Climate and monthly weather forecast
Schaumburg, IL

englishespañol中文
Share

The climate of Schaumburg

Located in the Midwest of the United States, Schaumburg, Illinois, boasts a Dfa Köppen climate classification. This type of classification signifies a humid continental climate, with no dry season but a distinct hot summer.

The year-round weather spectrum in Schaumburg ranges from a low average of 16.5°F (-8.6°C) in winter to a high average of 81.9°F (27.7°C) in the summer. The humidity oscillates between 73% and 83% across the year, providing the city with a relatively stable moisture level.

Across Schaumburg, rainfall is a common occurrence, with an average ranging from 1.14" (29mm) in the driest season to 3.11" (79mm) during the wettest months. This rainfall leads to an average of between 4.9 to 17.8 rainy days per month across the year. Meanwhile, snowfall is significant from December to February, with the area receiving more than 3" (76mm) each month.

Daylight hours range between 9.2 hours and 15.2 hours during winter and summer respectively. As for sunshine hours, they fall between 3.6 hours and 10 hours per day, indicating plenty of bright weather periods throughout the year. The UV index fluctuates from 1 to 6, indicating moderate exposure during the summertime.

Wind conditions in Schaumburg are fairly modest with speed ranging between 6.2mph (10km/h) to 9.9mph (15.9km/h), while maximum gusts can reach up to 15mph (24.1km/h), indicating no significant risk of heavy winds.

The best time to visit Schaumburg

As far as weather conditions are concerned, the best time to visit Schaumburg is during the summer months, particularly between June and August. During this period, the temperatures average between 77.2°F (25.1°C) and 81.9°F (27.7°C) accompanied by the highest daylight hours of 15.2 in June, providing excellent conditions for outdoor activities. While it does rain during these months, with an average rainfall of between 2.72" (69mm) and 2.76" (70mm), the frequency of rainy days is far less than the spring season.

The worst time to visit Schaumburg

The weather conditions are particularly inhospitable during the winter months from December to February. The temperatures drop to averages between 16.5°F (-8.6°C) and 27.9°F (-2.3°C), with heavy snowfall that amounts to over 1.26" (32mm). The daylight hours are at their lowest, ranging from 9.2 to 9.5 hours, which can limit outdoor activities.

Spring weather in Schaumburg

Spring season in Schaumburg starts from March and lasts until May. During these months, the temperature witnesses a considerable leap, from an average high of 44.1°F (6.7°C) in March to 67.5°F (19.7°C) in May. This period also sees an increase in the number of daylight hours, from 12 hours in March to 14.6 hours in May. However, it also witnesses the highest amount of rainfall in the year with an average of 2.91" (74mm) to 3.11" (79mm) per month.

Summer weather in Schaumburg

Summers in Schaumburg are characterized by hot conditions, with average high temperatures ranging between 73.4°F (23°C) and 81.9°F (27.7°C). The daylight hours peak to 15.2 hours in June, providing ample sunshine for outdoor activities. Despite the average monthly rainfall of 2.72" (69mm) to 2.76" (70mm), the season generally remains pleasant for tourism and outdoor activities.

Autumn weather in Schaumburg

Autumn in Schaumburg runs through September to November. During this period, the temperatures gradually drop from an average high of 73.4°F (23°C) in September to a cooler 45.5°F (7.5°C) in November. Rainfall decreases significantly during this period, falling to 1.22" (31mm) in November. While daylight hours decrease to 9.8 hours in November, the conditions remain favourable for tourism.

Winter weather in Schaumburg

Winter in Schaumburg brings in notably cold weather conditions. Temperatures can drop to as low as an average of 16.5°F (-8.6°C) in January, with average high temperatures not surpassing 34°F (1.1°C) in December. Snowfall is significant during these months, averaging between 1.26" (32mm) and 3.74" (95mm). Along with the fewer daylight hours ranging from 9.2 to 9.5 across these months, outdoor activities become limited. Yet, with these conditions, the region becomes a haven for lovers of snow and winter sports.

Weather in January

In the town of Schaumburg, Illinois, January brings the icy grip of winter, with snowfall reaching 3.74" (95mm) and temperatures dipping to lows of 16.5°F (-8.6°C). The combination of harsh temperatures and relatively poor visibility makes it uninviting for outdoor activities. Weather in January »

Weather in February

The prolonged cold continues into February with the low temperature easing slightly from the previous month but still a frigid 19.4°F (-7°C). Notably, snow tends to fall at a higher average in February, totaling 4.02" (102mm), making this the snowiest month of the year in Schaumburg. Weather in February »

Weather in March

Spring starts to make its appearance in March with the average high temperature rising to 44.1°F (6.7°C), indicating a break from the colder months. This month marks a slight decrease in snowfall down to 1.26" (32mm) from February's peak. Weather in March »

Weather in April

April brings a significant shift in Schaumburg's weather pattern with the high temperature reaching a more comfortable 55.6°F (13.1°C). Rain replaces snow as the dominant form of precipitation with rainfall hitting a high of 2.91" (74mm) in this month. Weather in April »

Weather in May

May in Schaumburg sees a further rise in temperature, signifying that summer is not far behind. The peak temperature reaches an agreeable 67.5°F (19.7°C), which coincides with the rainfall hitting its annual peak of 3.11" (79mm). Weather in May »

Weather in June

Summer is in full swing in June, with temperatures soaring to highs of 77.2°F (25.1°C). This warm weather is coupled with an average of 15.2 sunlight hours per day, the maximum for the year. Schaumburg residents are afforded plenty of daylight to indulge in a multitude of outdoor activities during this time. Weather in June »

Weather in July

July is the hottest month in Schaumburg, with the temperature rising to a balmy 81.9°F (27.7°C). However, the heat does not spell a complete halt to rainfall activity, which is still around 2.72" (69mm). This moderate rainfall strikes a balance, preventing the weather from becoming overwhelmingly dry. Weather in July »

Weather in August

August remains warm, and the high average temperature is marginally lower than July at 80.2°F (26.8°C). Rainfall hovers at the level of 2.76" (70mm), similar to the monsoon month of July. August carries the warmth of July but with a hint of anticipation for the approaching fall season. Weather in August »

Weather in September

September marks the arrival of fall, with the average high temperature dropping to 73.4°F (23°C). Rainfall dwindles down to about 1.69" (43mm), ushering in a drier, cooler atmosphere. This month is characterized by the onset of crispy autumn weather, with the landscape changing into a palette of oranges, yellows, and browns. Weather in September »

Weather in October

October continues the cool trend of fall, with the average high temperature dropping to 60.3°F (15.7°C). The city witnesses the multicolored spectacle of fall, presenting a dramatic change from the greenery of warmer months. The crisp falls temperatures, coupled with the vibrant foliage, makes October an ideal month for outdoor exploration. Weather in October »

Weather in November

November introduces the pedestrian to the encroaching winter, with the high temperature reaching only 45.5°F (7.5°C). The fall season is on the wane, with most foliage having already peaked in October. The prelude to winter brings a fresh chill to the air, and families begin their preparation for the holiday season. Weather in November »

Weather in December

In December, winter takes center stage, with the high temperature dropping to 34°F (1.1°C), hard on the heels of November. December welcomes the sight of snow, with an average of 2.52" (64mm) of snowfall. The incoming holiday season makes the cold bearable as the city is bedecked in festive lights and decorations. Weather in December »
[Resources]

Frequently asked questions

What are the coldest months in Schaumburg?

With its average high temperature of 27.9°F (-2.3°C) and a low of 16.5°F (-8.6°C), January is regarded as the coldest month.

What are the most humid months in Schaumburg?

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

How many days does it rain in Schaumburg?

Throughout the year, in Schaumburg, Illinois, there are 147.4 rainfall days, and 24.69" (627mm) of precipitation is accumulated.

When does it snow in Schaumburg?

Months with snowfall in Schaumburg are January through May, October through December.

How many days does it snow in Schaumburg?

In Schaumburg, during the entire year, snow falls for 48.9 days and aggregates up to 15.47" (393mm) of snow.

What is the month with the least sunshine in Schaumburg?

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

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

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

When does it snow the most in Schaumburg?

February is the month with the most snowfall in Schaumburg. Snow falls for 11 days and accumulates 4.02" (102mm) of snow.

When is Daylight Saving Time (DST) in Schaumburg?

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

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

When it does not snow in Schaumburg?

June through September are months without snowfall in Schaumburg, Illinois.

When are the longest days in Schaumburg?

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

When is the highest UV index in Schaumburg?

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

What is the hottest time of year in Schaumburg?

July registers as the month with the average highest temperatures, reaching 81.9°F (27.7°C) at its peak and 65.7°F (18.7°C) at the lowest.

What month has the most sunshine in Schaumburg?

With an average of 10h of sunshine, July has the most sunshine of the year in Schaumburg.

What is the least humid month in Schaumburg?

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

What is the driest month in Schaumburg?

December is the month with the least rainfall in Schaumburg, Illinois. Rain falls for 7.9 days and accumulates 1.14" (29mm) of precipitation.

What is the month with the shortest days in Schaumburg?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

Average temperature
Schaumburg, IL

Average temperature - Schaumburg, 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).

[Resources]

Average pressure
Schaumburg, IL

Average pressure - Schaumburg, 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).

[Resources]

Average wind speed
Schaumburg, IL

Average wind speed - Schaumburg, 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).

[Resources]

Average humidity
Schaumburg, IL

Average humidity - Schaumburg, IL

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

[Resources]

Average rainfall
Schaumburg, IL

Average rainfall - Schaumburg, IL

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

[Resources]

Average rainfall days
Schaumburg, IL

Average rainfall days - Schaumburg, 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).

[Resources]

Average snowfall
Schaumburg, IL

Average snowfall - Schaumburg, IL

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

[Resources]

Average snowfall days
Schaumburg, IL

Average snowfall days - Schaumburg, 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).

[Resources]

Average daylight / Average sunshine
Schaumburg, IL

Average daylight / Average sunshine - Schaumburg, 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).

[Resources]

Average sunshine days
Schaumburg, IL

Average sunshine days - Schaumburg, 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).

[Resources]

Average UV index
Schaumburg, IL

Average UV index - Schaumburg, 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 and December (UV index 1).

[Resources]

Average visibility
Schaumburg, IL

Average visibility - Schaumburg, 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).

[Resources]

Schaumburg, Illinois, USA

Weather forecast for your location

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