Saint John vs St. Thomas Climate
86%matchSaint John vs St. Thomas: a 86% climate match. Compared with Saint John, St. Thomas has 6°F (3°C) milder winter nights, 6°F (3°C) hotter summer days and less rain in winter.
Saint John gets 50 in (1275 mm) of rain a year and St. Thomas 39 in (982 mm). Saint John's warmest month is August, at 74°F (24°C); St. Thomas's is July, at 80°F (26°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
Saint JohnSt. Thomassolid = high, dashed = low
Rain (in per month)
Saint JohnSt. Thomas
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Saint John | St. Thomas | Saint John | St. Thomas | Saint John | St. Thomas | |
| Jan | 27°F(-3°C) | 30°F(-1°C) | 10°F(-12°C) | 17°F(-8°C) | 4.6 in(117 mm) | 3.0 in(77 mm) |
| Feb | 30°F(-1°C) | 32°F(0°C) | 12°F(-11°C) | 17°F(-8°C) | 3.5 in(88 mm) | 2.6 in(66 mm) |
| Mar | 37°F(3°C) | 41°F(5°C) | 21°F(-6°C) | 26°F(-3°C) | 4.4 in(113 mm) | 2.6 in(66 mm) |
| Apr | 49°F(9°C) | 54°F(12°C) | 33°F(0°C) | 36°F(2°C) | 4.0 in(101 mm) | 3.5 in(88 mm) |
| May | 60°F(16°C) | 66°F(19°C) | 42°F(5°C) | 46°F(8°C) | 4.3 in(110 mm) | 3.6 in(92 mm) |
| Jun | 68°F(20°C) | 75°F(24°C) | 50°F(10°C) | 56°F(13°C) | 4.0 in(101 mm) | 3.6 in(92 mm) |
| Jul | 74°F(23°C) | 80°F(26°C) | 56°F(13°C) | 60°F(16°C) | 3.1 in(80 mm) | 3.1 in(80 mm) |
| Aug | 74°F(24°C) | 78°F(26°C) | 56°F(14°C) | 59°F(15°C) | 2.5 in(64 mm) | 3.1 in(78 mm) |
| Sep | 67°F(20°C) | 72°F(22°C) | 50°F(10°C) | 53°F(12°C) | 4.1 in(104 mm) | 3.2 in(82 mm) |
| Oct | 56°F(14°C) | 60°F(15°C) | 41°F(5°C) | 43°F(6°C) | 5.3 in(134 mm) | 3.6 in(91 mm) |
| Nov | 45°F(7°C) | 47°F(8°C) | 31°F(0°C) | 33°F(1°C) | 5.1 in(130 mm) | 3.4 in(87 mm) |
| Dec | 35°F(1°C) | 35°F(2°C) | 20°F(-7°C) | 24°F(-4°C) | 5.2 in(133 mm) | 3.3 in(83 mm) |
1991–2020 averages, by calendar month.