Columbus
Montana, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Columbus, MT

January in Columbus, Montana, is a cold winter month, with temperature in the range of an average high of 32.5°F (0.3°C) and an average low of 19°F (-7.2°C). In January, the average high-temperature is essentially the same as in December - a cold 32.5°F (0.3°C). Weather in January »

The last month of the winter, February, is another cold month in Columbus, Montana, with average temperature varying between 32.5°F (0.3°C) and 17.4°F (-8.1°C). In Columbus, the average high-temperature in February remains equal as in January - a still cold 32.5°F (0.3°C). Weather in February »

The first month of the spring, March, is a frosty month in Columbus, Montana, with temperature in the range of an average high of 43.3°F (6.3°C) and an average low of 27.3°F (-2.6°C). In March, the average high-temperature rises, from a cold 32.5°F (0.3°C) in February, to a frosty 43.3°F (6.3°C). Weather in March »

April is a fresh spring month in Columbus, Montana, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 33.3°F (0.7°C). In Columbus, the average high-temperature in April marginally rises, from a chilly 43.3°F (6.3°C) in March, to a fresh 51.1°F (10.6°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Columbus, Montana, with average temperature varying between 41.5°F (5.3°C) and 61°F (16.1°C). In Columbus, the average high-temperature in May rises, from a fresh 51.1°F (10.6°C) in April, to an enjoyable 61°F (16.1°C). Weather in May »

June, the first month of the summer, in Columbus, is a pleasant month, with average temperature varying between 72.7°F (22.6°C) and 49.6°F (9.8°C). In Columbus, the average high-temperature rises, from a comfortable 61°F (16.1°C) in May, to a pleasant 72.7°F (22.6°C). Weather in June »

July is a moderately hot summer month in Columbus, Montana, with average temperature fluctuating between 57°F (13.9°C) and 82.6°F (28.1°C). With an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 57°F (13.9°C), July is the warmest month. In July, the average heat index is appraised at 82.4°F (28°C). Weather in July »

August, the last month of the summer, in Columbus, is another warm month, with average temperature fluctuating between 81.1°F (27.3°C) and 57.2°F (14°C). In Columbus, the average high-temperature is relatively the same as in July - a still warm 81.1°F (27.3°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Columbus, Montana, with average temperature varying between 72°F (22.2°C) and 50°F (10°C). In Columbus, the average high-temperature decreases, from a moderately hot 81.1°F (27.3°C) in August, to an agreeable 72°F (22.2°C). Weather in September »

October, like September, is a moderate autumn month in Columbus, Montana, with temperature in the range of an average low of 37.9°F (3.3°C) and an average high of 55.6°F (13.1°C). In Columbus, the average high-temperature plummets, from a pleasant 72°F (22.2°C) in September, to a mild 55.6°F (13.1°C). Weather in October »

November, the last month of the autumn, in Columbus, is another cold month, with temperature in the range of an average low of 27.1°F (-2.7°C) and an average high of 42.3°F (5.7°C). In November, the average high-temperature decreases, from a moderate 55.6°F (13.1°C) in October, to a cold 42.3°F (5.7°C). Weather in November »

The first month of the winter, December, is also a subzero cold month in Columbus, Montana, with average temperature ranging between min 17.8°F (-7.9°C) and max 30.9°F (-0.6°C). The coldest month is December, with an average high-temperature of 30.9°F (-0.6°C) and an average low-temperature of 17.8°F (-7.9°C). Weather in December »

What is the most humid month in Columbus?

January is the most humid month in Columbus, with an average relative humidity of 76%.

How much does it rain in Columbus?

In Columbus, Montana, during the entire year, the rain falls for 125.4 days and collects up to 14.49" (368mm) of precipitation.

What is the driest month in Columbus?

January is the month with the least rainfall in Columbus, Montana. Rain falls for 8 days and accumulates 0.63" (16mm) of precipitation.

When does it snow in Columbus?

January through May, September through December are months with snowfall in Columbus.

How many days does it snow in Columbus?

In Columbus, Montana, during the entire year, snow falls for 63.3 days, and aggregates up to 39.09" (993mm) of snow.

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

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Columbus, Montana.

When does it snow the most in Columbus?

The month with the most snowfall is February when snow falls for 13.4 days and typically aggregates up to 7.36" (187mm) of snow.

What is the month with the least sunshine in Columbus?

Months with the least sunshine in Columbus are February and December, with an average of 6.2h of sunshine.

What is the rainiest month in Columbus?

May is the month with the most rainfall in Columbus, Montana. Rain falls for 17.5 days and accumulates 2.6" (66mm) of precipitation.

When it does not snow in Columbus?

In Columbus, Montana, snow does not fall in June through August.

When are the longest days in Columbus?

With an average of 15.7h of daylight, June has the longest days of the year in Columbus.

What is the warmest month in Columbus?

The warmest month in Columbus, Montana, is July, with an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 57°F (13.9°C).

What month has the most sunshine in Columbus?

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

When is the highest UV index in Columbus?

July is the month with the highest UV index in Columbus, Montana, with an average maximum UV index of 6.

What is the least humid month in Columbus?

The least humid month in Columbus is August, with an average relative humidity of 41%.

What is the coldest month in Columbus?

December is the coldest month, with an average high-temperature of 30.9°F (-0.6°C) and an average low-temperature of 17.8°F (-7.9°C).

What is the month with the shortest days in Columbus?

The month with the shortest days is December, with an average of 8.8h of daylight.
Average temperature - Columbus, MT
Average rainfall - Columbus, MT
Average rainfall days - Columbus, MT

The month with the highest number of rainy days is May (17.5 days).
The month with the lowest number of rainy days is February (6.7 days).

Average snowfall - Columbus, MT
Average snowfall days - Columbus, MT

The month with the highest number of snowfall days is February (13.4 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight / Average sunshine - Columbus, MT

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.8h).

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are February and December (Average sunshine: 6.2).

Average UV index - Columbus, MT