Osaka is at its best from March to May and October to November.
It is busiest and priciest in March to April and November.
Expect the most rain in June to October.
Here is every month at a glance, the dates to plan around, and flights from five Indian cities.
Osaka month by month
Average highs and lows, rain, the season and what's on, for the next twelve months.
| Month | Weather | Season | What's on |
|---|---|---|---|
| October 2026Best weather | 22° / 17°wet, 212 mm | Shoulder | China Golden WeekDussehra |
| November 2026Best weather | 17° / 11°some rain, 77 mm | Peak | Diwali |
| December 2026 | 12° / 6°some rain, 65 mm | Shoulder | Christmas and New Year |
| January 2027 | 9° / 4°some rain, 58 mm | Shoulder | Christmas and New YearRepublic Day weekend |
| February 2027 | 10° / 3°some rain, 68 mm | Off-season | |
| March 2027Best weather | 14° / 6°rainy spells, 113 mm | Peak | HoliGood Friday weekendCherry blossom (expected) |
| April 2027Best weather | 18° / 11°rainy spells, 132 mm | Peak | Cherry blossom (expected)Indian summer holidaysGolden Week |
| May 2027Best weather | 22° / 15°wet, 184 mm | Shoulder | Indian summer holidaysGolden Week |
| June 2027 | 26° / 19°wet, 230 mm | Off-season | Indian summer holidays |
| July 2027 | 30° / 24°wet, 209 mm | Shoulder | Rainy season (tsuyu): grey, humid and drizzly from early June to mid-July. |
| August 2027 | 31° / 25°wet, 154 mm | Shoulder | Obon |
| September 2027 | 28° / 22°wet, 207 mm | Off-season | Typhoon season: storms can stop flights and trains, most often in August and September. |
Dates to plan around
Festivals, holidays and closures in Osaka, and the Indian holiday rushes that raise fares.
- 1–7 OctChina Golden WeekChina's National Day holiday: mainland travellers pack Hong Kong, Macau and the big Asian hotspots, and hotel prices rise.
- 20 OctDussehraDussehra falls on Tuesday 20 Oct: many take the Monday off for a four-day weekend, so short trips abroad cost more that week.
- 6–10 NovDiwaliDiwali (Lakshmi Puja on Sunday 8 Nov): the busiest travel week of the autumn. Fares out of India rise, and short trips to Dubai, Bangkok and Singapore book up.
- 19 Dec – 3 JanChristmas and New YearThe priciest fortnight of the year to fly out of India: school holidays, Christmas and New Year all at once. Book early or go just before or after.
- 23–26 JanRepublic Day weekendRepublic Day falls on Tuesday 26 Jan: take the Monday off and it's a four-day weekend, so short trips abroad book up.
- 22–23 MarHoliHoli (22-23 Mar) and Good Friday (26 Mar) fall in the same week, a favourite week for short trips abroad, so fares rise.
- 26–28 MarGood Friday weekendGood Friday (26 Mar) makes a long weekend in India, just after Holi.
- 27 Mar – 9 Apr · expectedCherry blossom (expected)In an average year Osaka's cherry trees open around 27 Mar and reach full bloom around 4 Apr. The 2027 forecast comes out in early spring.
- 15 Apr – 15 Jun · expectedIndian summer holidaysSchool holidays (roughly mid-April to mid-June, varying by state): outbound family travel peaks and fares climb, especially to the Gulf, Southeast Asia and Europe.
- 29 Apr – 5 MayGolden WeekJapan's biggest holiday run (1-5 May is five days off in a row): trains, flights and hotels are packed and prices peak.
- 13–16 AugObonJapan's summer holiday: people travel home, and with Mountain Day (11 Aug) trains and flights are packed from about 7 to 16 Aug.
- 27–31 OctDiwaliDiwali (Lakshmi Puja on Friday 29 Oct): the busiest travel week of the autumn. Fares out of India rise, and short trips abroad book up.
Flights to Osaka from India
The cheapest fare our scanner has seen from each city in the last two weeks. Open a route to price every month live.
Good to know
When is the best time to visit Osaka?
The best weather in Osaka is from March to May and October to November. Cherry blossom season, usually late March to early April; Kyoto, 30 minutes away, is at its most crowded. Peak season, with the most visitors and the highest hotel prices, is March to April and November. The quietest months are February, June and September.
When is the rainy season in Osaka?
The wettest months are June to October. Rainy season (tsuyu): grey, humid and drizzly from early June to mid-July.
When is Osaka most crowded?
Peak season is March to April and November, when stays cost the most and the sights are busiest.
What is the cheapest way to fly to Osaka from India?
Of the Indian cities we track, Delhi has the lowest fare right now: ₹59,122 (return, 8 nights) for Thu 11 Feb.
How hot does Osaka get?
The hottest month is August, with average highs of 31°C; the coolest nights come in February, around 3°C.