Japan
Osaka in September
🌀 Late summer / typhoon seasonWarm, a little humid and often rainy. Watch for tropical cyclone risk.
🎒 Pack: light, breathable clothes & sunscreen · compact umbrella or rain jacket
Why September scores 7.9What goes into the score
How it works- Weather comfort7.5
- ✓Warm (30°C highs / 22°C lows)
- !Humid (dew point 20.6°C)
- !Wet: ~153 mm rain, ~4 heavy-rain days
- Air quality7.8
- ✓Moderate (PM2.5 ~19 µg/m³)
- Seasonal hazards8.5
- !Tropical cyclone: Peak of the Western Pacific typhoon season
- Safety baseline9.0
- ·Normal precautions
| Sep | May | |
|---|---|---|
| Score | 7.9 Very good | 9.0 Excellent |
| Season | 🌀 Late summer / typhoon season | 🌿 Late spring |
| High / low | 30° / 22° | 25° / 16° |
| Rain | 153 mm | 137 mm |
| Humidity | dew pt 21° | dew pt 14° |
| PM2.5 | 19 µg/m³ | 19 µg/m³ |
Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Osaka weather-station normals. Rainfall: Osaka weather-station normals (national met service).
Holidays & crowdsSeptember 2027
Long weekendThere's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.
- Silver Week 18–20 Sep · 3 days off in a row
Other public holidays: Autumnal Equinox Day (23 Sep)
National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).
Nature calendarBlossoms, leaves & seasons in Osaka
- Cherry blossom 2026 (what actually happened)2026 actualFirst blooms 26 Mar 2026, full bloom 3 Apr 2026
Observed by JMA at the city's official sample tree. The 2027 forecast isn't out yet: Japanese weather companies such as the Japan Weather Association usually publish the first one in January, and we add it then.
Source: Japan Meteorological Agency
- Cherry blossomTypical datesFirst blooms ~27 Mar, full bloom ~4 Apr
Typical dates (1991–2020 normal). In 2021–2026 first blooms came between 19 Mar and 30 Mar (26 Mar in 2026). Blossoms last about a week after full bloom.
Source: Japan Meteorological Agency
- Autumn leaves: Osaka Castle ParkTypical datesUsually mid-Nov to early-Dec
Usual peak viewing window for this spot.
- Autumn leaves: Minoo Park (day trip)Typical datesUsually mid-Nov to early-Dec
Usual peak viewing window for this spot.
Explore OsakaEvents, sights, food & souvenirs
Check event dates locallyJapan's third-largest city and a historic merchant hub, known for street food, neon-lit Dōtonbori, Osaka Castle and as a base for Kyoto, Nara and Kobe.
Kishiwada Danjiri MatsuriDate variesUsually mid-September
Heavy wooden floats are pulled at speed through narrow streets and around corners.
Why go: Watch from designated areas; it can be dangerous near the route.
Where: Kishiwada, south of Osaka
Coming up later
Tōka EbisuEvery year9–11 January every year
A festival for the god of business, with crowds buying lucky bamboo branches.
Why go: Around a million visitors attend over three days.
Where: Imamiya Ebisu Shrine
Grand Sumo Spring TournamentDate variesUsually March, 15 days
One of the six annual professional sumo tournaments.
Why go: Tickets sell out quickly for weekend days.
Where: Edion Arena Osaka
Cherry blossom seasonDate variesUsually late March to early April
Peak bloom brings picnics in parks.
Why go: Bloom timing varies by about a week each year.
Where: Osaka Castle Park and the Japan Mint
Osaka Castle
A reconstructed castle keep with a museum, set in a large park with moats and stone walls.
Dōtonbori
A canal-side entertainment strip with giant signs, street food and the Glico running man sign.
Kuromon Market
A covered market for seafood, produce and snacks.
Universal Studios Japan
A theme park with areas such as Super Nintendo World and the Wizarding World of Harry Potter.
💡 Timed-entry tickets may be needed for some areas.
Sumiyoshi Taisha
One of Japan's oldest shrines, known for its arched bridge and distinctive architecture.
Shinsekai and Tsūtenkaku
A retro district around a landmark tower, known for kushikatsu restaurants.
Takoyaki
Battered balls filled with octopus, topped with sauce and bonito flakes.
Okonomiyaki
A savoury cabbage pancake cooked on a griddle with toppings.
Kushikatsu
Deep-fried skewers dipped in sauce.
💡 Shinsekai; double-dipping in the shared sauce is not allowed
Kitsune udon
Udon noodles topped with sweet fried tofu, said to have originated in Osaka.
Negiyaki
A thin griddled pancake packed with green onions.
Sakai knives
Kitchen knives from Sakai, a blade-making centre for centuries.
💡 Knife shops in Sakai and Sennichimae Dōguyasuji
Iwaokoshi
A traditional crunchy puffed-rice sweet from Osaka.
Takoyaki-themed goods
Snacks and kitchen tools for making takoyaki at home.
💡 Sennichimae Dōguyasuji kitchen-tool street