Annapolis vs Petersburg Climate
94%matchAnnapolis and Petersburg are a 94% climate match. Very close: temperatures within 3°F (2°C), with similar rain, humidity and sun.
Annapolis gets 46 in (1160 mm) of rain a year and Petersburg 46 in (1161 mm). July is the warmest month in both, with highs of 88°F (31°C) in Annapolis and 91°F (33°C) in Petersburg.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
AnnapolisPetersburgsolid = high, dashed = low
Rain (in per month)
AnnapolisPetersburg
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Annapolis | Petersburg | Annapolis | Petersburg | Annapolis | Petersburg | |
| Jan | 43°F(6°C) | 49°F(10°C) | 27°F(-3°C) | 30°F(-1°C) | 3.1 in(78 mm) | 3.6 in(91 mm) |
| Feb | 46°F(8°C) | 54°F(12°C) | 28°F(-2°C) | 31°F(0°C) | 2.8 in(72 mm) | 2.9 in(73 mm) |
| Mar | 55°F(13°C) | 62°F(17°C) | 35°F(2°C) | 38°F(3°C) | 4.1 in(103 mm) | 4.0 in(101 mm) |
| Apr | 66°F(19°C) | 73°F(23°C) | 45°F(7°C) | 46°F(8°C) | 3.5 in(89 mm) | 3.4 in(86 mm) |
| May | 76°F(24°C) | 80°F(27°C) | 55°F(13°C) | 56°F(13°C) | 4.1 in(103 mm) | 3.6 in(92 mm) |
| Jun | 84°F(29°C) | 87°F(31°C) | 64°F(18°C) | 65°F(18°C) | 4.4 in(111 mm) | 3.9 in(98 mm) |
| Jul | 88°F(31°C) | 91°F(33°C) | 69°F(20°C) | 69°F(21°C) | 4.5 in(114 mm) | 4.3 in(109 mm) |
| Aug | 86°F(30°C) | 89°F(32°C) | 67°F(19°C) | 67°F(20°C) | 4.5 in(115 mm) | 4.9 in(125 mm) |
| Sep | 79°F(26°C) | 83°F(28°C) | 60°F(16°C) | 61°F(16°C) | 4.4 in(112 mm) | 4.3 in(109 mm) |
| Oct | 69°F(20°C) | 73°F(23°C) | 49°F(9°C) | 49°F(9°C) | 3.4 in(87 mm) | 4.1 in(105 mm) |
| Nov | 57°F(14°C) | 62°F(17°C) | 39°F(4°C) | 38°F(4°C) | 3.0 in(76 mm) | 3.3 in(85 mm) |
| Dec | 48°F(9°C) | 53°F(12°C) | 31°F(0°C) | 32°F(0°C) | 3.9 in(100 mm) | 3.4 in(87 mm) |
1991–2020 averages, by calendar month.