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

Monthly weather forecast and climate
Basin, MT

January, the same as December, is a wintry winter month in Basin, Montana, with average temperature fluctuating between 10°F (-12.2°C) and 34°F (1.1°C). With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 10°F (-12.2°C), January is the coldest month. Weather in January »
February, the last month of the winter, in Basin, is also a wintry month, with average temperature ranging between max 39°F (3.9°C) and min 14°F (-10°C). In Basin, the average high-temperature in February is essentially the same as in January - a still wintry 39°F (3.9°C). Weather in February »

The first month of the spring, March, is a chilly month in Basin, Montana, with average temperature ranging between min 19°F (-7.2°C) and max 45°F (7.2°C). In March, the average high-temperature slightly increases, from a wintry 39°F (3.9°C) in February, to a frosty 45°F (7.2°C). Weather in March »

April is a fresh spring month in Basin, Montana, with average temperature varying between 27°F (-2.8°C) and 55°F (12.8°C). In Basin, the average high-temperature in April increases, from a chilly 45°F (7.2°C) in March, to a fresh 55°F (12.8°C). Weather in April »

May, the last month of the spring, in Basin, is an enjoyable month, with average temperature ranging between min 35.1°F (1.7°C) and max 64°F (17.8°C). In May, the average high-temperature rises, from a fresh 55°F (12.8°C) in April, to an enjoyable 64°F (17.8°C). Weather in May »

The first month of the summer, June, is an agreeable month in Basin, Montana, with average temperature fluctuating between 73°F (22.8°C) and 43°F (6.1°C). In Basin, the average high-temperature in June increases, from a comfortable 64°F (17.8°C) in May, to a pleasant 73°F (22.8°C). Weather in June »

July is a moderately hot summer month in Basin, Montana, with average temperature varying between 48°F (8.9°C) and 82.9°F (28.3°C). With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 48°F (8.9°C), July is the warmest month. Weather in July »

The last month of the summer, August, is also a moderately hot month in Basin, Montana, with average temperature fluctuating between 82°F (27.8°C) and 46°F (7.8°C). In Basin, the average high-temperature is essentially the same as in July - a still warm 82°F (27.8°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Basin, Montana, with temperature in the range of an average low of 37°F (2.8°C) and an average high of 71.1°F (21.7°C). In September, the average high-temperature drops, from a moderately hot 82°F (27.8°C) in August, to a pleasant 71.1°F (21.7°C). Weather in September »

October, like September, is another mild autumn month in Basin, Montana, with average temperature ranging between min 28°F (-2.2°C) and max 59°F (15°C). In October, the average high-temperature drops, from a pleasant 71.1°F (21.7°C) in September, to a moderate 59°F (15°C). Weather in October »

The last month of the autumn, November, is also a frosty month in Basin, Montana, with average temperature fluctuating between 43°F (6.1°C) and 18°F (-7.8°C). In November, the average high-temperature significantly decreases, from a mild 59°F (15°C) in October, to a frosty 43°F (6.1°C). Weather in November »

The first month of the winter, December, is also a wintry month in Basin, Montana, with temperature in the range of an average low of 10.9°F (-11.7°C) and an average high of 35.1°F (1.7°C). In December, the average high-temperature marginally drops, from a frosty 43°F (6.1°C) in November, to a cold 35.1°F (1.7°C). Weather in December »

What is the coldest month in Basin?

January is the coldest month, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 10°F (-12.2°C).

How much does it rain in Basin?

Throughout the year, 13.6" (344.5mm) of rain is accumulated.

When does it snow in Basin?

Months with snowfall are January through July, September through December.

How much does it snow in Basin?

In Basin, Montana, during the entire year, snow aggregates up to 56.9" (1444.8mm).

When does it snow the most in Basin?

January is the month with the most snowfall in Basin, Montana, with 10.7" (271.3mm) of accumulated snow.

What is the driest month in Basin?

February is the month with the least rainfall in Basin, Montana, with 0.6" (14.7mm) of accumulated precipitation.

What is the wettest month in Basin?

June is the month with the most rainfall in Basin, with 2.5" (62.5mm) of accumulated precipitation.

When are the longest days in Basin?

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

What is the warmest month in Basin?

With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 48°F (8.9°C), July is the warmest month.

What is the month with the shortest days in Basin?

December has the shortest days of the year in Basin, with an average of 8.7h of daylight.
Average rainfall - Basin, MT
Average daylight - Basin, MT

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).