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

Monthly weather forecast and climate
Ravalli, MT

January, the same as December, in Ravalli, Montana, is another subzero cold winter month, with average temperature varying between 29.8°F (-1.2°C) and 18°F (-7.8°C). In January, the average high-temperature is essentially the same as in December - a still freezing cold 29.8°F (-1.2°C). Weather in January »

The last month of the winter, February, is another freezing cold month in Ravalli, Montana, with average temperature fluctuating between 30.4°F (-0.9°C) and 17.6°F (-8°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 30.4°F (-0.9°C). Weather in February »

March, the first month of the spring, in Ravalli, is a wintry month, with average temperature fluctuating between 39.2°F (4°C) and 24.8°F (-4°C). In March, the average high-temperature slightly increases, from a freezing cold 30.4°F (-0.9°C) in February, to a wintry 39.2°F (4°C). Weather in March »

April is a frosty spring month in Ravalli, Montana, with average temperature ranging between min 29.8°F (-1.2°C) and max 48.7°F (9.3°C). In April, the average high-temperature increases, from a cold 39.2°F (4°C) in March, to a frosty 48.7°F (9.3°C). Weather in April »

The last month of the spring, May, is a comfortable month in Ravalli, Montana, with average temperature varying between 36.7°F (2.6°C) and 61°F (16.1°C). In May, the average high-temperature rises, from a chilly 48.7°F (9.3°C) in April, to an enjoyable 61°F (16.1°C). Weather in May »

June, the first month of the summer, in Ravalli, is an agreeable month, with temperature in the range of an average low of 43.3°F (6.3°C) and an average high of 68.5°F (20.3°C). In Ravalli, the average high-temperature marginally rises, from a comfortable 61°F (16.1°C) in May, to a pleasant 68.5°F (20.3°C). Weather in June »

July is a warm summer month in Ravalli, Montana, with average temperature ranging between min 49.3°F (9.6°C) and max 79.7°F (26.5°C). The warmest month is July, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 49.3°F (9.6°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Ravalli, Montana, with average temperature varying between 49.5°F (9.7°C) and 79.3°F (26.3°C). In Ravalli, Montana, the average high-temperature is almost the same as in July - a still moderately hot 79.3°F (26.3°C). Weather in August »

September, the first month of the autumn, in Ravalli, is also an agreeable month, with average temperature varying between 42.3°F (5.7°C) and 68.5°F (20.3°C). In September, the average high-temperature decreases, from a moderately hot 79.3°F (26.3°C) in August, to an agreeable 68.5°F (20.3°C). Weather in September »

October, like September, in Ravalli, Montana, is another fresh autumn month, with average temperature varying between 51.8°F (11°C) and 32.7°F (0.4°C). In October, the average high-temperature declines considerably, from a pleasant 68.5°F (20.3°C) in September, to a cool 51.8°F (11°C). Weather in October »

November, the last month of the autumn, in Ravalli, is also a wintry month, with average temperature ranging between min 24.4°F (-4.2°C) and max 37.2°F (2.9°C). In November, the average high-temperature significantly decreases, from a cool 51.8°F (11°C) in October, to a cold 37.2°F (2.9°C). Weather in November »

December, the first month of the winter, in Ravalli, is also a subzero cold month, with temperature in the range of an average low of 16.7°F (-8.5°C) and an average high of 28.4°F (-2°C). With an average high-temperature of 28.4°F (-2°C) and an average low-temperature of 16.7°F (-8.5°C), December is the coldest month. Weather in December »

What is the most humid month in Ravalli?

The most humid month in Ravalli is January, with an average relative humidity of 91%.

How much does it rain in Ravalli?

In Ravalli, during the entire year, the rain falls for 129.9 days and collects up to 13.5" (343mm) of precipitation.

When does it snow in Ravalli?

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

How many days does it snow in Ravalli?

Throughout the year, there are 67.1 snowfall days, and 28.27" (718mm) of snow is accumulated.

What is the month with the least sunshine in Ravalli?

With an average of 4.7h of sunshine, January has the least sunshine of the year in Ravalli, Montana.

When does it snow the most in Ravalli?

February is the month with the most snowfall in Ravalli, Montana. Snow falls for 14.1 days and accumulates 6.5" (165mm) of snow.

When is the lowest UV index in Ravalli?

February and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the rainiest month in Ravalli?

The month with the most rainfall in Ravalli, Montana, is June when the rain falls for 15.7 days and typically aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Ravalli?

In Ravalli snow does not fall in June through August.

When are the longest days in Ravalli?

With an average of 15.9h of daylight, June has the longest days of the year in Ravalli.

What is the warmest month in Ravalli?

July is the warmest month, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 49.3°F (9.6°C).

What is the driest month in Ravalli?

Months with the least rainfall are July and August Rain falls for 8 days and accumulates 0.63" (16mm) of rain.

What month has the most sunshine in Ravalli?

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

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

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

What is the least humid month in Ravalli?

The least humid month in Ravalli is August, with an average relative humidity of 49%.

What is the coldest month in Ravalli?

December is the coldest month in Ravalli, with an average high-temperature of 28.4°F (-2°C) and an average low-temperature of 16.7°F (-8.5°C).

What is the month with the shortest days in Ravalli?

December has the shortest days of the year in Ravalli, Montana, with an average of 8.6h of daylight.
Average rainfall - Ravalli, MT
Average rainfall days - Ravalli, MT

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is August (7.4 days).

Average snowfall - Ravalli, MT
Average snowfall days - Ravalli, MT

The month with the highest number of snowfall days is December (14.5 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine - Ravalli, MT

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.6h).

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 4.7h).