Japan
Osaka Climate & Weather Guide
Average temperatures, rainfall and conditions through the year, based on 20 years of historical data.
Climate Overview
Osaka experiences its warmest weather in August, with average highs reaching 32.3°C (90.1°F). The coolest month is typically January, averaging 8.6°C (47.5°F). Rainfall is heaviest in July (around 220.1mm), while January tends to be the driest month of the year with approximately 50.8mm of precipitation.
32.3°C (90.1°F)
Hottest month avg high
8.6°C (47.5°F)
Coolest month avg high
220mm
Wettest month avg
51mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | 8.6°C (47.5°F) | 1.1°C (34°F) | 50.8mm | 6 | 7.9h |
| Feb | 9.7°C (49.5°F) | 1.3°C (34.3°F) | 72mm | 8 | 7.9h |
| Mar | 13.5°C (56.3°F) | 4.2°C (39.6°F) | 114.6mm | 11 | 8.7h |
| Apr | 18.4°C (65.1°F) | 9°C (48.2°F) | 137.3mm | 11 | 8.8h |
| May | 23°C (73.4°F) | 14.2°C (57.6°F) | 162.8mm | 11 | 9.4h |
| Jun | 26.6°C (79.9°F) | 19.1°C (66.4°F) | 210.2mm | 13 | 8.7h |
What to Pack
Suggested packing for Osaka's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Rain Protection
A compact umbrella and a light rain jacket for the wettest months.
Sun Protection
Sunscreen, a wide-brimmed hat and sunglasses for hot, sunny days.
Warm Layers
A warm jacket or fleece for chilly mornings and evenings.
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