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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Report Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Osaka’s average highs range from 9°C in January to 33°C in August, with the live forecast above showing current conditions. The city has a humid subtropical climate: winters are mild and dry, summers are hot and sticky, and a rainy season hits from early June to mid-July.
What is the seasonal pattern in Osaka?
Spring (March–May) brings mild 15–25°C days and cherry blossoms. Summer (June–August) is hot and humid, often exceeding 30°C, with typhoons possible in August–September. Autumn (September–November) cools to 20–28°C and is generally clear. Winter (December–February) sees daytime highs of 9–12°C; overnight lows can dip to 2°C, but snow is rare. For travellers checking osaka weather december or osaka weather january, expect crisp, mostly sunny days with only a few wet spells. If you’re looking at osaka weather february, it’s similar – still cool but gradually warming towards March.
How does humidity affect Osaka’s feel?
Humidity is the main driver of discomfort. In summer, relative humidity often sits above 70%, making 33°C feel like 40°C. The rainy season (June–July) sees frequent drizzle and even higher moisture. Winter is much drier, so even 9°C feels brisk but not biting. If you’re checking an osaka weather forecast 30 days or osaka weather forecast 21 days, pay attention to humidity and rain probabilities rather than just the temperature.
What is the best time to visit Osaka?
Spring (March–May) and autumn (September–November) offer the most comfortable conditions: mild temperatures, lower humidity, and clear skies. Cherry blossom season (late March–early April) is peak, so book early. Summer is very humid and prone to typhoons; winter is cool but sunny.
Does it snow in Osaka?
Snowfall is rare and usually light. The city may see a dusting once or twice a winter, but accumulation is uncommon. If you want snow, head north to kyoto weather areas or the Japanese Alps – Kyoto itself gets slightly more snow but still infrequently.
How accurate are 15-day or 30-day Osaka forecasts?
Reliability drops sharply beyond 7–10 days. Extended forecasts (like osaka weather 15 days or osaka weather forecast 30 days) give a general trend – expect a 5–10°C range – but daily specifics for that far ahead are unreliable. Stick to 7-day outlooks for planning.
For broader Australian coverage, visit our Australia weather hub or compare with Tokyo weather by month. All temperatures on this page are in osaka weather celsius.