Warm
Average highs sit around 27°C, giving warm days by monthly-average standards.
Weather Guide
Hachinohe, Japan Average Monthly Weather
Weather score31Poor annual avg
Best months: August, July, September
Across the year, average daytime temperatures are around 14°C, sunshine averages 5h per day, and rainfall totals about 1135mm. Sea temperatures average 13°C across the year.
Annual weather
Annual averages
Temp
14°C
Rain
1135mm
Annual total
Sun
5h
Sea
13°C
Weather score
31
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 145mm, so some wet days are possible.
Some sun
Sunshine averages 5.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 21°C, so the water can feel cool.
Map
Weather map
Compare Hachinohe, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August27°C average high
August is one of Hachinohe's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August145mm average rain
August is wetter than Hachinohe's yearly average, so flexible plans matter more.
Driest monthsJanuary to May and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.3 hours average sun
August sits close to Hachinohe's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to May
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August21°C average sea
August is one of Hachinohe's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to October
Sea temperatures are usually near 18°C in this stretch, so swimming comfort is at its strongest.
Weather score
August56 weather score
August is one of Hachinohe's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to September
These months have the strongest weather score in the monthly averages.
