Rotterdam vs Welwyn Garden City Climate
98%matchOn climate, Welwyn Garden City is a 98% match for Rotterdam. Very close: temperatures within 2°F (1°C), with similar rain, humidity and sun.
Rotterdam gets 36 in (916 mm) of rain a year and Welwyn Garden City 27 in (675 mm). Rotterdam's warmest month is August, at 73°F (23°C); Welwyn Garden City's is July, at 73°F (23°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
RotterdamWelwyn Garden Citysolid = high, dashed = low
Rain (in per month)
RotterdamWelwyn Garden City
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Rotterdam | Welwyn Garden City | Rotterdam | Welwyn Garden City | Rotterdam | Welwyn Garden City | |
| Jan | 44°F(7°C) | 45°F(7°C) | 35°F(2°C) | 35°F(2°C) | 2.9 in(74 mm) | 2.4 in(61 mm) |
| Feb | 45°F(7°C) | 46°F(8°C) | 35°F(2°C) | 35°F(2°C) | 2.6 in(66 mm) | 1.9 in(47 mm) |
| Mar | 51°F(10°C) | 51°F(11°C) | 38°F(3°C) | 38°F(3°C) | 2.4 in(61 mm) | 1.7 in(42 mm) |
| Apr | 58°F(15°C) | 57°F(14°C) | 41°F(5°C) | 40°F(5°C) | 1.7 in(44 mm) | 1.8 in(45 mm) |
| May | 65°F(18°C) | 63°F(17°C) | 47°F(8°C) | 45°F(7°C) | 2.0 in(52 mm) | 1.9 in(47 mm) |
| Jun | 69°F(21°C) | 68°F(20°C) | 52°F(11°C) | 51°F(10°C) | 2.8 in(72 mm) | 2.2 in(55 mm) |
| Jul | 73°F(23°C) | 73°F(23°C) | 56°F(14°C) | 54°F(12°C) | 3.6 in(91 mm) | 2.2 in(55 mm) |
| Aug | 73°F(23°C) | 72°F(22°C) | 56°F(13°C) | 54°F(12°C) | 3.4 in(86 mm) | 2.4 in(60 mm) |
| Sep | 67°F(20°C) | 66°F(19°C) | 52°F(11°C) | 50°F(10°C) | 3.3 in(85 mm) | 2.2 in(56 mm) |
| Oct | 59°F(15°C) | 58°F(15°C) | 46°F(8°C) | 46°F(8°C) | 3.9 in(99 mm) | 2.9 in(74 mm) |
| Nov | 51°F(11°C) | 51°F(11°C) | 40°F(5°C) | 40°F(4°C) | 3.6 in(92 mm) | 2.7 in(69 mm) |
| Dec | 45°F(7°C) | 46°F(8°C) | 36°F(2°C) | 36°F(2°C) | 3.7 in(94 mm) | 2.5 in(64 mm) |
1991–2020 averages, by calendar month.