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Precipitation patterns have also fluctuated, with June 26, 2021 recording the highest precipitation in the past 15 years at 48.2 mm, all of which came from rainfall. Interestingly, three 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 June 26 reaching 42 mph (2021) and the highest sustained wind speed recorded at 19 mph (2021).
These historical trends suggest that the weather on June 26 in Romeoville has been quite unpredictable over the years.
Historical June 26 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 | 86°F | 70°F | 14.7 mm | 14.7 mm | 0 mm | 33 mph | 11 mph |
| 2011 | 79°F | 61°F | 0 mm | 0 mm | 0 mm | 18 mph | 9 mph |
| 2012 | 82°F | 57°F | 0 mm | 0 mm | 0 mm | 14 mph | 6 mph |
| 2013 | 81°F | 71°F | 2.4 mm | 2.4 mm | 0 mm | 25 mph | 11 mph |
| 2014 | 79°F | 60°F | 0 mm | 0 mm | 0 mm | 17 mph | 8 mph |
| 2015 | 70°F | 60°F | 8.6 mm | 8.6 mm | 0 mm | 24 mph | 11 mph |
| 2016 | 86°F | 73°F | 0.7 mm | 0.7 mm | 0 mm | 31 mph | 10 mph |
| 2017 | 69°F | 53°F | 1.7 mm | 1.7 mm | 0 mm | 36 mph | 14 mph |
| 2018 | 82°F | 66°F | 30.4 mm | 30.4 mm | 0 mm | 27 mph | 13 mph |
| 2019 | 83°F | 66°F | 4.3 mm | 4.3 mm | 0 mm | 22 mph | 8 mph |
| 2020 | 88°F | 62°F | 23.6 mm | 23.6 mm | 0 mm | 36 mph | 15 mph |
| 2021 | 79°F | 72°F | 48.2 mm | 48.2 mm | 0 mm | 42 mph | 19 mph |
| 2022 | 79°F | 62°F | 0.1 mm | 0.1 mm | 0 mm | 30 mph | 14 mph |
| 2023 | 78°F | 67°F | 2 mm | 2 mm | 0 mm | 32 mph | 16 mph |
| 2024 | 86°F | 65°F | 0.4 mm | 0.4 mm | 0 mm | 24 mph | 11 mph |
