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Precipitation patterns have also fluctuated, with May 11, 2010 recording the highest precipitation in the past 15 years at 10.7 mm, all of which came from rainfall. Interestingly, six 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 May 11 reaching 43 mph (2010) and the highest sustained wind speed recorded at 19 mph (2010).
These historical trends suggest that the weather on May 11 in Petersburg has been quite unpredictable over the years.
Historical May 11 Weather in Petersburg (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 | 72°F | 49°F | 10.7 mm | 10.7 mm | 0 mm | 43 mph | 19 mph |
| 2011 | 85°F | 63°F | 1.2 mm | 1.2 mm | 0 mm | 22 mph | 7 mph |
| 2012 | 72°F | 49°F | 0 mm | 0 mm | 0 mm | 13 mph | 5 mph |
| 2013 | 62°F | 50°F | 1.4 mm | 1.4 mm | 0 mm | 23 mph | 10 mph |
| 2014 | 82°F | 58°F | 2.9 mm | 2.9 mm | 0 mm | 25 mph | 9 mph |
| 2015 | 86°F | 66°F | 3.7 mm | 3.7 mm | 0 mm | 36 mph | 15 mph |
| 2016 | 79°F | 62°F | 1.1 mm | 1.1 mm | 0 mm | 17 mph | 7 mph |
| 2017 | 71°F | 58°F | 4.3 mm | 4.3 mm | 0 mm | 26 mph | 11 mph |
| 2018 | 85°F | 59°F | 0 mm | 0 mm | 0 mm | 31 mph | 12 mph |
| 2019 | 69°F | 48°F | 7 mm | 7 mm | 0 mm | 22 mph | 10 mph |
| 2020 | 49°F | 35°F | 0 mm | 0 mm | 0 mm | 35 mph | 13 mph |
| 2021 | 59°F | 43°F | 0 mm | 0 mm | 0 mm | 23 mph | 9 mph |
| 2022 | 86°F | 61°F | 0 mm | 0 mm | 0 mm | 17 mph | 8 mph |
| 2023 | 83°F | 54°F | 0 mm | 0 mm | 0 mm | 19 mph | 9 mph |
| 2024 | 69°F | 52°F | 0.4 mm | 0.4 mm | 0 mm | 35 mph | 15 mph |
