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Best time to visit Osaka: month by month
Short answer
Late March to early April (cherry blossom) and October to November (autumn) are best, with highs of about 15–24°C. June is the rainy season and July–August are hot and humid (about 31–32°C); winter is cold but dry at about 9–11°C.
Month by month
| Month | High | Low | Rainy days | Crowds |
|---|---|---|---|---|
| Jan | 9°C | 1°C | 7 | medium |
| Feb | 10°C | 1°C | 6 | low |
| Mar | 15°C | 6°C | 10 | high |
| Apr | 19°C | 10°C | 11 | very high |
| May | 23°C | 15°C | 13 | high |
| Jun | 26°C | 20°C | 13 | medium |
| Jul | 31°C | 24°C | 15 | high |
| Aug | 32°C | 25°C | 18 | high |
| Sep | 30°C | 22°C | 13 | medium |
| Oct | 23°C | 14°C | 7 | high |
| Nov | 18°C | 9°C | 8 | very high |
| Dec | 11°C | 3°C | 6 | medium |
Temperatures and rainy days: Copernicus ERA5 averages, 2021–2023. Crowd levels are our estimate.
Season by season
Spring (Mar–May)
Highs rise from about 15°C in March to 23°C in May; cherry blossom at Osaka Castle in late March to early April, Golden Week crowds in early May.
Summer (Jun–Aug)
June is the rainy season (about 13 rainy days); July and August are hot and humid at about 31–32°C. Tenjin Matsuri on 24–25 July.
Autumn (Sep–Nov)
September is still hot (about 30°C) with typhoon risk; October (about 23°C) and November (about 18°C) are excellent, with autumn colours.
Winter (Dec–Feb)
Cool and fairly dry, with highs of about 9–11°C and lows near 1–3°C; quiet except around New Year.
Events worth planning around
- Tenjin Matsuri, with boats and fireworks on the river (24–25 July)
- Cherry blossom at Osaka Castle and the Mint Bureau (late March to April)
- Kishiwada Danjiri Matsuri, with racing wooden floats (September)
- Toka Ebisu at Imamiya Ebisu Shrine (9–11 January)
When to avoid
July and August are hot and humid, and Golden Week (late April to early May) brings domestic crowds and higher prices.
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Common questions
What is the best time to visit Osaka?
Late March to early April and October to November, with highs of about 15–24°C.
When is Tenjin Matsuri?
On 24–25 July, with boat processions and fireworks on the river.
Is Osaka too hot in summer?
July and August average about 31–32°C with high humidity; plan indoor breaks.