Historical weather data, all-time temperature records, and monthly climate averages for Petersburg, VA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Petersburg typically feels like spring has arrived — the average high hits 71° with overnight lows around 43°. This date's range has been wild, though, swinging from a frosty 29° back in 2013 all the way up to 85° just this year. Rain is unlikely, with only a 1-in-4 shot of any precipitation and zero chance of snow.
Petersburg doesn't mess around at the extremes — the thermometer has touched 105° in the summer heat and cratered to -2° in a brutal January cold snap. A single August storm once dumped 6 inches of rain in a day, and a March blizzard laid down 15 inches of snow back in 1980.
Petersburg runs warm for much of the year, with highs climbing to 90° in mid-July and staying in the upper 80s through August — plan accordingly if you're heat-sensitive. Winter is mild by mid-Atlantic standards, with January and February highs only dipping to the upper 40s and low 50s. If you're watching for rain, late summer is the wettest stretch, averaging over 1.6 inches in a single week in mid-August.