How Lemont’s weather has changed Oct. 9 since 2010

Over the past 15 years, Oct. 9 in Lemont has seen a widely varying range of conditions. The warmest recorded high on this date was 82°F in 2010, while the coldest low was 40°F in 2023.

Precipitation patterns have also fluctuated, with Oct. 9, 2018 recording the highest precipitation in the past 15 years at 10.2 mm, all of which came from rainfall. Interestingly, 12 years out of the last 15 years had no measurable precipitation on this date.

Wind speeds have varied as well, with the strongest gust on Oct. 9 reaching 35 mph (2012) and the highest sustained wind speed recorded at 17 mph (2012).

These historical trends suggest that the weather on Oct. 9 in Lemont has been quite unpredictable over the years.