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

Monthly weather forecast and climate
Acton, MT

January, like December, in Acton, Montana, is another cold winter month, with average temperature varying between 33.8°F (1°C) and 14°F (-10°C). With an average high-temperature of 33.8°F (1°C) and an average low-temperature of 14°F (-10°C), January is the coldest month. Weather in January »
The last month of the winter, February, is another cold month in Acton, Montana, with average temperature ranging between max 39.2°F (4°C) and min 19.4°F (-7°C). In February, the average high-temperature marginally rises, from 33.8°F (1°C) in January, to a still wintry 39.2°F (4°C). Weather in February »

The first month of the spring, March, is a chilly month in Acton, Montana, with average temperature ranging between max 46.4°F (8°C) and min 24.8°F (-4°C). In Acton, the average high-temperature slightly increases, from a wintry 39.2°F (4°C) in February, to a frosty 46.4°F (8°C). Weather in March »

April is a mild spring month in Acton, Montana, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 57.2°F (14°C). In Acton, Montana, the average high-temperature in April rises, from a chilly 46.4°F (8°C) in March, to a moderate 57.2°F (14°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Acton, Montana, with average temperature fluctuating between 66.2°F (19°C) and 42.8°F (6°C). In Acton, Montana, the average high-temperature rises, from a mild 57.2°F (14°C) in April, to a comfortable 66.2°F (19°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Acton, Montana, with average temperature ranging between max 77°F (25°C) and min 51.8°F (11°C). In Acton, the average high-temperature increases, from a comfortable 66.2°F (19°C) in May, to a moderately hot 77°F (25°C). Weather in June »

July is a tropical summer month in Acton, Montana, with average temperature ranging between max 87.8°F (31°C) and min 57.2°F (14°C). The warmest month is July, with an average high-temperature of 87.8°F (31°C) and an average low-temperature of 57.2°F (14°C). Weather in July »

The last month of the summer, August, is another warm month in Acton, Montana, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 57.2°F (14°C). In Acton, the average high-temperature is essentially the same as in July - a moderately hot 84.2°F (29°C). Weather in August »

September, the first month of the autumn, in Acton, is still a warm month, with temperature in the range of an average low of 46.4°F (8°C) and an average high of 73.4°F (23°C). In September, the average high-temperature decreases, from a warm 84.2°F (29°C) in August, to a still moderately hot 73.4°F (23°C). Weather in September »

October, like September, in Acton, Montana, is another comfortable autumn month, with average temperature ranging between max 60.8°F (16°C) and min 37.4°F (3°C). In October, the average high-temperature decreases, from a warm 73.4°F (23°C) in September, to a comfortable 60.8°F (16°C). Weather in October »

The last month of the autumn, November, is also a frosty month in Acton, Montana, with average temperature ranging between max 44.6°F (7°C) and min 26.6°F (-3°C). In Acton, the average high-temperature in November declines considerably, from a comfortable 60.8°F (16°C) in October, to a chilly 44.6°F (7°C). Weather in November »

The first month of the winter, December, is also a wintry month in Acton, Montana, with temperature in the range of an average high of 35.6°F (2°C) and an average low of 17.6°F (-8°C). In Acton, the average high-temperature in December drops, from a frosty 44.6°F (7°C) in November, to a wintry 35.6°F (2°C). Weather in December »

What is the coldest month in Acton?

January is the coldest month, with an average high-temperature of 33.8°F (1°C) and an average low-temperature of 14°F (-10°C).

How much does it rain in Acton?

During the entire year, Acton aggregates up to 14.4" (365mm) of precipitation.

What is the driest month in Acton?

Months with the least rainfall are February and December with 0.6" (15mm) of accumulated rain.

What is the wettest month in Acton?

The month with the most rainfall in Acton, Montana, is May when 2.3" (58mm) of precipitation is typically aggregated.

When are the longest days in Acton?

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

What is the warmest month in Acton?

With an average high-temperature of 87.8°F (31°C) and an average low-temperature of 57.2°F (14°C), July is the warmest month in Acton.

What is the month with the shortest days in Acton?

With an average of 8.7h of daylight, December has the shortest days of the year.
Average temperature - Acton, MT
Average rainfall - Acton, MT
Average daylight - Acton, MT

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