Oak Brook Weather in October

Oak Brook in October sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 6°C (43°F). Rainfall is fairly high at around 84 mm (3.3 in) on average, so pack waterproofs just in case.

Rainfall in Oak Brook in October

Typically around 13 days of rainfall are expected, averaging 84 mm (3.3 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Oak Brook in October

Temperatures in Oak Brook in October top out at 17°C (63°F) and drop to 6°C (43°F) overnight. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 6°C (43°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 October

The month enjoys around 195 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Oak Brook in October

Wind speeds average 5 m/s (10 knots) during October. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather 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 October

Min Temperature 6°C (43°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 43%  

Precipitation 84 mm (3.3 in)  

Rainy days 13 days  

Humidity 68% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 195 hours *  

Percentage Sunshine 56% *  

* Data from: Chicago, the United States of America (16 KM, 10 Miles).

What to Wear in Oak Brook in October

Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. 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 October

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

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Oak Brook climate overview or explore weather in the United States of America.