Ikuchijima
生口島34°17′ N 133°07′ EJMA1991-20209.5 to 22.9 °C
Table view
| Month | High °C | Low °C | Mean °C | Rain mm | Rain days | Sun h | Wind | m/s |
|---|---|---|---|---|---|---|---|---|
| Jan | 9.5 | 1.6 | 5.7 | 39.5 | 5.3 | 141.9 | WNW | 1.7 |
| Feb | 9.9 | 1.3 | 5.8 | 49.7 | 6.9 | 140.1 | WNW | 1.6 |
| Mar | 13 | 3.8 | 8.6 | 84.4 | 9.2 | 177 | W | 1.6 |
| Apr | 18.1 | 8.5 | 13.4 | 88.9 | 9.1 | 192.1 | W | 1.5 |
| May | 22.9 | 13.4 | 18.1 | 108.3 | 8.5 | 206.5 | NW | 1.4 |
| Jun | 26 | 18.2 | 21.8 | 172.3 | 10.8 | 149.7 | SSW | 1.2 |
| Jul | 30 | 22.5 | 25.9 | 177.6 | 9.1 | 189.9 | SSW | 1.3 |
| Aug | 31.9 | 24 | 27.5 | 89.5 | 6.2 | 220.7 | N | 1.4 |
| Sep | 28.3 | 20.6 | 24.1 | 126.8 | 8.5 | 163.7 | N | 1.5 |
| Oct | 22.8 | 14.6 | 18.6 | 95.9 | 7 | 169.8 | NNE | 1.5 |
| Nov | 17.2 | 8.7 | 12.9 | 59.2 | 6.2 | 146.2 | NW | 1.4 |
| Dec | 11.9 | 3.8 | 8 | 46.2 | 6.3 | 140.8 | WNW | 1.7 |
Reading the seasons
Station
JMA's Ikuchijima AMeDAS station (block 0687) stands 3 m above sea level on Ikuchijima in Hiroshima prefecture. The Shimanami Kaido crosses the island on its way from Onomichi to Imabari. JMA called it Innoshima until 26 February 2009. Onomichi has no JMA station of its own, and the nearest observatory with humidity records is Fukuyama (block 47767). JMA keeps no snow normals at Ikuchijima. Every value is JMA's 1991–2020 normal.
Winter
January is the driest month at 39.5 mm, with 1 mm or more of rain on 5.3 days and 141.9 hours of sunshine. Highs average 9.5 °C and lows 1.6 °C, so calm clear days make for good winter riding on the islands.
Spring
Highs climb from 13.0 °C in March to 22.9 °C in May, and May gets 206.5 hours of sunshine. June and July are the wettest months at 172.3 mm and 177.6 mm.
Rain
Rain days count the days with 1 mm or more of precipitation.
Wind
The windDir field holds JMA's most frequent wind direction (最多風向) for each month as the compass point the wind blows from.
Quick answers about Ikuchijimaよくある質問
What is the weather like in Ikuchijima in January to February and April to May?
In January to February and April to May, Ikuchijima averages daily highs of 9.5 to 22.9 °C and lows of 1.3 to 13.4 °C, with 40 to 108 mm of rain a month, by the Japan Meteorological Agency's 1991-2020 normals. The most frequent wind in January comes from the WNW at a mean 1.7 m/s.
Which month is warmest in Ikuchijima?
August is the warmest month in Ikuchijima, with an average daily high of 31.9 °C, by the Japan Meteorological Agency's 1991-2020 normals.
Which month is wettest in Ikuchijima?
July is the wettest month in Ikuchijima, with 177.6 mm of rain on average, by the Japan Meteorological Agency's 1991-2020 normals.