Iwaki vs Kōshū Climate
90%matchIwaki vs Kōshū: a 90% climate match. Compared with Iwaki, Kōshū has the same summer highs and 4°F (2°C) colder winter nights.
Iwaki gets 51 in (1299 mm) of rain a year and Kōshū 51 in (1293 mm). August is the warmest month in both, with highs of 82°F (28°C) in Iwaki and 83°F (28°C) in Kōshū.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
IwakiKōshūsolid = high, dashed = low
Rain (in per month)
IwakiKōshū
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Iwaki | Kōshū | Iwaki | Kōshū | Iwaki | Kōshū | |
| Jan | 47°F(8°C) | 45°F(7°C) | 30°F(-1°C) | 26°F(-3°C) | 1.7 in(44 mm) | 1.5 in(39 mm) |
| Feb | 47°F(9°C) | 46°F(8°C) | 31°F(0°C) | 27°F(-3°C) | 2.0 in(50 mm) | 1.9 in(47 mm) |
| Mar | 53°F(12°C) | 53°F(11°C) | 36°F(2°C) | 32°F(0°C) | 3.7 in(93 mm) | 3.1 in(80 mm) |
| Apr | 61°F(16°C) | 61°F(16°C) | 44°F(7°C) | 40°F(4°C) | 4.7 in(120 mm) | 3.7 in(95 mm) |
| May | 68°F(20°C) | 70°F(21°C) | 53°F(11°C) | 49°F(9°C) | 5.2 in(133 mm) | 4.3 in(109 mm) |
| Jun | 73°F(23°C) | 74°F(23°C) | 60°F(16°C) | 57°F(14°C) | 5.3 in(135 mm) | 5.7 in(146 mm) |
| Jul | 79°F(26°C) | 80°F(27°C) | 67°F(20°C) | 64°F(18°C) | 5.1 in(130 mm) | 5.9 in(150 mm) |
| Aug | 82°F(28°C) | 83°F(28°C) | 70°F(21°C) | 66°F(19°C) | 4.5 in(115 mm) | 6.9 in(174 mm) |
| Sep | 77°F(25°C) | 75°F(24°C) | 65°F(18°C) | 60°F(15°C) | 5.9 in(151 mm) | 7.1 in(180 mm) |
| Oct | 69°F(21°C) | 65°F(19°C) | 54°F(12°C) | 49°F(9°C) | 7.9 in(201 mm) | 7.0 in(179 mm) |
| Nov | 61°F(16°C) | 57°F(14°C) | 43°F(6°C) | 37°F(3°C) | 3.0 in(75 mm) | 2.3 in(58 mm) |
| Dec | 51°F(11°C) | 49°F(9°C) | 33°F(1°C) | 28°F(-2°C) | 2.0 in(52 mm) | 1.4 in(36 mm) |
1991–2020 averages, by calendar month.