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Fukuyama climate by month
What the weather is like
Fukuyama has a humid subtropical climate (Köppen Cfa): rain spread through the year and no real dry season.
The warmest month is August, when afternoons average 31° and nights 25°. January is the coolest month, with highs of 9° and lows of 2°. The difference between the warmest and the coolest month is about 22°, a large swing typical of continental interiors.
About 1,267 mm of precipitation falls in an average year. June is the wettest month (200 mm, 15 wet days) and January the driest (38 mm, 7 wet days). Cloud cover ranges from 27% in December to 55% in June.
The sea reaches about 27° in August. Sea temperatures lag the air by a month or two, so late summer is usually warmer for swimming than early summer.
Compared with Tokyo, the capital, Fukuyama is 1.9° warmer on a August afternoon and receives less precipitation over the year.
Year in figures
- Hottest afternoons
- 31° · August
- Coldest nights
- 2° · January
- Wettest month
- June
- Driest month
- January
- Clearest skies
- December · 27% cloud
- Warmest sea
- 27° · August
- Longest day
- 14 h 27 min
- Shortest day
- 9 h 52 min
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columns, sea temperature lineTemperature curve
Average high, low and seaDaylight
Hours between sunrise and sunset on the 15th of each monthClimate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 9° | 10° | 13° | 19° | 23° | 26° | 30° | 31° | 28° | 22° | 17° | 11° |
| Average low | 2° | 3° | 5° | 10° | 15° | 19° | 24° | 25° | 21° | 15° | 10° | 5° |
| Precipitation | 38 mm | 57 mm | 98 mm | 108 mm | 139 mm | 200 mm | 194 mm | 96 mm | 150 mm | 92 mm | 61 mm | 34 mm |
| Wet days (≥1 mm) | 6.5 | 7.7 | 10.5 | 9 | 10.7 | 15.3 | 15.2 | 14 | 15.2 | 9.5 | 7.5 | 8.2 |
| Cloud cover | 33% | 35% | 40% | 42% | 46% | 55% | 47% | 35% | 39% | 31% | 30% | 27% |
| Sea temperature | 14° | 13° | 13° | 15° | 18° | 22° | 25° | 27° | 27° | 23° | 20° | 16° |
| Daylight | 10h 05 | 10h 56 | 11h 55 | 13h 02 | 13h 57 | 14h 27 | 14h 15 | 13h 29 | 12h 26 | 11h 22 | 10h 23 | 9h 52 |
| Month score | 41 | 38 | 45 | 74 | 68 | 53 | 41 | 38 | 53 | 77 | 74 | 46 |