Cool
Average highs are around 12°C, so pack for cooler days.
March verdict
Poor for holiday weather
Average highs are around 12°C, so pack for cooler days. Sunshine averages 5.3h per day, enough for a balanced month. Rainfall averages 113mm, so some wet days are possible.
Monthly averages
Temp
12°C
Rain
113mm
Sun
5.3h
Sea
12°C
Weather score
21
Poor
Cool
Average highs are around 12°C, so pack for cooler days.
Showers
Rainfall averages 113mm, so some wet days are possible.
Some sun
Sunshine averages 5.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Compare Suo-Oshima, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
March12°C average high
March is on the cooler side of Suo-Oshima's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
March113mm average rain
March sits on the drier side of Suo-Oshima's year, which helps with sightseeing and transfers.
Driest monthsJanuary to March and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March5.3 hours average sun
March sits close to Suo-Oshima's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay and August
This stretch has the strongest sunshine in the monthly averages.
March12°C average sea
March is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to October
Sea temperatures are usually near 24°C in this stretch, so swimming comfort is at its strongest.
March21 weather score
March is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJuly to September
These months have the strongest weather score in the monthly averages.
Sheraton Grand Hiroshima HotelHiroshima City, Hiroshima, Japan
SOIL Nagatoyumoto, a Member of Design HotelsNagato, Yamaguchi, Japan
Fairfield by Marriott Hiroshima SeraSera, Hiroshima, Japan
Fairfield by Marriott Fukuoka UkihaUkiha, Fukuoka, Japan
Fairfield by Marriott Kumamoto AsoAso, Kumamoto, Japan
Yoruya, a Member of Design Hotels™Kurashiki shi, Japan