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Precipitation patterns have also fluctuated, with April 12, 2011 recording the highest precipitation in the past 15 years at 16 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 April 12 reaching 46 mph (2019) and the highest sustained wind speed recorded at 18 mph (2018).
These historical trends suggest that the weather on April 12 in Petersburg has been quite unpredictable over the years.
Historical April 12 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 | 74°F | 49°F | 0 mm | 0 mm | 0 mm | 19 mph | 9 mph |
| 2011 | 59°F | 43°F | 16 mm | 16 mm | 0 mm | 33 mph | 14 mph |
| 2012 | 59°F | 34°F | 0 mm | 0 mm | 0 mm | 13 mph | 4 mph |
| 2013 | 57°F | 42°F | 3.5 mm | 3.5 mm | 0 mm | 32 mph | 14 mph |
| 2014 | 75°F | 48°F | 0.1 mm | 0.1 mm | 0 mm | 31 mph | 13 mph |
| 2015 | 72°F | 43°F | 0 mm | 0 mm | 0 mm | 15 mph | 7 mph |
| 2016 | 53°F | 36°F | 0 mm | 0 mm | 0 mm | 21 mph | 8 mph |
| 2017 | 67°F | 47°F | 0 mm | 0 mm | 0 mm | 12 mph | 7 mph |
| 2018 | 74°F | 48°F | 0.1 mm | 0.1 mm | 0 mm | 42 mph | 18 mph |
| 2019 | 71°F | 52°F | 1.1 mm | 1.1 mm | 0 mm | 46 mph | 17 mph |
| 2020 | 67°F | 45°F | 15.9 mm | 15.9 mm | 0 mm | 29 mph | 13 mph |
| 2021 | 66°F | 47°F | 2.1 mm | 2.1 mm | 0 mm | 31 mph | 14 mph |
| 2022 | 70°F | 52°F | 2.2 mm | 2.2 mm | 0 mm | 21 mph | 9 mph |
| 2023 | 75°F | 48°F | 0 mm | 0 mm | 0 mm | 20 mph | 8 mph |
| 2024 | 59°F | 47°F | 8.7 mm | 8.7 mm | 0 mm | 36 mph | 15 mph |
