Monthly weather forecast and climate
Ennis, MT

Weather in January

January, the same as December, in Ennis, Montana, is a freezing cold winter month, with temperature in the range of an average high of 24.6°F (-4.1°C) and an average low of 9.7°F (-12.4°C). In Ennis, the average high-temperature in January is essentially the same as in December - a still subzero cold 24.6°F (-4.1°C). Weather in January »

Weather in February

February, the last month of the winter, in Ennis, is also a subzero cold month, with temperature in the range of an average high of 25.2°F (-3.8°C) and an average low of 9.7°F (-12.4°C). In February, the average high-temperature is almost the same as in January - a still subzero cold 25.2°F (-3.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Ennis, Montana, with average temperature varying between 18°F (-7.8°C) and 33.1°F (0.6°C). In Ennis, the average high-temperature marginally rises, from a freezing cold 25.2°F (-3.8°C) in February, to a wintry 33.1°F (0.6°C). Weather in March »

Weather in April

April, like March, in Ennis, Montana, is a wintry spring month, with temperature in the range of an average low of 23°F (-5°C) and an average high of 40.3°F (4.6°C). In April, the average high-temperature marginally rises, from 33.1°F (0.6°C) in March, to a still wintry 40.3°F (4.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a cool month in Ennis, Montana, with average temperature varying between 52.3°F (11.3°C) and 31.5°F (-0.3°C). In May, the average high-temperature rises, from a wintry 40.3°F (4.6°C) in April, to a cool 52.3°F (11.3°C). Weather in May »

Weather in June

June, the first month of the summer, in Ennis, is a comfortable month, with average temperature fluctuating between 38.8°F (3.8°C) and 64.2°F (17.9°C). In Ennis, Montana, the average high-temperature increases, from a cool 52.3°F (11.3°C) in May, to a comfortable 64.2°F (17.9°C). Weather in June »

Weather in July

July in Ennis, Montana, is a warm summer month, with temperature in the range of an average high of 74.5°F (23.6°C) and an average low of 45.1°F (7.3°C). With an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 45.1°F (7.3°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also an agreeable month in Ennis, Montana, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 73°F (22.8°C). In Ennis, Montana, the average high-temperature is essentially the same as in July - a pleasant 73°F (22.8°C). Weather in August »

Weather in September

September, the first month of the autumn, in Ennis, is also an enjoyable month, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 39.9°F (4.4°C). In September, the average high-temperature drops, from a pleasant 73°F (22.8°C) in August, to a comfortable 63.5°F (17.5°C). Weather in September »

Weather in October

October, like September, is a frosty autumn month in Ennis, Montana, with average temperature varying between 27.5°F (-2.5°C) and 45.5°F (7.5°C). In Ennis, the average high-temperature significantly decreases, from an enjoyable 63.5°F (17.5°C) in September, to a chilly 45.5°F (7.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Ennis, is also a subzero cold month, with average temperature fluctuating between 31.6°F (-0.2°C) and 16.9°F (-8.4°C). In November, the average high-temperature drops, from a chilly 45.5°F (7.5°C) in October, to a subzero cold 31.6°F (-0.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Ennis, Montana, with average temperature varying between 7.7°F (-13.5°C) and 22.3°F (-5.4°C). With an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C), December is the coldest month. Weather in December »
[Resources]

FAQ

How many days does it rain in Ennis?

In Ennis, during the entire year, the rain falls for 105.7 days and collects up to 17.99" (457mm) of precipitation.

When does it snow in Ennis?

January through December are months with snowfall in Ennis, Montana.

How much does it snow in Ennis?

Throughout the year, in Ennis, there are 136.1 snowfall days, and 86.93" (2208mm) of snow is accumulated.

What is the month with the least sunshine in Ennis?

January has the least sunshine of the year in Ennis, with an average of 4.7h of sunshine.

When is the lowest UV index in Ennis?

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

What is the most humid month in Ennis?

With an average relative humidity of 90%, February is the most humid month in Ennis, Montana.

What is the snowiest month in Ennis?

April is the month with the most snowfall. Snow falls for 19.9 days and accumulates 14.76" (375mm) of snow.

What is the wettest month in Ennis?

May is the month with the most rainfall. Rain falls for 14.4 days and accumulates 2.36" (60mm) of precipitation.

When are the longest days in Ennis?

June has the longest days of the year, with an average of 15.6h of daylight.

What is the warmest month in Ennis?

With an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 45.1°F (7.3°C), July is the warmest month.

What month has the most sunshine in Ennis?

The month with the most sunshine in Ennis is July, with an average of 11.6h of sunshine.

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

With an average maximum UV index of 5, July is the month with the highest UV index in Ennis, Montana.

What is the least humid month in Ennis?

With an average relative humidity of 50%, August is the least humid month in Ennis, Montana.

When it does not snow in Ennis?

The month with the least snowfall in Ennis, Montana, is August when snow falls for 0.3 days and typically aggregates up to 0.08" (2mm) of snow.

What is the coldest month in Ennis?

With an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C), December is the coldest month.

What is the driest month in Ennis?

The month with the least rainfall in Ennis, Montana, is December when the rain falls for 4.7 days and typically collects 0.75" (19mm) of precipitation.

What is the month with the shortest days in Ennis?

The month with the shortest days in Ennis is December, with an average of 8.8h of daylight.

Average pressure
Ennis, MT

Average pressure - Ennis, MT

The month with the highest atmospheric pressure is January (30.22").
The month with the lowest atmospheric pressure is June (29.91").

[Resources]

Average wind speed
Ennis, MT

Average wind speed - Ennis, MT

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

[Resources]

Average rainfall
Ennis, MT

Average rainfall - Ennis, MT

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is December (0.75").

[Resources]

Average rainfall days
Ennis, MT

Average rainfall days - Ennis, MT

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is November (2.9 days).

[Resources]

Average snowfall
Ennis, MT

Average snowfall - Ennis, MT

The month with the highest snowfall is April (14.76").
The month with the least snowfall is August (0.08").

[Resources]

Average snowfall days
Ennis, MT

Average snowfall days - Ennis, MT

The month with the highest number of snowfall days is April (19.9 days).
The month with the least snowfall days is August (0.3 days).

[Resources]

Average daylight / Average sunshine
Ennis, MT

Average daylight / Average sunshine - Ennis, MT

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

The month with the most sunshine is July (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 4.7h).

[Resources]

Average sunshine days
Ennis, MT

Average sunshine days - Ennis, MT

The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is April (6.9 days).

[Resources]

Average visibility
Ennis, MT

Average visibility - Ennis, MT

Months with the highest visibility are June, July, August, September and October (6mi).
Months with the lowest visibility are January, February and December (4mi).

[Resources]