Climate and monthly weather forecast
Bourbonnais, IL

Share

Weather in January

January, like December, is a freezing cold winter month in Bourbonnais, Illinois, with an average temperature fluctuating between 18.3°F (-7.6°C) and 30°F (-1.1°C). With an average high-temperature of 30°F (-1.1°C) and an average low-temperature of 18.3°F (-7.6°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Bourbonnais, is a wintry month, with an average temperature varying between 34.2°F (1.2°C) and 21.4°F (-5.9°C). With the onset of February, the average high-temperature stands at an icy 34.2°F (1.2°C), closely aligned with January's 30°F (-1.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Bourbonnais, Illinois, with an average temperature ranging between min 33.3°F (0.7°C) and max 47.5°F (8.6°C). With the onset of March, Bourbonnais's weather sees a temperature rise, transitioning from a wintry 34.2°F (1.2°C) in February to a chilly 47.5°F (8.6°C). Weather in March »

Weather in April

April is a refreshing spring month in Bourbonnais, Illinois, with temperature in the range of an average high of 59°F (15°C) and an average low of 43.2°F (6.2°C). The transition to April introduces an increase in the average high-temperature, shifting from a frosty 47.5°F (8.6°C) in March to a mild 59°F (15°C). Weather in April »

Weather in May

May, the last month of the spring in Bourbonnais, is an agreeable month, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 54.1°F (12.3°C). In May, the meteorological conditions change with the average high-temperature moving from a mild 59°F (15°C) in April to an agreeable 71.1°F (21.7°C). Weather in May »

Weather in June

June, the first month of the summer in Bourbonnais, is a warm month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.1°F (16.7°C). The shift from May to June is marked by a slight increase in the average high-temperature, moving from a pleasant 71.1°F (21.7°C) to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Bourbonnais, Illinois, with an average temperature ranging between min 64.2°F (17.9°C) and max 81.1°F (27.3°C). In Bourbonnais, the peak temperatures are generally noted in July, averaging a high of 81.1°F (27.3°C) and a low of 64.2°F (17.9°C). July's average heat index is appraised at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Bourbonnais, Illinois, with an average temperature varying between 62.6°F (17°C) and 80.1°F (26.7°C). Bourbonnais's weather in August, with an average high-temperature of a still warm 80.1°F (26.7°C), subtly shifts from July's 81.1°F (27.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Bourbonnais, is also a moderately hot month, with an average temperature ranging between max 75°F (23.9°C) and min 57°F (13.9°C). With September's arrival, Bourbonnais notes an average high-temperature of a still warm 75°F (23.9°C), closely following the trend of the preceding month. Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Bourbonnais, Illinois, with an average temperature fluctuating between 46.8°F (8.2°C) and 61.9°F (16.6°C). October's arrival coincides with a drop in the average high-temperature, decreasing from September's moderately hot 75°F (23.9°C) to a refreshing 61.9°F (16.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Bourbonnais, is another chilly month, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 47.3°F (8.5°C). A clear decrease in the average high-temperature is observed during November, decreasing from a refreshing 61.9°F (16.6°C) in October to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Bourbonnais, Illinois, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 36.1°F (2.3°C). December's arrival comes with a decrease in the average high-temperature, moving from a chilly 47.3°F (8.5°C) in November to a cold 36.1°F (2.3°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Bourbonnais?

January, with its high-temperature average of 30°F (-1.1°C) and a low-temperature average of 18.3°F (-7.6°C), is the coldest month in Bourbonnais, Illinois.

How much does it rain in Bourbonnais?

Throughout the year, there are 80.5 rainfall days, and 6.22" (158mm) of precipitation is accumulated.

When does it snow in Bourbonnais?

January through April, November and December are months with snowfall in Bourbonnais, Illinois.

What is the snowiest month in Bourbonnais?

The month with the most snowfall is January, when snow falls for 5.8 days and typically aggregates up to 0.75" (19mm) of snow.

How much does it snow in Bourbonnais?

In Bourbonnais, during the entire year, snow falls for 20.5 days and aggregates up to 2.17" (55mm) of snow.

What is the month with the least sunshine in Bourbonnais?

January has the least sunshine of the year in Bourbonnais, with an average of 3.8h of sunshine.

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

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

When is Daylight Saving Time (DST) in Bourbonnais?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Bourbonnais, Illinois, 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 Bourbonnais?

The month with the most rainfall in Bourbonnais is May, when the rain falls for 11.4 days and typically aggregates up to 1.06" (27mm) of precipitation.

When it does not snow in Bourbonnais?

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

When are the longest days in Bourbonnais?

The month with the longest days is June, with an average of 15h and 6min of daylight.

When is the highest UV index in Bourbonnais?

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

What part of the year is the hottest in Bourbonnais?

July is the month when Bourbonnais sees the average highest temperatures, with a high of 81.1°F (27.3°C) and a low of 64.2°F (17.9°C).

What is the most humid month in Bourbonnais?

July is the most humid month in Bourbonnais, with an average relative humidity of 84%.

What month has the most sunshine in Bourbonnais?

August has the most sunshine of the year, with an average of 9.9h of sunshine.

What is the least humid month in Bourbonnais?

The least humid month in Bourbonnais, Illinois, is October, with an average relative humidity of 72%.

What is the driest month in Bourbonnais?

The month with the least rainfall in Bourbonnais, Illinois, is November, when the rain falls for 3.6 days and typically collects 0.28" (7mm) of precipitation.

What is the month with the shortest days in Bourbonnais?

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

Average temperature
Bourbonnais, IL

Average temperature - Bourbonnais, IL

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure
Bourbonnais, IL

Average pressure - Bourbonnais, IL

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Bourbonnais, IL

Average wind speed - Bourbonnais, IL

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity
Bourbonnais, IL

Average humidity - Bourbonnais, IL

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Bourbonnais, IL

Average rainfall - Bourbonnais, IL

The wettest month (with the highest rainfall) is May (1.06").
The driest month (with the least rainfall) is November (0.28").

Average rainfall days
Bourbonnais, IL

Average rainfall days - Bourbonnais, IL

The month with the highest number of rainy days is May (11.4 days).
The month with the least rainy days is January (2.3 days).

Average snowfall
Bourbonnais, IL

Average snowfall - Bourbonnais, IL

The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Bourbonnais, IL

Average snowfall days - Bourbonnais, IL

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Bourbonnais, IL

Average daylight / Average sunshine - Bourbonnais, 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 August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days
Bourbonnais, IL

Average sunshine days - Bourbonnais, IL

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is June (15.7 days).

Average UV index
Bourbonnais, IL

Average UV index - Bourbonnais, IL

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average visibility
Bourbonnais, IL

Average visibility - Bourbonnais, IL

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

Bourbonnais, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location