Weather · Yokohama, Japan
Yokohama Weather in September
September in Yokohama averages 27°C by day and 21°C at night, with about 194mm of rain. That makes it one of the best months to visit.
Avg high
27°C
81°F
Avg low
21°C
70°F
Rainfall
194mm
#4 wettest of 12
What to pack
Summer clothes by day; a light layer for evenings. Pack a rain jacket or travel umbrella, showers are frequent this month.
Timing a trip around the weather? A Local Friend in Yokohama builds it around the season for you.