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

Monthly weather forecast and climate
Forsyth, MT

January, the same as December, in Forsyth, Montana, is another subzero cold winter month, with average temperature varying between 16.3°F (-8.7°C) and 29.7°F (-1.3°C). The coldest month is January, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 16.3°F (-8.7°C). Weather in January »

February, the last month of the winter, in Forsyth, is also a subzero cold month, with average temperature ranging between max 30.7°F (-0.7°C) and min 17.1°F (-8.3°C). In Forsyth, the average high-temperature is practically the same as in January - a still freezing cold 30.7°F (-0.7°C). Weather in February »

The first month of the spring, March, is a frosty month in Forsyth, Montana, with average temperature fluctuating between 29.5°F (-1.4°C) and 44.8°F (7.1°C). In March, the average high-temperature rises, from a freezing cold 30.7°F (-0.7°C) in February, to a frosty 44.8°F (7.1°C). Weather in March »

April in Forsyth, Montana, is a cool spring month, with average temperature ranging between min 37.9°F (3.3°C) and max 55°F (12.8°C). In Forsyth, the average high-temperature in April increases, from a frosty 44.8°F (7.1°C) in March, to a fresh 55°F (12.8°C). Weather in April »

May, the last month of the spring, in Forsyth, is an enjoyable month, with average temperature fluctuating between 47.1°F (8.4°C) and 65.7°F (18.7°C). In Forsyth, the average high-temperature increases, from a cool 55°F (12.8°C) in April, to an enjoyable 65.7°F (18.7°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Forsyth, Montana, with average temperature fluctuating between 56.8°F (13.8°C) and 77.2°F (25.1°C). In June, the average high-temperature increases, from an enjoyable 65.7°F (18.7°C) in May, to a moderately hot 77.2°F (25.1°C). Weather in June »

July is a hot summer month in Forsyth, Montana, with average temperature fluctuating between 86.5°F (30.3°C) and 64.9°F (18.3°C). The warmest month is July, with an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 64.9°F (18.3°C). The average heat index in July is calculated to a hot 86°F (30°C). Weather in July »

The last month of the summer, August, is another warm month in Forsyth, Montana, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 84.4°F (29.1°C). In August, the average high-temperature is practically the same as in July - a moderately hot 84.4°F (29.1°C). Weather in August »

September, the first month of the autumn, in Forsyth, is also a moderately hot month, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 74.1°F (23.4°C). In Forsyth, the average high-temperature in September drops, from a warm 84.4°F (29.1°C) in August, to a still moderately hot 74.1°F (23.4°C). Weather in September »

October, the same as September, in Forsyth, Montana, is a moderate autumn month, with average temperature fluctuating between 41.5°F (5.3°C) and 56.3°F (13.5°C). In Forsyth, the average high-temperature in October significantly decreases, from a moderately hot 74.1°F (23.4°C) in September, to a mild 56.3°F (13.5°C). Weather in October »

November, the last month of the autumn, in Forsyth, is also a frosty month, with average temperature fluctuating between 28.9°F (-1.7°C) and 43°F (6.1°C). In Forsyth, the average high-temperature in November drops, from a moderate 56.3°F (13.5°C) in October, to a frosty 43°F (6.1°C). Weather in November »

December, the first month of the winter, in Forsyth, is also a subzero cold month, with temperature in the range of an average low of 17.6°F (-8°C) and an average high of 30.2°F (-1°C). In December, the average high-temperature drops, from a chilly 43°F (6.1°C) in November, to a subzero cold 30.2°F (-1°C). Weather in December »

What is the coldest month in Forsyth?

With an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 16.3°F (-8.7°C), January is the coldest month.

What is the most humid month in Forsyth?

With an average relative humidity of 81%, January is the most humid month.

How many days does it rain in Forsyth?

Throughout the year, in Forsyth, there are 121.7 rainfall days, and 13.23" (336mm) of precipitation is accumulated.

When does it snow in Forsyth?

January through May, October through December are months with snowfall in Forsyth.

How many days does it snow in Forsyth?

In Forsyth, during the entire year, snow falls for 56.6 days, and aggregates up to 21.06" (535mm) of snow.

What is the snowiest month in Forsyth?

February is the month with the most snowfall. Snow falls for 11.9 days and accumulates 4.53" (115mm) of snow.

What is the month with the least sunshine in Forsyth?

With an average of 5.2h of sunshine, February has the least sunshine of the year in Forsyth.

What is the wettest month in Forsyth?

The month with the most rainfall in Forsyth, Montana, is May when the rain falls for 15.1 days and typically aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Forsyth?

In Forsyth snow does not fall in June through September.

When are the longest days in Forsyth?

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

What is the warmest month in Forsyth?

The warmest month is July, with an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 64.9°F (18.3°C).

What month has the most sunshine in Forsyth?

July has the most sunshine of the year in Forsyth, with an average of 11.8h of sunshine.

When is the highest UV index in Forsyth?

With an average maximum UV index of 7, July is the month with the highest UV index in Forsyth.

What is the least humid month in Forsyth?

August is the least humid month in Forsyth, Montana, with an average relative humidity of 38%.

What is the driest month in Forsyth?

November is the month with the least rainfall in Forsyth. Rain falls for 7.1 days and accumulates 0.63" (16mm) of precipitation.

What is the month with the shortest days in Forsyth?

With an average of 8.7h of daylight, December has the shortest days of the year.

When is the lowest UV index in Forsyth?

December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature - Forsyth, MT
Average rainfall - Forsyth, MT
Average rainfall days - Forsyth, MT

The month with the highest number of rainy days is May (15.1 days).
Months with the least rainy days are January, February and December (6.5 days).

Average snowfall - Forsyth, MT
Average snowfall days - Forsyth, MT

The month with the highest number of snowfall days is January (12.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Forsyth, MT

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

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 5.2h).