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Precipitation patterns have also fluctuated, with July 4, 2011 recording the highest precipitation in the past 15 years at 24 mm, all of which came from rainfall. Interestingly, eight 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 July 4 reaching 31 mph (2010) and the highest sustained wind speed recorded at 12 mph (2010).
These historical trends suggest that the weather on July 4 in Wilmington has been quite unpredictable over the years.
Historical July 4 Weather in Wilmington (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 | 87°F | 73°F | 4.4 mm | 4.4 mm | 0 mm | 31 mph | 12 mph |
| 2011 | 82°F | 70°F | 24 mm | 24 mm | 0 mm | 17 mph | 6 mph |
| 2012 | 99°F | 79°F | 0 mm | 0 mm | 0 mm | 19 mph | 8 mph |
| 2013 | 80°F | 62°F | 0 mm | 0 mm | 0 mm | 14 mph | 8 mph |
| 2014 | 78°F | 57°F | 0 mm | 0 mm | 0 mm | 13 mph | 7 mph |
| 2015 | 80°F | 60°F | 0 mm | 0 mm | 0 mm | 10 mph | 5 mph |
| 2016 | 77°F | 63°F | 4.5 mm | 4.5 mm | 0 mm | 11 mph | 8 mph |
| 2017 | 87°F | 68°F | 0 mm | 0 mm | 0 mm | 15 mph | 7 mph |
| 2018 | 92°F | 75°F | 0.9 mm | 0.9 mm | 0 mm | 18 mph | 8 mph |
| 2019 | 88°F | 72°F | 1.1 mm | 1.1 mm | 0 mm | 19 mph | 8 mph |
| 2020 | 87°F | 70°F | 0 mm | 0 mm | 0 mm | 16 mph | 7 mph |
| 2021 | 85°F | 65°F | 0 mm | 0 mm | 0 mm | 14 mph | 6 mph |
| 2022 | 90°F | 72°F | 0.5 mm | 0.5 mm | 0 mm | 22 mph | 12 mph |
| 2023 | 89°F | 67°F | 0 mm | 0 mm | 0 mm | 19 mph | 9 mph |
| 2024 | 84°F | 71°F | 13.2 mm | 13.2 mm | 0 mm | 17 mph | 9 mph |
