Climate and monthly weather forecast
Itasca, IL

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Weather in January

January, the same as December, in Itasca, Illinois, is another subzero cold winter month, with an average temperature ranging between max 27.9°F (-2.3°C) and min 16.5°F (-8.6°C). Itasca's coldest month, January, registers temperatures that range from a high of 27.9°F (-2.3°C) to a low of 16.5°F (-8.6°C). Weather in January »

Weather in February

February, the last month of the winter in Itasca, is also a subzero cold month, with an average temperature ranging between max 31.8°F (-0.1°C) and min 19.4°F (-7°C). Itasca's average high-temperature in February is a still subzero cold 31.8°F (-0.1°C), marking an insignificant difference from the 27.9°F (-2.3°C) of January. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Itasca, Illinois, with an average temperature fluctuating between 44.1°F (6.7°C) and 30.9°F (-0.6°C). The transition from February to March brings a temperature rise, with average high-temperatures increasing from a freezing cold 31.8°F (-0.1°C) to a frosty 44.1°F (6.7°C). Weather in March »

Weather in April

April is a moderate spring month in Itasca, Illinois, with an average temperature fluctuating between 39.9°F (4.4°C) and 55.6°F (13.1°C). Itasca's transition into April sees a rise in the average high-temperature, advancing from a chilly 44.1°F (6.7°C) in March to a mild 55.6°F (13.1°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Itasca, Illinois, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 67.5°F (19.7°C). May brings a rise in Itasca's average high-temperature, moving from a mild 55.6°F (13.1°C) in April to a comfortable 67.5°F (19.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Itasca, Illinois, with an average temperature ranging between min 60.4°F (15.8°C) and max 77.2°F (25.1°C). The shift from May to June is marked by an increase in the average high-temperature, moving from an enjoyable 67.5°F (19.7°C) to a warm 77.2°F (25.1°C). Weather in June »

Weather in July

July, like June, in Itasca, Illinois, is another warm summer month, with an average temperature fluctuating between 81.9°F (27.7°C) and 65.7°F (18.7°C). The warmest period tends to be July, when average temperatures fluctuate between a high of 81.9°F (27.7°C) and a low of 65.7°F (18.7°C). The average heat index in July is calculated to be a tropical 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Itasca, Illinois, with an average temperature fluctuating between 80.2°F (26.8°C) and 64.2°F (17.9°C). With the onset of August, Itasca's average high-temperature clocks in at a still moderately hot 80.2°F (26.8°C), showing a minor fluctuation from the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Itasca, Illinois, with temperature in the range of an average low of 57.6°F (14.2°C) and an average high of 73.4°F (23°C). The start of September comes with a small reduction in the average high-temperature, subtly receding from a warm 80.2°F (26.8°C) in August to a still moderately hot 73.4°F (23°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Itasca, Illinois, with an average temperature fluctuating between 45.5°F (7.5°C) and 60.3°F (15.7°C). October indicates a shift in the average high-temperature, from September's moderately hot 73.4°F (23°C) to a moderate 60.3°F (15.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Itasca, Illinois, with an average temperature fluctuating between 45.5°F (7.5°C) and 33.1°F (0.6°C). Itasca experiences a noticeable temperature shift with the start of November, with average high-temperatures moving from a mild 60.3°F (15.7°C) in October to a frosty 45.5°F (7.5°C). Weather in November »

Weather in December

December, the first month of the winter in Itasca, is also an icy month, with temperature in the range of an average low of 23.9°F (-4.5°C) and an average high of 34°F (1.1°C). During Itasca's transition into December, the average high-temperature lessens, moving from a chilly 45.5°F (7.5°C) in November to a cold 34°F (1.1°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Itasca?

The coldest time of the year in Itasca, Illinois, is January, with temperatures averaging a high of 27.9°F (-2.3°C) and a low of 16.5°F (-8.6°C).

What are the most humid months in Itasca?

January and February, with an average relative humidity of 83%, are most humid months.

How many days does it rain in Itasca?

In Itasca, during the entire year, the rain falls for 147.4 days and collects up to 24.69" (627mm) of precipitation.

When does it snow in Itasca?

January through May, October through December are months with snowfall in Itasca.

How much does it snow in Itasca?

Throughout the year, there are 48.9 snowfall days, and 15.47" (393mm) of snow is accumulated.

What is the month with the least sunshine in Itasca?

The month with the least sunshine is January, with an average of 3.6h of sunshine.

When is the lowest UV index in Itasca?

The months with the lowest UV index in Itasca, Illinois, are January and December, with an average maximum UV index of 1.

When does it snow the most in Itasca?

The month with the most snowfall in Itasca, Illinois, is February, when snow falls for 11 days and typically aggregates up to 4.02" (102mm) of snow.

When is Daylight Saving Time (DST) in Itasca?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Itasca, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Itasca?

May is the month with the most rainfall in Itasca, Illinois. Rain falls for 17.7 days and accumulates 3.11" (79mm) of precipitation.

When it does not snow in Itasca?

In Itasca, Illinois, snow does not fall in June through September.

When are the longest days in Itasca?

The month with the longest days in Itasca, Illinois, is June, with an average of 15h and 12min of daylight.

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

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

What is the warmest month in Itasca?

July, with an average high of 81.9°F (27.7°C) and a low of 65.7°F (18.7°C), signifies the warmest month of the year in Itasca, Illinois.

What month has the most sunshine in Itasca?

The month with the most sunshine is July, with an average of 10h of sunshine.

What is the least humid month in Itasca?

October is the least humid month in Itasca, with an average relative humidity of 73%.

What is the driest month in Itasca?

The month with the least rainfall in Itasca, Illinois, is December, when the rain falls for 7.9 days and typically collects 1.14" (29mm) of precipitation.

What is the month with the shortest days in Itasca?

The month with the shortest days in Itasca, Illinois, is December, with an average of 9h and 12min of daylight.

Average temperature
Itasca, IL

Average temperature - Itasca, IL

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (27.9°F).

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure
Itasca, IL

Average pressure - Itasca, IL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Itasca, IL

Average wind speed - Itasca, IL

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity
Itasca, IL

Average humidity - Itasca, IL

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall
Itasca, IL

Average rainfall - Itasca, IL

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is December (1.14").

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Average rainfall days
Itasca, IL

Average rainfall days - Itasca, IL

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall
Itasca, IL

Average snowfall - Itasca, IL

The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Itasca, IL

Average snowfall days - Itasca, IL

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Itasca, IL

Average daylight / Average sunshine - Itasca, IL

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days
Itasca, IL

Average sunshine days - Itasca, IL

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (10.2 days).

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Average visibility
Itasca, IL

Average visibility - Itasca, IL

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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Itasca, Illinois, USA

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