Kawagoe September weather
Kawagoe, Japan · September
A transition month with swings
September can still feel hot in the daytime, while evenings begin to hint at autumn. The feel often swings within the month.
If typhoon influence passes nearby, rain and wind can arrive strongly and disrupt walking routes. After rain, humidity can rebound and bring back a summer-like feel.
September averages at a glance
Average low
around 20–22°C
Average high
around 28–31°C
Average rainfall
around 140–230 mm
Rainy days
about 8–11 days
What to wear in September in Kawagoe
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Short sleeves by day with a thin layer in the evening is common.
- • A folding umbrella and water-safe pouch help on heavy-rain days.
- • Indoor AC plus cooler evenings can make thin layers feel useful.
Travel tips for visiting Kawagoe in September
- • If typhoon forecasts appear, reduce outdoor dependence and keep indoor options ready.
- • Morning/evening can be pleasant—shifting outdoor routes to those hours often works well.
- • Leave slack in the plan; humidity can rebound after rain.
September weather in Kawagoe — FAQ
Q. Is September summer or autumn?
A. It’s a mix. Early September can feel like summer; later days often feel more autumn-like in the evenings.
Q. Will typhoons ruin plans?
A. Not every time, but strong rain and wind can make walking routes difficult. Indoor backups keep the day stable.
Q. Will evenings feel cool?
A. They can. A thin layer usually covers it well for after-sunset walks.
Explore Kawagoe
These pages are connected so you can compare conditions and decide for yourself.