunshine days is April (9.8 days).

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Average UV index in January
Butte, MT

Average UV index in January - Butte, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in January
Butte, MT

Average cloud cover in January - Butte, MT
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in January
Butte, MT

Average visibility in January - Butte, 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 and December (4mi).

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Butte, Montana, USA

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