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Precipitation patterns have also fluctuated, with April 19, 2015 recording the highest precipitation in the past 15 years at 25.6 mm, all of which came from rainfall. Interestingly, five 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 19 reaching 47 mph (2013) and the highest sustained wind speed recorded at 23 mph (2013).
These historical trends suggest that the weather on April 19 in Lemont has been quite unpredictable over the years.
Historical April 19 Weather in Lemont (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 | 56°F | 36°F | 0 mm | 0 mm | 0 mm | 18 mph | 8 mph |
| 2011 | 39°F | 36°F | 25 mm | 25 mm | 0 mm | 40 mph | 18 mph |
| 2012 | 70°F | 53°F | 0.4 mm | 0.4 mm | 0 mm | 22 mph | 12 mph |
| 2013 | 44°F | 35°F | 0.7 mm | 0.7 mm | 0 mm | 47 mph | 23 mph |
| 2014 | 64°F | 35°F | 0 mm | 0 mm | 0 mm | 19 mph | 10 mph |
| 2015 | 68°F | 49°F | 25.6 mm | 25.6 mm | 0 mm | 25 mph | 12 mph |
| 2016 | 58°F | 48°F | 0 mm | 0 mm | 0 mm | 23 mph | 12 mph |
| 2017 | 72°F | 46°F | 7.4 mm | 7.4 mm | 0 mm | 34 mph | 12 mph |
| 2018 | 53°F | 31°F | 1 mm | 0 mm | 7 mm | 22 mph | 12 mph |
| 2019 | 51°F | 41°F | 1 mm | 1 mm | 0 mm | 45 mph | 21 mph |
| 2020 | 59°F | 34°F | 0.3 mm | 0.3 mm | 0 mm | 28 mph | 13 mph |
| 2021 | 52°F | 39°F | 3.8 mm | 3.8 mm | 0 mm | 25 mph | 12 mph |
| 2022 | 51°F | 32°F | 0 mm | 0 mm | 0 mm | 23 mph | 12 mph |
| 2023 | 73°F | 39°F | 0.5 mm | 0.5 mm | 0 mm | 28 mph | 12 mph |
| 2024 | 54°F | 39°F | 0 mm | 0 mm | 0 mm | 35 mph | 17 mph |
