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Oak Brook Weather in April

April in Oak Brook brings moderate temperatures, with highs of 16°C (61°F) and nights dropping to 4°C (39°F). Rainfall is on the higher side this month, averaging around 106 mm (4.2 in), so keep a rain jacket handy.

Rainfall in Oak Brook in April

Typically around 13 days of rainfall are expected, averaging 106 mm (4.2 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Oak Brook in April

Oak Brook in April gets highs of 16°C (61°F) during the day and drops to 4°C (39°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Oak Brook in April

The month enjoys around 217 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Oak Brook in April

Wind speeds average 6 m/s (12 knots) during April. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

If your ideal day consists of dry skies and pleasant temperatures, September typically offers the best circumstances for Oak Brook.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Oak Brook's climate page.

Oak Brook Temperature in April

Min TemperatureMin Temperature 4°C (39°F)  
Max TemperatureMax Temperature 16°C (61°F)  
Chance of RainChance of Rain 42%  
PrecipitationPrecipitation 106 mm (4.2 in)  
Rainy daysRainy days 13 days  
HumidityHumidity 65% *  
WindspeedWindspeed 6 m/s (12 knots) *  
SunshineSunshine 217 hours *  
Percentage SunshinePercentage Sunshine 54% *  
* Data from: Chicago, the United States of America (16 KM, 10 Miles).

Best Places in the United States of America in April

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Oak Brook in April

The weather can swing between comfortable and chilly in April, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Oak Brook in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
9/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Oak Brook's climate page.

More climate data for Oak Brook