Weather in Tokyo in September
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for September in Tokyo.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youTokyo in September is warm — daytime temperatures average 27.8°C, dropping to 20.9°C at night. The month is very wet, with around 15 rainy days, with roughly 7.5 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Tokyo — every month compared. Once you know when to go, find your Tokyo packing list at 247PackingList.
Get ready for Tokyo in September
Search flights to Tokyo
Compare 100+ airlines for September — one search, best price.
Search Flights →Thermal travel layers
Pack proper layers — winters are genuinely cold and evenings drop fast year-round.
Check Price →What to pack for Tokyo in September
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
Compare all months in Tokyo
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 9.0°C | 59.3mm | 10/10 |
| February | 10.9°C | 53.0mm | 10/10 |
| March | 15.8°C | 137.6mm | 9/10 |
| April | 18.5°C | 173.3mm | 9/10 |
| May | 22.8°C | 148.8mm | 9/10 |
| June | 26.5°C | 181.4mm | 9/10 |
| July | 30.3°C | 244.3mm | 8/10 |
| August | 32.0°C | 133.2mm | 9/10 |
| September | 27.8°C | 199.1mm | 9/10 |
| October | 21.3°C | 161.7mm | 9/10 |
| November | 17.8°C | 66.0mm | 10/10 |
| December | 11.6°C | 61.4mm | 10/10 |
Full month-by-month guide: best time to visit Tokyo →
For facts about Japan — currency, language and dialling code — see our Japan country guide at 247CountryInfo. Travellers also find it useful to keep a Tokyo travel guide to hand. Check clothing sizes in Japan before you shop.
Frequently Asked Questions
Is September a good time to visit Tokyo?
September rates 9/10 for visiting Tokyo — excellent time to visit. Expect average highs of 27.8°C, 199.1mm of rain across the month and about 7.5 hours of daily sunshine.
What is the temperature in Tokyo in September?
In September, Tokyo has average highs of 27.8°C (82.0°F) and average lows of 20.9°C (69.6°F).
Does it rain in Tokyo in September?
Yes — September is one of the wetter months in Tokyo, averaging 199.1mm of rain over roughly 15 rainy days. Pack for heavy showers.
What should I wear in Tokyo in September?
For Tokyo in September (27.8°C highs / 20.9°C lows), pack light layers plus sunscreen, t-shirts and light trousers or shorts, compact travel umbrella.
More essentials for Tokyo in September
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.