Roanoke vs Saint Charles, Maryland Climate
99%matchRoanoke and Saint Charles are a 99% climate match. Very close: temperatures within 2°F (1°C), with similar rain, humidity and sun.
Roanoke gets 41 in (1030 mm) of rain a year and Saint Charles 44 in (1111 mm). July is the warmest month in both, with highs of 89°F (32°C) in Roanoke and 87°F (31°C) in Saint Charles.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
RoanokeSaint Charlessolid = high, dashed = low
Rain (in per month)
RoanokeSaint Charles
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Roanoke | Saint Charles | Roanoke | Saint Charles | Roanoke | Saint Charles | |
| Jan | 47°F(8°C) | 45°F(7°C) | 28°F(-2°C) | 27°F(-3°C) | 2.7 in(68 mm) | 3.0 in(77 mm) |
| Feb | 51°F(11°C) | 48°F(9°C) | 29°F(-1°C) | 29°F(-2°C) | 2.7 in(68 mm) | 2.7 in(68 mm) |
| Mar | 60°F(16°C) | 57°F(14°C) | 36°F(2°C) | 35°F(2°C) | 3.5 in(90 mm) | 3.6 in(92 mm) |
| Apr | 71°F(22°C) | 68°F(20°C) | 44°F(7°C) | 44°F(7°C) | 3.2 in(82 mm) | 3.4 in(87 mm) |
| May | 79°F(26°C) | 76°F(24°C) | 54°F(12°C) | 54°F(12°C) | 3.9 in(100 mm) | 3.7 in(94 mm) |
| Jun | 86°F(30°C) | 83°F(29°C) | 62°F(17°C) | 63°F(17°C) | 3.7 in(93 mm) | 4.3 in(108 mm) |
| Jul | 89°F(32°C) | 87°F(31°C) | 66°F(19°C) | 68°F(20°C) | 3.9 in(98 mm) | 4.1 in(105 mm) |
| Aug | 87°F(31°C) | 86°F(30°C) | 64°F(18°C) | 66°F(19°C) | 3.5 in(89 mm) | 4.6 in(116 mm) |
| Sep | 82°F(28°C) | 80°F(26°C) | 58°F(14°C) | 59°F(15°C) | 4.2 in(107 mm) | 4.2 in(107 mm) |
| Oct | 72°F(22°C) | 69°F(21°C) | 45°F(7°C) | 48°F(9°C) | 3.1 in(79 mm) | 3.5 in(90 mm) |
| Nov | 60°F(16°C) | 58°F(15°C) | 35°F(2°C) | 38°F(3°C) | 2.9 in(73 mm) | 3.0 in(77 mm) |
| Dec | 50°F(10°C) | 49°F(9°C) | 30°F(-1°C) | 31°F(-1°C) | 3.3 in(83 mm) | 3.5 in(90 mm) |
1991–2020 averages, by calendar month.