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Precipitation patterns have also fluctuated, with April 30, 2022 recording the highest precipitation in the past 15 years at 23.8 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 April 30, 2011 and April 30, 2017 reaching 42.5 mph and the highest sustained wind speed recorded on April 30, 2011 at 21.9 mph.
These historical trends suggest that the weather on April 30 in Romeoville has been quite unpredictable over the years.
Historical April 30 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 | 76°F | 63°F | 2.7 mm | 2.7 mm | 0 mm | 41.8 mph | 19.3 mph |
| 2011 | 73°F | 48°F | 0.7 mm | 0.7 mm | 0 mm | 42.5 mph | 21.9 mph |
| 2012 | 62°F | 52°F | 10.6 mm | 10.6 mm | 0 mm | 21.5 mph | 8.2 mph |
| 2013 | 81°F | 58°F | 0 mm | 0 mm | 0 mm | 31.1 mph | 15.5 mph |
| 2014 | 51°F | 44°F | 0.1 mm | 0.1 mm | 0 mm | 23.5 mph | 12.4 mph |
| 2015 | 51°F | 38°F | 0.5 mm | 0.5 mm | 0 mm | 30.5 mph | 13.9 mph |
| 2016 | 48°F | 43°F | 17.7 mm | 17.7 mm | 0 mm | 29.5 mph | 14 mph |
| 2017 | 50°F | 42°F | 20.5 mm | 20.5 mm | 0 mm | 42.5 mph | 16.4 mph |
| 2018 | 71°F | 38°F | 0 mm | 0 mm | 0 mm | 26.6 mph | 12.9 mph |
| 2019 | 50°F | 41°F | 23.3 mm | 23.3 mm | 0 mm | 36.9 mph | 13.3 mph |
| 2020 | 55°F | 40°F | 7 mm | 7 mm | 0 mm | 36.9 mph | 19.2 mph |
| 2021 | 59°F | 40°F | 0 mm | 0 mm | 0 mm | 29.5 mph | 12.9 mph |
| 2022 | 71°F | 52°F | 23.8 mm | 23.8 mm | 0 mm | 39.6 mph | 20.1 mph |
| 2023 | 46°F | 37°F | 3.7 mm | 3.7 mm | 0 mm | 36.5 mph | 18.3 mph |
| 2024 | 73°F | 46°F | 0 mm | 0 mm | 0 mm | 19.9 mph | 11 mph |
