Cool
Average highs are around 17°C, so pack for cooler days.
October verdict
Dewa Sanzan, Japan in October
Weather score27Poor
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 4.5h per day, so this is not one of the brighter months. Rainfall averages 132mm, so some wet days are possible.
October weather
Monthly averages
Temp
17°C
Rain
132mm
Sun
4.5h
Sea
21°C
Weather score
27
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 132mm, so some wet days are possible.
Limited sun
Sunshine averages 4.5h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 21°C, so the water can feel cool.
Map
Weather map
Compare Dewa Sanzan, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October17°C average high
October is close to Dewa Sanzan's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
October132mm average rain
October sits near Dewa Sanzan's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to May
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October4.5 hours average sun
October sits close to Dewa Sanzan's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to May and August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
October21°C average sea
October sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to September
Sea temperatures are usually near 23°C in this stretch, so swimming comfort is at its strongest.
Weather score
October27 weather score
October scores below Dewa Sanzan's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
Hotels near Dewa Sanzan, Japan
Marriott
The Westin SendaiSendai, Miyagi, Japan
Four Points Flex by Sheraton MoriokaMorioka, Iwate, Japan
Fairfield by Marriott Tochigi NikkoTochigi, Tochigi, Japan
The Ritz-Carlton, NikkoNikko, Tochigi, Japan
Fairfield by Marriott Tochigi UtsunomiyaTochigi, Tochigi, Japan
Four Points Flex by Sheraton UtsunomiyaUtsunomiya, Tochigi, Japan