Climate and monthly weather forecast
Montrose, IL

Weather in January

January, the same as December, is a wintry winter month in Montrose, Illinois, with temperature in the range of an average low of 23°F (-5°C) and an average high of 35.2°F (1.8°C). The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23°F (-5°C). Weather in January »

Weather in February

February, the last month of the winter in Montrose, is another cold month, with an average temperature ranging between min 26.4°F (-3.1°C) and max 40.3°F (4.6°C). In February, the average high-temperature is practically the same as in January - a still wintry 40.3°F (4.6°C). Weather in February »

Weather in March

March, the first month of the spring in Montrose, is a cool month, with an average temperature fluctuating between 52°F (11.1°C) and 36.5°F (2.5°C). In Montrose, the average high-temperature in March increases from a wintry 40.3°F (4.6°C) in February to a cool 52°F (11.1°C). Weather in March »

Weather in April

April in Montrose, Illinois, is an enjoyable spring month, with an average temperature ranging between max 63.3°F (17.4°C) and min 46.6°F (8.1°C). In April, the average high-temperature rises from a cool 52°F (11.1°C) in March to an enjoyable 63.3°F (17.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderately hot month in Montrose, Illinois, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 56.8°F (13.8°C). In May, the average high-temperature rises from an enjoyable 63.3°F (17.4°C) in April to a moderately hot 73.4°F (23°C). Weather in May »

Weather in June

June, the first month of the summer in Montrose, is also a moderately hot month, with an average temperature fluctuating between 65.5°F (18.6°C) and 81.7°F (27.6°C). In June, the average high-temperature marginally rises from 73.4°F (23°C) in May to a still moderately hot 81.7°F (27.6°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Montrose, Illinois, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 83.3°F (28.5°C). July is the warmest month, with an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 66.6°F (19.2°C). The average heat index in July is estimated at a hot 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Montrose, is also a moderately hot month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64.8°F (18.2°C). In August, the average high-temperature is relatively the same as in July - a still warm 82°F (27.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Montrose, Illinois, with an average temperature fluctuating between 59.4°F (15.2°C) and 77.4°F (25.2°C). In September, the average high-temperature is relatively the same as in August - a still warm 77.4°F (25.2°C). Weather in September »

Weather in October

October, like September, in Montrose, Illinois, is another enjoyable autumn month, with temperature in the range of an average low of 48.4°F (9.1°C) and an average high of 64.9°F (18.3°C). In Montrose, the average high-temperature in October decreases from a warm 77.4°F (25.2°C) in September to a comfortable 64.9°F (18.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Montrose, is also a fresh month, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 36.9°F (2.7°C). In November, the average high-temperature drops from a comfortable 64.9°F (18.3°C) in October to a fresh 51.1°F (10.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Montrose, Illinois, with temperature in the range of an average high of 40.3°F (4.6°C) and an average low of 29.1°F (-1.6°C). In December, the average high-temperature decreases from a fresh 51.1°F (10.6°C) in November to a cold 40.3°F (4.6°C). Weather in December »
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FAQ

What is the coldest month in Montrose?

January is the coldest month in Montrose, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23°F (-5°C).

How much does it rain in Montrose?

In Montrose, during the entire year, the rain falls for 135.9 days and collects up to 21.89" (556mm) of precipitation.

When does it snow in Montrose?

Months with snowfall in Montrose are January through April, November and December.

What is the snowiest month in Montrose?

January is the month with the most snowfall in Montrose. Snow falls for 4.8 days and accumulates 1.18" (30mm) of snow.

How many days does it snow in Montrose?

In Montrose, during the entire year, snow falls for 17.7 days and aggregates up to 4.17" (106mm) of snow.

What is the month with the least sunshine in Montrose?

January has the least sunshine of the year in Montrose, Illinois, with an average of 4.3h of sunshine.

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

The months with the lowest UV index in Montrose are January, February, November and December, with an average maximum UV index of 2.

What is the driest month in Montrose?

February is the month with the least rainfall in Montrose. Rain falls for 7.6 days and accumulates 1.06" (27mm) of precipitation.

When is Daylight Saving Time (DST) in Montrose?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Montrose, Illinois, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Montrose?

The month with the most rainfall is April, when the rain falls for 14 days and typically aggregates up to 2.83" (72mm) of precipitation.

When it does not snow in Montrose?

In Montrose, snow does not fall in May through October.

When are the longest days in Montrose?

June has the longest days of the year in Montrose, with an average of 14h and 53min of daylight.

What month has the most sunshine in Montrose?

June has the most sunshine of the year, with an average of 10.5h of sunshine.

What are the months with the highest UV index in Montrose?

The months with the highest UV index in Montrose, Illinois, are June through August, with an average maximum UV index of 6.

What is the warmest month in Montrose?

With an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 66.6°F (19.2°C), July is the warmest month in Montrose, Illinois.

What is the most humid month in Montrose?

With an average relative humidity of 82%, July is the most humid month.

What is the least humid month in Montrose?

October is the least humid month, with an average relative humidity of 71%.

What is the month with the shortest days in Montrose?

The month with the shortest days in Montrose is December, with an average of 9h and 28min of daylight.

Average temperature
Montrose, IL

Average temperature - Montrose, IL

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure
Montrose, IL

Average pressure - Montrose, IL

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Montrose, IL

Average wind speed - Montrose, IL

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average rainfall
Montrose, IL

Average rainfall - Montrose, IL

The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days
Montrose, IL

Average rainfall days - Montrose, IL

The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall
Montrose, IL

Average snowfall - Montrose, IL

The month with the highest snowfall is January (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Montrose, IL

Average snowfall days - Montrose, IL

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Montrose, IL

Average daylight / Average sunshine - Montrose, IL

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days
Montrose, IL

Average sunshine days - Montrose, IL

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is May (12.9 days).

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Average UV index
Montrose, IL

Average UV index - Montrose, IL

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Montrose, IL

Average visibility - Montrose, IL

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

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