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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Regional Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Osaka has a humid subtropical climate with mild winters and hot, humid summers. The live forecast above shows current conditions in degrees Celsius, and for planning ahead, spring and autumn offer the most comfortable temperatures for sightseeing.
What is the weather like in Osaka throughout the year?
Osaka experiences four distinct seasons, with hot humid summers and mild winters.
- Spring (March-May): Mild and sunny, 10-25°C, cherry blossom season
- Summer (June-August): Hot and sticky, 25-35°C, rainy season in June
- Autumn (September-November): Warm to cool, 15-28°C. Osaka weather in November is particularly pleasant, with mild conditions around 15-20°C
- Winter (December-February): Cool and dry, 2-12°C, occasional frost
When is the best time to visit Osaka?
The most pleasant months are March to May and October to November, when humidity is low and temperatures are moderate.
- Spring brings mild temperatures and cherry blossoms
- Autumn offers crisp air and colourful foliage
- Summer can be uncomfortably humid for some visitors
- Winter is quiet and mild but chilly, with December being particularly pleasant
When is Osaka’s rainy season?
The rainy season (tsuyu) runs from early June to mid-July, with persistent drizzle and high humidity. It is the wettest period of the year, so pack an umbrella and expect some disruption to outdoor plans.
How does Osaka weather compare to Kyoto weather?
Osaka and Kyoto have similar climates, but Osaka is slightly warmer in winter and hotter in summer due to its coastal position. Both share the same rainy season, making spring and autumn the best times to visit either city.
What is the weather like in Osaka in December?
December in Osaka is cool and dry, with daytime highs around 12°C and lows near 4°C. It is a pleasant month for exploring, with low rainfall and crisp air. For longer-range planning, osaka weather forecast 14 days and osaka weather 15 days outlooks can help you prepare.
For longer-range planning, osaka weather forecast 30 days and osaka weather forecast 21 days outlooks can give a general sense of conditions, though shorter-term forecasts are more reliable. For UK weather comparisons, visit our UK weather hub or check the 10 day weather forecast for conditions at home.