Petersburg Climate by Month
Petersburg, Virginia, United States
Hot summers and cold winters, with rain spread through the year.
Hot summers and cold winters, with rain spread through the year: that's Petersburg's climate in short. Afternoon highs range from 49°F (10°C) in January to 91°F (33°C) in July, and January nights average 30°F (-1°C). It gets 46 in (1161 mm) of rain a year, spread across the months.
- Warmest month
- 91°F(33°C)
- Average high, July
- Coldest nights
- 30°F(-1°C)
- Average low, January
- Rain per year
- 46 in(1161 mm)
- No clear rainy season
- Humidity
- 65%
- Sunniest: June
Best and worst months in Petersburg
Best for weatherApril and October are the best time for weather in Petersburg: highs near 73°F (23°C) and about 3.8 in (96 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 49°F (10°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Petersburg weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 49°F(10°C) | 30°F(-1°C) | 3.6 in(91 mm) | 61% | 2.2 |
| FebFebruary | 54°F(12°C) | 31°F(0°C) | 2.9 in(73 mm) | 65% | 3.0 |
| MarMarch | 62°F(17°C) | 38°F(3°C) | 4.0 in(101 mm) | 57% | 4.0 |
| AprAprilBest | 73°F(23°C) | 46°F(8°C) | 3.4 in(86 mm) | 58% | 5.0 |
| MayMay | 80°F(27°C) | 56°F(13°C) | 3.6 in(92 mm) | 64% | 5.6 |
| JunJune | 87°F(31°C) | 65°F(18°C) | 3.9 in(98 mm) | 68% | 5.8 |
| JulJuly | 91°F(33°C) | 69°F(21°C) | 4.3 in(109 mm) | 69% | 5.8 |
| AugAugust | 89°F(32°C) | 67°F(20°C) | 4.9 in(125 mm) | 70% | 5.3 |
| SepSeptember | 83°F(28°C) | 61°F(16°C) | 4.3 in(109 mm) | 71% | 4.3 |
| OctOctoberBest | 73°F(23°C) | 49°F(9°C) | 4.1 in(105 mm) | 71% | 3.3 |
| NovNovember | 62°F(17°C) | 38°F(4°C) | 3.3 in(85 mm) | 64% | 2.5 |
| DecDecember | 53°F(12°C) | 32°F(0°C) | 3.4 in(87 mm) | 65% | 2.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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