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Precipitation patterns have also fluctuated, with April 20, 2017 recording the highest precipitation in the past 15 years at 10.7 mm, all of which came from rainfall. Interestingly, seven 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 20 reaching 44 mph (2023) and the highest sustained wind speed recorded at 25 mph (2023).
These historical trends suggest that the weather on April 20 in Peotone has been quite unpredictable over the years.
Historical April 20 Weather in Peotone (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 | 65°F | 40°F | 0 mm | 0 mm | 0 mm | 12 mph | 5 mph |
| 2011 | 48°F | 36°F | 0 mm | 0 mm | 0 mm | 27 mph | 15 mph |
| 2012 | 64°F | 42°F | 5.9 mm | 5.9 mm | 0 mm | 32 mph | 18 mph |
| 2013 | 45°F | 31°F | 0 mm | 0 mm | 0 mm | 23 mph | 13 mph |
| 2014 | 74°F | 43°F | 0 mm | 0 mm | 0 mm | 21 mph | 10 mph |
| 2015 | 54°F | 43°F | 0.3 mm | 0.3 mm | 0 mm | 40 mph | 21 mph |
| 2016 | 73°F | 51°F | 6.6 mm | 6.6 mm | 0 mm | 27 mph | 12 mph |
| 2017 | 72°F | 49°F | 10.7 mm | 10.7 mm | 0 mm | 41 mph | 20 mph |
| 2018 | 58°F | 26°F | 0 mm | 0 mm | 0 mm | 13 mph | 7 mph |
| 2019 | 61°F | 38°F | 0 mm | 0 mm | 0 mm | 35 mph | 19 mph |
| 2020 | 61°F | 32°F | 0.1 mm | 0.1 mm | 0 mm | 35 mph | 18 mph |
| 2021 | 38°F | 32°F | 6.8 mm | 0.9 mm | 41.3 mm | 20 mph | 10 mph |
| 2022 | 53°F | 39°F | 8.9 mm | 8.9 mm | 0 mm | 38 mph | 20 mph |
| 2023 | 78°F | 50°F | 6.2 mm | 6.2 mm | 0 mm | 44 mph | 25 mph |
| 2024 | 46°F | 34°F | 0 mm | 0 mm | 0 mm | 27 mph | 15 mph |
