Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
Mishima Islands, Japan Average Monthly Weather
Weather score39Poor annual avg
Best months: September, August, October
Across the year, average daytime temperatures are around 21°C, sunshine averages 5h per day, and rainfall totals about 2488mm. Sea temperatures average 23°C across the year.
Annual weather
Annual averages
Temp
21°C
Rain
2488mm
Annual total
Sun
5h
Sea
23°C
Weather score
39
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 203mm, so showers are a real planning factor.
Some sun
Sunshine averages 7.1h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Mishima Islands, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is one of Mishima Islands' warmest months, with daytime heat above the yearly average.
Warmest monthsJuly to September
This stretch sets the upper range for average daytime heat.
Rain
August203mm average rain
August sits on the drier side of Mishima Islands' year, which helps with sightseeing and transfers.
Driest monthsJanuary to March, August, and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August7.1 hours average sun
August is one of Mishima Islands' sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJuly to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August29°C average sea
August is one of Mishima Islands' warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 27°C in this stretch, so swimming comfort is at its strongest.
Weather score
August60 weather score
August is one of Mishima Islands' best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to October
These months have the strongest weather score in the monthly averages.
