When to go
The Best Time to Visit Osaka
Month-by-month climate data for Osaka, Japan — daily highs and lows, rain days, and an honest verdict for every month of the year.
Timing is the first real decision when planning Osaka— it drives crowds, prices and what's actually open. Here's how the year breaks down so you can pick dates that fit the trip you're building, not just the weather.
March–May, October–November. Same spring/autumn windows as Kyoto/Tokyo. Summer humid; winter chilly but dry.
Warmest in Osaka: Aug (33°C / 91°F) · Coolest: Jan (9°C / 48°F) · Wettest: Jul (~17 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Osaka climate, month by month
January
9° / 1°C
~7 rain days
Fair
February
11° / 2°C
~7 rain days
Good
March
15° / 5°C
~11 rain days
Good
April
19° / 10°C
~9 rain days
Excellent
May
23° / 14°C
~13 rain days
Excellent
June
27° / 19°C
~14 rain days
Good
July
31° / 24°C
~17 rain days
Fair
August
33° / 26°C
~15 rain days
Fair
September
30° / 23°C
~14 rain days
Good
October
23° / 14°C
~9 rain days
Excellent
November
18° / 9°C
~7 rain days
Excellent
December
11° / 3°C
~6 rain days
Good
Plan around it
Dates locked in? Start from the Osaka travel guide or jump straight to a 3-day, 5-day or 7-day itinerary.