Weather in Osaka in September
It's a rainy period, but great for indoor activities, museums, and lower prices.
Climate Overview
September is a wet time to visit Osaka. Osaka has a Moderate climate with average yearly highs of 29°C, lows of 22°C, and approximately 16 rainy days per month.
29°C
22°C
16days
12.4h
Is September a good time to visit Osaka?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Daylight
5:41 AM
6:07 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 11°C | 3°C | 9 | Good |
| February | 11°C | 2°C | 7 | Good |
| March | 14°C | 5°C | 11 | Excellent (best) |
| April | 16°C | 8°C | 5 | Excellent (best) |
| May | 23°C | 15°C | 14 | Wet |
| June | 27°C | 20°C | 10 | Good |
| July | 28°C | 23°C | 24 | Wet |
| August | 34°C | 26°C | 6 | Good |
| September | 29°C | 22°C | 16 | Wet |
| October | 22°C | 13°C | 10 | Excellent (best) |
| November | 17°C | 9°C | 6 | Excellent (best) |
| December | 11°C | 3°C | 4 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for September
Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Planning a trip to Osaka?
Common Questions
Is September a good time to visit Osaka? +
September is typically Wet for visiting Osaka, with average highs of 29°C and around 16 rainy days.
What should I pack for Osaka in September? +
With highs of 29°C and lows of 22°C in {month}, we recommend: Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Does it rain a lot in Osaka in September? +
Osaka typically sees around 16 rainy days in September.
How many hours of daylight are there in Osaka in September? +
In September, Osaka gets approximately 12.4 hours of daylight per day.
Is September peak season in Osaka? +
No, September is not peak season in Osaka. Expect better value on accommodation and fewer tourists.
What is the best month to visit Osaka? +
The best months to visit Osaka are March, April, October, November, when the weather is optimal for sightseeing.
More Osaka Guides
Best Time to Visit
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Things to Do
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Itineraries
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Overview
Complete travel guide for Osaka: top things to do, itineraries, and typical costs.