Climate and monthly weather forecast
Magnolia, IL

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Weather in January

January, like December, is a freezing cold winter month in Magnolia, Illinois, with temperature in the range of an average high of 29.3°F (-1.5°C) and an average low of 17.4°F (-8.1°C). In Magnolia, the lowest average temperatures are observed in January, with a high of 29.3°F (-1.5°C) and a low of 17.4°F (-8.1°C). Weather in January »

Weather in February

February, the last month of the winter in Magnolia, is a cold month, with an average temperature varying between 33.4°F (0.8°C) and 21°F (-6.1°C). Magnolia marks the onset of February with an average high-temperature of an icy 33.4°F (0.8°C), subtly divergent from January's 29.3°F (-1.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Magnolia, Illinois, with an average temperature fluctuating between 47.7°F (8.7°C) and 33.1°F (0.6°C). In March, the average high-temperature increases from a cold 33.4°F (0.8°C) in February to a chilly 47.7°F (8.7°C). Weather in March »

Weather in April

April is a moderate spring month in Magnolia, Illinois, with an average temperature fluctuating between 59.4°F (15.2°C) and 43°F (6.1°C). Entering April, Magnolia sees a temperature rise, with the average high-temperature advancing from March's frosty 47.7°F (8.7°C) to a refreshing 59.4°F (15.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Magnolia, Illinois, with an average temperature ranging between min 54°F (12.2°C) and max 71.1°F (21.7°C). Magnolia's transition into May sees a rise in the average high-temperature, advancing from a mild 59.4°F (15.2°C) in April to an agreeable 71.1°F (21.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Magnolia, Illinois, with an average temperature fluctuating between 79°F (26.1°C) and 62.1°F (16.7°C). Magnolia in June experiences a slight uptick in the average high-temperature, adjusting from May's agreeable 71.1°F (21.7°C) to a warm 79°F (26.1°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Magnolia, Illinois, with an average temperature ranging between min 64.6°F (18.1°C) and max 81°F (27.2°C). July, on average, is the warmest month, registering a high temperature of 81°F (27.2°C) and a low of 64.6°F (18.1°C). July's mean heat index is estimated at a hot 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Magnolia, is also a moderately hot month, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 80.1°F (26.7°C). As Magnolia steps into August, the average high-temperature is measured at a still warm 80.1°F (26.7°C), displaying minor differences from July's 81°F (27.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Magnolia, Illinois, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 75°F (23.9°C). September commences with an average high-temperature of a still moderately hot 75°F (23.9°C), showing little deviation from August's 80.1°F (26.7°C). Weather in September »

Weather in October

October, like September, in Magnolia, Illinois, is another refreshing autumn month, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 46°F (7.8°C). As September transitions into October, Magnolia sees a drop in the average high-temperature, transitioning from a moderately hot 75°F (23.9°C) to an enjoyable 61.7°F (16.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Magnolia, is also a frosty month, with an average temperature varying between 34°F (1.1°C) and 47.3°F (8.5°C). The shift into November brings a noticeable decrease in the average high-temperature, falling from a comfortable 61.7°F (16.5°C) in October to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

December, the first month of the winter in Magnolia, is also an icy month, with an average temperature varying between 35.6°F (2°C) and 25.3°F (-3.7°C). With December's onset, the weather shows a temperature decrease, transitioning from a chilly 47.3°F (8.5°C) in November to a wintry 35.6°F (2°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Magnolia?

January brings the lowest temperatures in Magnolia, with an average high of 29.3°F (-1.5°C) and an average low of 17.4°F (-8.1°C).

What is the driest month in Magnolia?

January and December are months with the least rain when the rain falls for 6.4 days and typically aggregates up to 1.57" (40mm) of rain.

How many days does it rain in Magnolia?

In Magnolia, during the entire year, the rain falls for 151.3 days and collects up to 30.16" (766mm) of precipitation.

When does it snow in Magnolia?

January through April, October through December are months with snowfall in Magnolia, Illinois.

How many days does it snow in Magnolia?

Throughout the year, in Magnolia, Illinois, there are 36.7 snowfall days, and 14.09" (358mm) of snow is accumulated.

What is the month with the least sunshine in Magnolia?

The month with the least sunshine is January, with an average of 3.9h of sunshine.

When is the lowest UV index in Magnolia?

The month with the lowest UV index is January, with an average maximum UV index of 1.

What is the snowiest month in Magnolia?

The month with the most snowfall in Magnolia, Illinois, is February, when snow falls for 9.6 days and typically aggregates up to 3.7" (94mm) of snow.

When is Daylight Saving Time (DST) in Magnolia?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 rainiest month in Magnolia?

May is the month with the most rainfall. Rain falls for 18.4 days and accumulates 4.41" (112mm) of precipitation.

When it does not snow in Magnolia?

In Magnolia, snow does not fall in May through September.

When are the longest days in Magnolia?

June has the longest days of the year in Magnolia, with an average of 15h and 6min of daylight.

What month has the most sunshine in Magnolia?

June has the most sunshine of the year in Magnolia, Illinois, with an average of 10h of sunshine.

When is the highest UV index in Magnolia?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What month is the hottest in Magnolia?

In Magnolia, July is known for its average highest temperatures, reaching a high of 81°F (27.2°C) and a low of 64.6°F (18.1°C).

What is the most humid month in Magnolia?

The most humid month in Magnolia is July, with an average relative humidity of 85%.

What is the least humid month in Magnolia?

With an average relative humidity of 72%, October is the least humid month.

What is the month with the shortest days in Magnolia?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average pressure
Magnolia, IL

Average pressure - Magnolia, IL

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Magnolia, IL

Average wind speed - Magnolia, IL

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity
Magnolia, IL

Average humidity - Magnolia, IL

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Magnolia, IL

Average rainfall - Magnolia, IL

The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are January and December (1.57").

Average rainfall days
Magnolia, IL

Average rainfall days - Magnolia, IL

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5.9 days).

Average snowfall
Magnolia, IL

Average snowfall - Magnolia, IL

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Magnolia, IL

Average snowfall days - Magnolia, IL

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Magnolia, IL

Average daylight / Average sunshine - Magnolia, IL

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days
Magnolia, IL

Average sunshine days - Magnolia, IL

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is May (10.7 days).

Average visibility
Magnolia, IL

Average visibility - Magnolia, IL

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

Magnolia, Illinois, USA

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