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.