Rotterdam vs Hemer Climate
98%matchRotterdam vs Hemer: a 98% climate match. Compared with Rotterdam, Hemer has the same summer highs and 4°F (2°C) colder winter nights.
Rotterdam gets 36 in (916 mm) of rain a year and Hemer 40 in (1012 mm). Rotterdam's warmest month is August, at 73°F (23°C); Hemer's is July, at 74°F (23°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
RotterdamHemersolid = high, dashed = low
Rain (in per month)
RotterdamHemer
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Rotterdam | Hemer | Rotterdam | Hemer | Rotterdam | Hemer | |
| Jan | 44°F(7°C) | 41°F(5°C) | 35°F(2°C) | 31°F(0°C) | 2.9 in(74 mm) | 4.0 in(102 mm) |
| Feb | 45°F(7°C) | 43°F(6°C) | 35°F(2°C) | 31°F(-1°C) | 2.6 in(66 mm) | 3.2 in(81 mm) |
| Mar | 51°F(10°C) | 49°F(9°C) | 38°F(3°C) | 34°F(1°C) | 2.4 in(61 mm) | 2.9 in(73 mm) |
| Apr | 58°F(15°C) | 58°F(14°C) | 41°F(5°C) | 39°F(4°C) | 1.7 in(44 mm) | 2.1 in(54 mm) |
| May | 65°F(18°C) | 65°F(18°C) | 47°F(8°C) | 46°F(8°C) | 2.0 in(52 mm) | 2.8 in(70 mm) |
| Jun | 69°F(21°C) | 70°F(21°C) | 52°F(11°C) | 51°F(11°C) | 2.8 in(72 mm) | 3.0 in(76 mm) |
| Jul | 73°F(23°C) | 74°F(23°C) | 56°F(14°C) | 55°F(13°C) | 3.6 in(91 mm) | 4.3 in(109 mm) |
| Aug | 73°F(23°C) | 72°F(22°C) | 56°F(13°C) | 54°F(12°C) | 3.4 in(86 mm) | 3.9 in(98 mm) |
| Sep | 67°F(20°C) | 65°F(18°C) | 52°F(11°C) | 49°F(9°C) | 3.3 in(85 mm) | 3.1 in(79 mm) |
| Oct | 59°F(15°C) | 57°F(14°C) | 46°F(8°C) | 43°F(6°C) | 3.9 in(99 mm) | 3.1 in(78 mm) |
| Nov | 51°F(11°C) | 48°F(9°C) | 40°F(5°C) | 38°F(3°C) | 3.6 in(92 mm) | 3.5 in(89 mm) |
| Dec | 45°F(7°C) | 42°F(6°C) | 36°F(2°C) | 33°F(1°C) | 3.7 in(94 mm) | 4.1 in(103 mm) |
1991–2020 averages, by calendar month.