Climate and monthly weather forecast
Ennis, MT

Weather in January

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

Weather in February

The last month of the winter, February, is another freezing cold month in Ennis, Montana, with an average temperature fluctuating between 25.2°F (-3.8°C) and 9.7°F (-12.4°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 25.2°F (-3.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Ennis, Montana, with temperature in the range of an average low of 18°F (-7.8°C) and an average high of 33.1°F (0.6°C). In Ennis, the average high-temperature in March slightly increases from a subzero cold 25.2°F (-3.8°C) in February to a cold 33.1°F (0.6°C). Weather in March »

Weather in April

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

Weather in May

The last month of the spring, May, is a fresh month in Ennis, Montana, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 52.3°F (11.3°C). In May, the average high-temperature rises from a wintry 40.3°F (4.6°C) in April to a fresh 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 an average temperature fluctuating between 64.2°F (17.9°C) and 38.8°F (3.8°C). In June, the average high-temperature increases from a cool 52.3°F (11.3°C) in May to an enjoyable 64.2°F (17.9°C). Weather in June »

Weather in July

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

Weather in August

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

Weather in September

The first month of the autumn, September, is still a comfortable month in Ennis, Montana, with an average temperature varying between 39.9°F (4.4°C) and 63.5°F (17.5°C). In September, the average high-temperature decreases from an agreeable 73°F (22.8°C) in August to an enjoyable 63.5°F (17.5°C). Weather in September »

Weather in October

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

Weather in November

The last month of the autumn, November, is also a subzero cold month in Ennis, Montana, with an average temperature fluctuating between 31.6°F (-0.2°C) and 16.9°F (-8.4°C). In Ennis, the average high-temperature in November decreases from a frosty 45.5°F (7.5°C) in October to a freezing 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 an average temperature ranging between min 7.7°F (-13.5°C) and max 22.3°F (-5.4°C). The coldest month is December, with an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C). Weather in December »
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FAQ

How many days does it rain in Ennis?

Throughout the year, in Ennis, Montana, there are 105.7 rainfall days, and 17.99" (457mm) of precipitation is accumulated.

When does it snow in Ennis?

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

How much does it snow in Ennis?

In Ennis, Montana, during the entire year, snow falls for 136.1 days and aggregates up to 86.93" (2208mm) of snow.

What is the month with the least sunshine in Ennis?

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

What are the months with the lowest UV index in Ennis?

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

What is the most humid month in Ennis?

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

When is Daylight Saving Time (DST) in Ennis?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the snowiest month in Ennis?

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

What is the rainiest month in Ennis?

The month with the most rainfall is May, when the rain falls for 14.4 days and typically aggregates up to 2.36" (60mm) of precipitation.

When are the longest days in Ennis?

With an average of 15h and 36min of daylight, June has the longest days of the year in Ennis.

What is the warmest month in Ennis?

July 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).

What month has the most sunshine in Ennis?

With an average of 11.6h of sunshine, July has the most sunshine of the year.

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

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

What is the least humid month in Ennis?

The least humid month is August, with an average relative humidity of 50%.

When it does not snow in Ennis?

August is the month with the least snowfall in Ennis, Montana. Snow falls for 0.3 days and accumulates 0.08" (2mm) of snow.

What is the coldest month in Ennis?

The coldest month in Ennis, Montana, is December, with an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 7.7°F (-13.5°C).

What is the driest month in Ennis?

The month with the least rainfall 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 8h and 48min of daylight.

Average pressure
Ennis, MT

Average pressure - Ennis, MT

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

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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).

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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").

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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).

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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").

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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).

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Average daylight / Average sunshine
Ennis, MT

Average daylight / Average sunshine - Ennis, MT

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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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).

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Average visibility
Ennis, MT

Average visibility - Ennis, MT

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

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