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Precipitation patterns have also fluctuated, with May 11, 2015 recording the highest precipitation in the past 15 years at 27 mm, all of which came from rainfall. Interestingly, four 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 May 11, 2010 and May 11, 2013 reaching 39.4 mph and the highest sustained wind speed recorded on May 11, 2010 at 17.9 mph.
These historical trends suggest that the weather on May 11 in Romeoville has been quite unpredictable over the years.
Historical May 11 Weather in Romeoville (Last 15 Years)
| Year | High Temp (°F) | Low Temp (°F) | Precipitation (mm) | Rain (mm) | Snowfall (mm) | Strongest Wind Gust (mph) | Max Wind Speed (mph) |
|---|---|---|---|---|---|---|---|
| 2010 | 62°F | 47°F | 25.7 mm | 25.7 mm | 0 mm | 39.4 mph | 17.9 mph |
| 2011 | 86°F | 64°F | 15.9 mm | 15.9 mm | 0 mm | 20.1 mph | 8.2 mph |
| 2012 | 74°F | 45°F | 0 mm | 0 mm | 0 mm | 24.6 mph | 11.4 mph |
| 2013 | 60°F | 40°F | 1.1 mm | 1.1 mm | 0 mm | 39.4 mph | 17.8 mph |
| 2014 | 81°F | 57°F | 7.2 mm | 7.2 mm | 0 mm | 26.4 mph | 10 mph |
| 2015 | 68°F | 56°F | 27 mm | 27 mm | 0 mm | 38.9 mph | 17.7 mph |
| 2016 | 74°F | 55°F | 4.3 mm | 4.3 mm | 0 mm | 17.2 mph | 8.7 mph |
| 2017 | 63°F | 49°F | 0.7 mm | 0.7 mm | 0 mm | 24.9 mph | 12.1 mph |
| 2018 | 62°F | 47°F | 3.5 mm | 3.5 mm | 0 mm | 31.3 mph | 14.4 mph |
| 2019 | 52°F | 42°F | 3.9 mm | 3.9 mm | 0 mm | 19 mph | 10.1 mph |
| 2020 | 49°F | 35°F | 0 mm | 0 mm | 0 mm | 22.8 mph | 10.8 mph |
| 2021 | 54°F | 35°F | 0 mm | 0 mm | 0 mm | 26.2 mph | 11.7 mph |
| 2022 | 86°F | 66°F | 0.5 mm | 0.5 mm | 0 mm | 18.6 mph | 9 mph |
| 2023 | 80°F | 54°F | 0 mm | 0 mm | 0 mm | 16.5 mph | 7.6 mph |
| 2024 | 67°F | 47°F | 1.2 mm | 1.2 mm | 0 mm | 33.1 mph | 16.3 mph |
