Monthly weather forecast and climate
Trego, MT

Weather in January

January, like December, is a freezing cold winter month in Trego, Montana, with average temperature ranging between min 14.2°F (-9.9°C) and max 27.3°F (-2.6°C). In January, the average high-temperature is almost the same as in December - a still freezing cold 27.3°F (-2.6°C). Weather in January »

Weather in February

February, the last month of the winter, in Trego, is also a subzero cold month, with average temperature ranging between min 13.8°F (-10.1°C) and max 28.8°F (-1.8°C). In Trego, the average high-temperature is practically the same as in January - a still freezing cold 28.8°F (-1.8°C). Weather in February »

Weather in March

March, the first month of the spring, in Trego, is a wintry month, with temperature in the range of an average low of 21.2°F (-6°C) and an average high of 36.3°F (2.4°C). In March, the average high-temperature marginally rises, from a subzero cold 28.8°F (-1.8°C) in February, to a wintry 36.3°F (2.4°C). Weather in March »

Weather in April

April is a chilly spring month in Trego, Montana, with temperature in the range of an average high of 46.4°F (8°C) and an average low of 27°F (-2.8°C). In April, the average high-temperature rises, from a cold 36.3°F (2.4°C) in March, to a frosty 46.4°F (8°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Trego, Montana, with average temperature fluctuating between 59.7°F (15.4°C) and 34.5°F (1.4°C). In May, the average high-temperature rises, from a chilly 46.4°F (8°C) in April, to a moderate 59.7°F (15.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Trego, Montana, with average temperature fluctuating between 40.5°F (4.7°C) and 66.6°F (19.2°C). In Trego, Montana, the average high-temperature slightly increases, from a mild 59.7°F (15.4°C) in May, to an enjoyable 66.6°F (19.2°C). Weather in June »

Weather in July

July in Trego, Montana, is a moderately hot summer month, with average temperature varying between 77.4°F (25.2°C) and 44.4°F (6.9°C). July is the warmest month, with an average high-temperature of 77.4°F (25.2°C) and an average low-temperature of 44.4°F (6.9°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Trego, Montana, with average temperature fluctuating between 77.2°F (25.1°C) and 45.1°F (7.3°C). In August, the average high-temperature is essentially the same as in July - a still warm 77.2°F (25.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an enjoyable month in Trego, Montana, with average temperature fluctuating between 65.8°F (18.8°C) and 38.7°F (3.7°C). In September, the average high-temperature decreases, from a warm 77.2°F (25.1°C) in August, to a comfortable 65.8°F (18.8°C). Weather in September »

Weather in October

October, like September, is a frosty autumn month in Trego, Montana, with average temperature ranging between min 30.6°F (-0.8°C) and max 49.1°F (9.5°C). In October, the average high-temperature plummets, from an enjoyable 65.8°F (18.8°C) in September, to a frosty 49.1°F (9.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Trego, is also a wintry month, with average temperature varying between 22.1°F (-5.5°C) and 34.7°F (1.5°C). In Trego, Montana, the average high-temperature in November plummets, from a chilly 49.1°F (9.5°C) in October, to a wintry 34.7°F (1.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Trego, Montana, with average temperature fluctuating between 25.5°F (-3.6°C) and 13.1°F (-10.5°C). December is the coldest month, with an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 13.1°F (-10.5°C). Weather in December »
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FAQ

What is the most humid month in Trego?

With an average relative humidity of 95%, January is the most humid month in Trego.

How many days does it rain in Trego?

In Trego, Montana, during the entire year, the rain falls for 136.3 days and collects up to 15.35" (390mm) of precipitation.

When does it snow in Trego?

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

How much does it snow in Trego?

In Trego, during the entire year, snow falls for 110.7 days, and aggregates up to 46.81" (1189mm) of snow.

What is the month with the least sunshine in Trego?

With an average of 3.1h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index in Trego?

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

What is the snowiest month in Trego?

February is the month with the most snowfall. Snow falls for 20.5 days and accumulates 10" (254mm) of snow.

What is the wettest month in Trego?

The month with the most rainfall in Trego is March when the rain falls for 16.8 days and typically aggregates up to 1.85" (47mm) of precipitation.

When it does not snow in Trego?

In Trego, Montana, snow does not fall in June through August.

When are the longest days in Trego?

June has the longest days of the year in Trego, Montana, with an average of 16.1h of daylight.

What is the warmest month in Trego?

July is the warmest month, with an average high-temperature of 77.4°F (25.2°C) and an average low-temperature of 44.4°F (6.9°C).

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

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

What is the least humid month in Trego?

August is the least humid month, with an average relative humidity of 55%.

What is the driest month in Trego?

The month with the least rainfall is August when the rain falls for 6.1 days and typically collects 0.39" (10mm) of precipitation.

What month has the most sunshine in Trego?

August has the most sunshine of the year in Trego, Montana, with an average of 11.7h of sunshine.

What is the coldest month in Trego?

With an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 13.1°F (-10.5°C), December is the coldest month.

What is the month with the shortest days in Trego?

December has the shortest days of the year in Trego, with an average of 8.4h of daylight.

Average temperature
Trego, MT

Average temperature - Trego, MT

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (25.5°F).

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure
Trego, MT

Average pressure - Trego, MT

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed
Trego, MT

Average wind speed - Trego, MT

The windiest month (with the highest average wind speed) is June (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

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Average rainfall
Trego, MT

Average rainfall - Trego, MT

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.39").

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Average rainfall days
Trego, MT

Average rainfall days - Trego, MT

The month with the highest number of rainy days is April (17 days).
The month with the least rainy days is August (6.1 days).

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Average snowfall
Trego, MT

Average snowfall - Trego, MT

The month with the highest snowfall is February (10").
Months with the least snowfall are June, July and August (0").

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Average snowfall days
Trego, MT

Average snowfall days - Trego, MT

The month with the highest number of snowfall days is December (22.1 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Trego, MT

Average daylight / Average sunshine - Trego, MT

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.4h).

The month with the most sunshine is August (Average sunshine: 11.7h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days
Trego, MT

Average sunshine days - Trego, MT

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (6.3 days).

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