Cool
Average highs are around 14°C, so pack for cooler days.
October verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 4.9h per day, so this is not one of the brighter months. Rainfall averages 118mm, so some wet days are possible.

Monthly averages
Temp
14°C
Rain
118mm
Sun
4.9h
Sea
17°C
Weather score
20
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Showers
Rainfall averages 118mm, so some wet days are possible.
Limited sun
Sunshine averages 4.9h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 17°C, so the water can feel cool.
Map
Compare Sapporo, Hokkaido, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
October14°C average high
October is close to Sapporo'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.
October118mm average rain
October sits near Sapporo's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to June and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
October4.9 hours average sun
October sits close to Sapporo's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to June and September
This stretch has the strongest sunshine in the monthly averages.
October17°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 19°C in this stretch, so swimming comfort is at its strongest.
October20 weather score
October scores below Sapporo'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.