Monthly weather forecast and climate
Butte, MT

Houses and old frames in an open space that is a former mine ground in Butte, Montana, a beautiful hilly landscape and cloudy skies high above
Houses and old frames in an open space that is a former mine ground in Butte, Montana, a beautiful hilly landscape and cloudy skies high above
With an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 5.4°F (-14.8°C), January is the coldest month. In Butte, during January, the rain falls for 7.9 days and regularly aggregates up to 0.5" (13.5mm) of precipitation.
Weather in January »
In Butte, in February, the average high-temperature is 34.7°F (1.5°C), and the average low-temperature is 9.7°F (-12.4°C). The month with the least rainfall is February when the rain falls for 6 days and typically collects 0.5" (11.9mm) of precipitation.
Weather in February »
In Butte, the average high-temperature is 42.1°F (5.6°C), and the average low-temperature is 18.5°F (-7.5°C). In March, the rain falls for 7.6 days.
Weather in March »
In Butte, Montana, in April, the average high-temperature is 51.6°F (10.9°C), and the average low-temperature is 26.4°F (-3.1°C). In Butte, in April, during 8.1 rainfall days, 1" (25.9mm) of precipitation is typically accumulated.
Weather in April »
The average high-temperature, in Butte, is 60.8°F (16°C), while the average low-temperature is 34.3°F (1.3°C). In Butte, in May, during 9.4 rainfall days, 2" (51.3mm) of precipitation is typically accumulated.
Weather in May »
The average high-temperature, is 70.7°F (21.5°C), while the average low-temperature is 41.4°F (5.2°C). The month with the most rainfall is June when the rain falls for 9 days and typically aggregates up to 2.1" (52.6mm) of precipitation.
Weather in June »
July is the warmest month, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 45.5°F (7.5°C). In Butte, during 6.1 rainfall days, 1.5" (37.3mm) of precipitation is typically accumulated.
Weather in July »
The average high-temperature, in August, is 79°F (26.1°C), while the average low-temperature is 44.1°F (6.7°C). In Butte, during August, the rain falls for 5.1 days and regularly aggregates up to 1.4" (34.5mm) of precipitation.
Weather in August »
The average high-temperature, in Butte, is 66.9°F (19.4°C), while the average low-temperature is 35.2°F (1.8°C). In September, the rain falls for 6.1 days.
Weather in September »
In Butte, Montana, in October, the average high-temperature is 55.6°F (13.1°C), and the average low-temperature is 26.2°F (-3.2°C). In Butte, it is raining for 6.7 days, with typically 0.8" (20.1mm) of accumulated precipitation.
Weather in October »
In Butte, in November, the average high-temperature is 38.8°F (3.8°C), and the average low-temperature is 15.3°F (-9.3°C). In Butte, in November, it is raining for 6.7 days, with typically 0.6" (15.2mm) of accumulated precipitation.
Weather in November »
In Butte, in December, the average high-temperature is 29.8°F (-1.2°C), and the average low-temperature is 5.7°F (-14.6°C). In December, the rain falls for 7.6 days.
Weather in December »

What is the coldest month in Butte?

January is the coldest month in Butte, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 5.4°F (-14.8°C).

How much does it rain in Butte?

In Butte, during the entire year, the rain falls for 86.3 days and collects up to 12.8" (324.6mm) of precipitation.

When does it snow in Butte?

January through June, August through December are months with snowfall in Butte.

How many days does it snow in Butte?

Throughout the year, in Butte, there are 54.5 snowfall days, and 60.4" (1534.1mm) of snow is accumulated.

What is the month with the lowest UV index in Butte?

Months with the lowest UV index in Butte are January and December, with an average UV index of 1.

What is the driest month in Butte?

The month with the least rainfall is February when the rain falls for 6 days and typically collects 0.5" (11.9mm) of precipitation.

What is the snowiest month in Butte?

The month with the most snowfall in Butte is March when snow falls for 9.6 days and typically aggregates up to 10.7" (271.8mm) of snow.

What is the rainiest month in Butte?

The month with the most rainfall in Butte, Montana, is June when the rain falls for 9 days and typically aggregates up to 2.1" (52.6mm) of precipitation.

When are the longest days in Butte?

The month with the longest days in Butte is June, with an average of 15.7h of daylight.

What is the warmest month in Butte?

The warmest month in Butte is July, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 45.5°F (7.5°C).

What month has the most sunshine in Butte?

July has the most sunshine of the year in Butte, Montana, with an average of 12h of sunshine.

When is the highest UV index in Butte?

July is the month with the highest UV index in Butte, with an average UV index of 9.

What is the month with the shortest days in Butte?

The month with the shortest days is December, with an average of 8.7h of daylight.

What is the month with the least sunshine in Butte?

December has the least sunshine of the year, with an average of 3h of sunshine.
Average rainfall - Butte, MT

The wettest month (with the highest rainfall) is June (2.1").
Driest months (with the lowest rainfall) are January, February and December (0.5").

Average rainfall days - Butte, MT

The month with the highest number of rainy days is May (9.4 days).
The month with the lowest number of rainy days is August (5.1 days).

Average snowfall days - Butte, MT

The month with the highest number of snowfall days is March (9.6 days).
The month with the lowest number of snowfall days is July (0 days).

Average daylight / Average sunshine - Butte, MT
deutscheenglishespañolрусский中文