+37.0500° · +140.8833° · ELEV 0m
Iwaki
Japan · Fukushima
Monthly weather averages for Iwaki, Japan — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
August → JanuaryClimate Overview
Iwaki has a temperate climate. The warmest month is August (28°C average high) and the coolest is January (7°C).
№ 02
1587 mm / yearRainfall by Month
Iwaki sees 1587 mm of rain a year. The wettest month is September (193 mm); the driest is January (57 mm).
№ 03
July–AugustBest Time to Visit
July–August
21°C – 28°C · 8.9h sun
The best time to visit Iwaki is July–August, when temperatures average 21°C–28°C with 8.9 sunshine hours per day.
Some visitors prefer April–June for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | 6.9°C | 0.0°C | 57 mm | 8.0 h | 06:48 | 16:41 |
|---|---|---|---|---|---|---|
| February | 7.8°C | 0.0°C | 64 mm | 8.5 h | 06:26 | 17:15 |
| March | 11.9°C | 3.3°C | 143 mm | 8.7 h | 05:48 | 17:42 |
| April | 16.0°C | 7.2°C | 138 mm | 9.3 h | 05:02 | 18:09 |
| May | 20.8°C | 12.6°C | 142 mm | 9.3 h | 04:28 | 18:36 |
| June | 23.3°C | 16.6°C | 158 mm | 8.8 h | 04:16 | 18:57 |
| July | 26.9°C | 20.9°C | 183 mm | 8.6 h | 04:27 | 18:56 |
| August | 28.3°C | 22.4°C | 182 mm | 9.2 h | 04:52 | 18:29 |
| September | 24.7°C | 18.9°C | 193 mm | 7.7 h | 05:18 | 17:46 |
| October | 19.7°C | 13.0°C | 177 mm | 7.6 h | 05:43 | 17:01 |
| November | 15.2°C | 7.8°C | 86 mm | 7.5 h | 06:14 | 16:27 |
| December | 9.8°C | 2.5°C | 64 mm | 7.5 h | 06:42 | 16:20 |
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Temperature, rainfall and sunshine, month by month.