March weather forecast
Oak Brook, IL

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Weather in March

The first month of the spring, March, is a chilly month in Oak Brook, Illinois, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 31.5°F (-0.3°C).

Temperature

In Oak Brook, stepping into March brings a temperature increase, moving up from February's wintry 32.5°F (0.3°C) to a chilly 45.1°F (7.3°C). March nights in Oak Brook are marked by an average temperature drop to a freezing cold 31.5°F (-0.3°C).

Humidity

The average relative humidity in March in Oak Brook is 75%.

Rainfall

In March, the rain falls for 9.1 days. Throughout March, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Oak Brook, there are 118.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In March, it is snowing for 4.9 days. Throughout March, 0.59" (15mm) of snow is accumulated. Throughout the year, there are 34.9 snowfall days, and 7.2" (183mm) of snow is accumulated.

Daylight

In March, the average length of the day in Oak Brook is 11h and 58min.
On the first day of March in Oak Brook, sunrise is at 6:25 am and sunset at 5:42 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:16 pm CDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

The average sunshine in March in Oak Brook is 6h.

UV index

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in March translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What are March temperatures in Oak Brook?

The average high-temperature and low-temperature in Oak Brook, Illinois, during March are 45.1°F (7.3°C) and 31.5°F (-0.3°C) respectively.

What is the average humidity in March in Oak Brook?

In Oak Brook, the average relative humidity in March is 75%.

How much does it rain in Oak Brook in March?

In March, in Oak Brook, Illinois, the rain falls for 9.1 days. Throughout March, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in Oak Brook in March?

In Oak Brook, during March, snow falls for 4.9 days and regularly aggregates up to 0.59" (15mm) of snow.

How many hours of daylight does Oak Brook have in March?

In Oak Brook, Illinois, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March in Oak Brook?

On the first day of March in Oak Brook, sunrise is at 6:25 am and sunset at 5:42 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:16 pm CDT.

When does Daylight Saving Time (DST) start in March in Oak Brook?

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

How long on average sun shines in March in Oak Brook?

The average sunshine duration in March in Oak Brook, Illinois, is 6h.

What is the UV index intensity in March in Oak Brook?

In Oak Brook, Illinois, the average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Oak Brook, IL

Average temperature in March - Oak Brook, IL
  • Average high temperature in March: 45.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in March: 31.5°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in March
Oak Brook, IL

Average pressure in March - Oak Brook, IL
  • Average pressure in March: 30.09"Hg

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 in March
Oak Brook, IL

Average wind speed in March - Oak Brook, IL
  • Average wind speed in March: 9.2mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in March
Oak Brook, IL

Average humidity in March - Oak Brook, IL
  • Average humidity in March: 75%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in March
Oak Brook, IL

Average rainfall in March - Oak Brook, IL
  • Average rainfall in March: 0.75"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.63").

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Average rainfall days in March
Oak Brook, IL

Average rainfall days in March - Oak Brook, IL
  • Average rainfall days in March: 9.1 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (4.2 days).

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Average snowfall in March
Oak Brook, IL

Average snowfall in March - Oak Brook, IL
  • Average snowfall in March: 0.59"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Oak Brook, IL

Average snowfall days in March - Oak Brook, IL
  • Average snowfall days in March: 4.9 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Oak Brook, IL

Average daylight in March / Average sunshine in March - Oak Brook, IL
  • Average daylight in March: 12h and 0min

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).

  • Average sunshine in March: 6h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in March
Oak Brook, IL

Average sunshine days in March - Oak Brook, IL
  • Average sunshine days in March: 17.4 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in March
Oak Brook, IL

Average UV index in March - Oak Brook, IL
  • Average UV index in March: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in March
Oak Brook, IL

Average cloud cover in March - Oak Brook, IL
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in March
Oak Brook, IL

Average visibility in March - Oak Brook, IL
  • Average visibility in March: 6mi

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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Oak Brook, Illinois, USA

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