Monthly weather forecast and climate
Saint Regis, MT

Weather in January

January, the same as December, in Saint Regis, Montana, is a freezing cold winter month, with temperature in the range of an average low of 17.6°F (-8°C) and an average high of 30.7°F (-0.7°C). In January, the average high-temperature is relatively the same as in December - a still freezing cold 30.7°F (-0.7°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Saint Regis, Montana, with average temperature varying between 17.2°F (-8.2°C) and 31.6°F (-0.2°C). In February, the average high-temperature is essentially the same as in January - a still subzero cold 31.6°F (-0.2°C). Weather in February »

Weather in March

March, the first month of the spring, in Saint Regis, is a cold month, with average temperature fluctuating between 22.6°F (-5.2°C) and 38.8°F (3.8°C). In March, the average high-temperature slightly increases, from a freezing cold 31.6°F (-0.2°C) in February, to a cold 38.8°F (3.8°C). Weather in March »

Weather in April

April is a chilly spring month in Saint Regis, Montana, with average temperature varying between 47.1°F (8.4°C) and 27.9°F (-2.3°C). In Saint Regis, the average high-temperature slightly increases, from a cold 38.8°F (3.8°C) in March, to a chilly 47.1°F (8.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Saint Regis, Montana, with average temperature fluctuating between 60.1°F (15.6°C) and 34.3°F (1.3°C). In May, the average high-temperature increases, from a chilly 47.1°F (8.4°C) in April, to a moderate 60.1°F (15.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Saint Regis, Montana, with temperature in the range of an average low of 40.3°F (4.6°C) and an average high of 66.9°F (19.4°C). In June, the average high-temperature marginally rises, from a mild 60.1°F (15.6°C) in May, to an enjoyable 66.9°F (19.4°C). Weather in June »

Weather in July

July is a warm summer month in Saint Regis, Montana, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 78.8°F (26°C). The warmest months are July and August, with an average high-temperature of 78.8°F (26°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Saint Regis, Montana, with temperature in the range of an average high of 78.8°F (26°C) and an average low of 45.7°F (7.6°C). The warmest months are July and August, with an average high-temperature of 78.8°F (26°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Saint Regis, Montana, with average temperature varying between 67.3°F (19.6°C) and 39.7°F (4.3°C). In Saint Regis, the average high-temperature decreases, from a warm 78.8°F (26°C) in August, to an enjoyable 67.3°F (19.6°C). Weather in September »

Weather in October

October, like September, in Saint Regis, Montana, is another fresh autumn month, with average temperature varying between 51.4°F (10.8°C) and 31.1°F (-0.5°C). In October, the average high-temperature significantly decreases, from a comfortable 67.3°F (19.6°C) in September, to a cool 51.4°F (10.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Saint Regis, Montana, with average temperature varying between 37.9°F (3.3°C) and 23.9°F (-4.5°C). In November, the average high-temperature decreases, from a cool 51.4°F (10.8°C) in October, to a wintry 37.9°F (3.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Saint Regis, Montana, with average temperature varying between 28.9°F (-1.7°C) and 16.2°F (-8.8°C). December is the coldest month, with an average high-temperature of 28.9°F (-1.7°C) and an average low-temperature of 16.2°F (-8.8°C). Weather in December »
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FAQ

What is the most humid month in Saint Regis?

The most humid month is January, with an average relative humidity of 93%.

How many days does it rain in Saint Regis?

In Saint Regis, Montana, during the entire year, the rain falls for 152.1 days and collects up to 22.09" (561mm) of precipitation.

What is the wettest month in Saint Regis?

January is the month with the most rainfall in Saint Regis, Montana. Rain falls for 13.3 days and accumulates 3.11" (79mm) of precipitation.

When does it snow in Saint Regis?

Months with snowfall in Saint Regis are January through May, September through December.

How much does it snow in Saint Regis?

In Saint Regis, Montana, during the entire year, snow falls for 90.2 days, and aggregates up to 58.15" (1477mm) of snow.

What is the month with the least sunshine in Saint Regis?

The month with the least sunshine in Saint Regis is January, with an average of 3.5h of sunshine.

When is the lowest UV index in Saint Regis?

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

When does it snow the most in Saint Regis?

February is the month with the most snowfall. Snow falls for 17.9 days and accumulates 15.12" (384mm) of snow.

When it does not snow in Saint Regis?

June through August are months without snowfall.

When are the longest days in Saint Regis?

June has the longest days of the year, with an average of 15.9h of daylight.

What are the warmest months in Saint Regis?

July and August, with an average high-temperature of 78.8°F (26°C), are warmest months in Saint Regis, Montana.

What are the least humid months in Saint Regis?

Months with the lowest humidity in Saint Regis are July and August, with an average relative humidity of 53%.

What month has the most sunshine in Saint Regis?

With an average of 11.8h of sunshine, July has the most sunshine of the year.

What is the month with the highest UV index in Saint Regis?

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

What is the driest month in Saint Regis?

August is the month with the least rainfall. Rain falls for 5.9 days and accumulates 0.39" (10mm) of precipitation.

What is the coldest month in Saint Regis?

The coldest month in Saint Regis, Montana, is December, with an average high-temperature of 28.9°F (-1.7°C) and an average low-temperature of 16.2°F (-8.8°C).

What is the month with the shortest days in Saint Regis?

With an average of 8.6h of daylight, December has the shortest days of the year in Saint Regis, Montana.

Average temperature
Saint Regis, MT

Average temperature - Saint Regis, MT

The warmest months (with the highest average high temperature) are July and August (78.8°F).
The month with the lowest average high temperature is December (28.9°F).

The month with the highest average low temperature is August (45.7°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).

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Average pressure
Saint Regis, MT

Average pressure - Saint Regis, MT

The month with the highest atmospheric pressure is January (30.19").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed
Saint Regis, MT

Average wind speed - Saint Regis, MT

The windiest month (with the highest average wind speed) is April (4.9mph).
The calmest month (with the lowest average wind speed) is December (4mph).

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Average humidity
Saint Regis, MT

Average humidity - Saint Regis, MT

The month with the highest relative humidity is January (93%).
Months with the lowest relative humidity are July and August (53%).

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Average rainfall
Saint Regis, MT

Average rainfall - Saint Regis, MT

The wettest month (with the highest rainfall) is January (3.11").
The driest month (with the least rainfall) is August (0.39").

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Average rainfall days
Saint Regis, MT

Average rainfall days - Saint Regis, MT

The month with the highest number of rainy days is March (19.9 days).
The month with the least rainy days is August (5.9 days).

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Average snowfall
Saint Regis, MT

Average snowfall - Saint Regis, MT

The month with the highest snowfall is February (15.12").
Months with the least snowfall are June, July and August (0").

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Average snowfall days
Saint Regis, MT

Average snowfall days - Saint Regis, MT

The month with the highest number of snowfall days is December (20.4 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Saint Regis, MT

Average daylight / Average sunshine - Saint Regis, 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: 3.5h).

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Average sunshine days
Saint Regis, MT

Average sunshine days - Saint Regis, MT

Months with the most sunshine days are July and August (23.3 days).
The month with the least sunshine days is March (5.8 days).

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Average UV index
Saint Regis, MT

Average UV index - Saint Regis, MT

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 1).

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Average visibility
Saint Regis, MT

Average visibility - Saint Regis, MT

Months with the highest visibility are June, July, August and September (6mi).
Months with the lowest visibility are January, February and December (3mi).

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