Monthly weather forecast and climate
Zortman, MT

January, like December, is a freezing cold winter month in Zortman, Montana, with temperature in the range of an average high of 25.7°F (-3.5°C) and an average low of 11.8°F (-11.2°C). January and February, with an average high-temperature of 25.7°F (-3.5°C), are the coldest months. Weather in January »

February, the last month of the winter, in Zortman, is also a subzero cold month, with average temperature ranging between max 25.7°F (-3.5°C) and min 12°F (-11.1°C). January and February, with an average high-temperature of 25.7°F (-3.5°C), are the coldest months. Weather in February »

The first month of the spring, March, is a wintry month in Zortman, Montana, with temperature in the range of an average low of 24.4°F (-4.2°C) and an average high of 38.8°F (3.8°C). In Zortman, the average high-temperature in March increases, from a freezing cold 25.7°F (-3.5°C) in February, to a cold 38.8°F (3.8°C). Weather in March »

April in Zortman, Montana, is a cool spring month, with average temperature ranging between max 52.9°F (11.6°C) and min 36.3°F (2.4°C). In Zortman, Montana, the average high-temperature in April increases, from a wintry 38.8°F (3.8°C) in March, to a cool 52.9°F (11.6°C). Weather in April »

May, the last month of the spring, in Zortman, is an enjoyable month, with average temperature fluctuating between 46.4°F (8°C) and 64.9°F (18.3°C). In May, the average high-temperature increases, from a cool 52.9°F (11.6°C) in April, to a comfortable 64.9°F (18.3°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Zortman, Montana, with average temperature varying between 74.5°F (23.6°C) and 54.7°F (12.6°C). In June, the average high-temperature rises, from a comfortable 64.9°F (18.3°C) in May, to a moderately hot 74.5°F (23.6°C). Weather in June »

July, the same as June, is another warm summer month in Zortman, Montana, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 62.4°F (16.9°C). July is the warmest month, with an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 62.4°F (16.9°C). In July, the average heat index is appraised at 83.5°F (28.6°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Zortman, Montana, with average temperature fluctuating between 62.2°F (16.8°C) and 82.2°F (27.9°C). In August, the average high-temperature is practically the same as in July - a still moderately hot 82.2°F (27.9°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Zortman, Montana, with average temperature fluctuating between 53.4°F (11.9°C) and 70.9°F (21.6°C). In September, the average high-temperature decreases, from a warm 82.2°F (27.9°C) in August, to a pleasant 70.9°F (21.6°C). Weather in September »

October, the same as September, is another fresh autumn month in Zortman, Montana, with average temperature varying between 54.3°F (12.4°C) and 39.4°F (4.1°C). In Zortman, the average high-temperature plummets, from an agreeable 70.9°F (21.6°C) in September, to a cool 54.3°F (12.4°C). Weather in October »

November, the last month of the autumn, in Zortman, is another cold month, with average temperature varying between 39.6°F (4.2°C) and 26.4°F (-3.1°C). In November, the average high-temperature significantly decreases, from a cool 54.3°F (12.4°C) in October, to a wintry 39.6°F (4.2°C). Weather in November »

December, the first month of the winter, in Zortman, is still a freezing cold month, with temperature in the range of an average low of 13.8°F (-10.1°C) and an average high of 25.9°F (-3.4°C). In Zortman, the average high-temperature in December decreases, from a cold 39.6°F (4.2°C) in November, to a freezing cold 25.9°F (-3.4°C). Weather in December »

What is the coldest month in Zortman?

January and February, with an average high-temperature of 25.7°F (-3.5°C), are the coldest months.

What is the most humid month in Zortman?

The most humid month in Zortman is January, with an average relative humidity of 84%.

How many days does it rain in Zortman?

Throughout the year, in Zortman, there are 103.3 rainfall days, and 11.81" (300mm) of precipitation is accumulated.

When does it snow in Zortman?

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

How many days does it snow in Zortman?

Throughout the year, there are 59.6 snowfall days, and 20.28" (515mm) of snow is accumulated.

What is the driest month in Zortman?

Months with the least rainfall are February and December Rain falls for 4.2 days and accumulates 0.55" (14mm) of rain.

What is the month with the least sunshine in Zortman?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Zortman, Montana.

What is the rainiest month in Zortman?

The wettest months in Zortman are May and June, with an average 1.89" (48mm) of rainfall.

When it does not snow in Zortman?

June through August are months without snowfall in Zortman.

When are the longest days in Zortman?

With an average of 16h of daylight, June has the longest days of the year in Zortman.

What is the warmest month in Zortman?

The warmest month in Zortman, Montana, is July, with an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 62.4°F (16.9°C).

What month has the most sunshine in Zortman?

The month with the most sunshine is July, with an average of 11.8h of sunshine.

What is the month with the highest UV index in Zortman?

The month with the highest UV index is July, with an average maximum UV index of 7.

What is the least humid month in Zortman?

August is the least humid month, with an average relative humidity of 41%.

When does it snow the most in Zortman?

The month with the most snowfall in Zortman, Montana, is December when snow falls for 12.7 days and typically aggregates up to 3.9" (99mm) of snow.

What is the month with the shortest days in Zortman?

December has the shortest days of the year, with an average of 8.5h of daylight.

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

The month with the lowest UV index in Zortman is December, with an average maximum UV index of 1.
Average temperature - Zortman, MT
Average pressure - Zortman, MT

The month with the highest atmospheric pressure is February (30.14").
The month with the lowest atmospheric pressure is June (29.83").

Average wind speed - Zortman, MT

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).

Average rainfall - Zortman, MT

The wettest months (with the highest rainfall) are May and June (1.89").
The driest months (with the least rainfall) are February and December (0.55").

Average rainfall days - Zortman, MT
Average snowfall - Zortman, MT
Average snowfall days - Zortman, MT

The month with the highest number of snowfall days is December (12.7 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine - Zortman, MT

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.5h).

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days - Zortman, MT

The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is April (13.4 days).

Average visibility - Zortman, MT

Months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).