Weather in Osaka for August 2026
The forecast for the first days of August 2026 in Osaka predicts a temperature of 35.4 °C, which is cooler than the historical average.
In general, the average temperature in Osaka at the beginning of August is 34.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 32.1 °C by the end of August.
Osaka experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 205.4 mm.
Is August a good time to visit Osaka? check out the best time to travel to Osaka page.
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Osaka Weather August
Temperatures trend during August in Osaka
August weather in Osaka day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 38° /28° | 0 mm | 9 | |
| 2 Aug. | Sunny | 38° /28° | 0 mm | 9 | |
| 3 Aug. |  Moderate or heavy rain shower | 33° /25° | 3.6 mm | 7 | |
| 4 Aug. |  Patchy rain possible | 34° /26° | 2.5 mm | 8 | |
| 5 Aug. |  Partly cloudy | 34° /26° | 3.5 mm | 8 | |
| 6 Aug. | Moderate rain at times | 34° /25° | 2 mm | 7 | |
| 7 Aug. | Patchy rain possible | 32° /25° | 13.5 mm | 7 | |
| 8 Aug. |  Overcast | 33° /25° | 0.7 mm | 7 | |
| 9 Aug. | Patchy rain possible | 33° /25° | 5.7 mm | 7 | |
| 10 Aug. | Patchy rain possible | 32° /25° | 4.5 mm | 7 | |
| 11 Aug. | Patchy rain possible | 32° /25° | 7 mm | 7 | |
| 12 Aug. | Patchy rain possible | 32° /24° | 15 mm | 7 | |
| 13 Aug. | Patchy rain possible | 33° /24° | 11.2 mm | 7 | |
| 14 Aug. | Patchy rain possible | 32° /25° | 13.1 mm | 7 | |
| 15 Aug. | Moderate or heavy rain shower | 31° /24° | 37.7 mm | 7 | |
| 16 Aug. | Patchy rain possible | 30° /24° | 5.8 mm | 7 | |
| 17 Aug. | Moderate or heavy rain shower | 30° /24° | 7.8 mm | 7 | |
| 18 Aug. | Moderate or heavy rain shower | 31° /24° | 10.3 mm | 7 | |
| 19 Aug. | Partly cloudy | 31° /23° | 2.2 mm | 7 | |
| 20 Aug. | Patchy rain possible | 31° /24° | 2.1 mm | 7 | |
| 21 Aug. | Moderate or heavy rain shower | 33° /24° | 4.1 mm | 7 | |
| 22 Aug. | Moderate rain at times | 33° /25° | 2.8 mm | 7 | |
| 23 Aug. | Moderate or heavy rain shower | 32° /25° | 4.6 mm | 7 | |
| 24 Aug. | Patchy rain possible | 33° /25° | 4.6 mm | 7 | |
| 25 Aug. | Light rain shower | 31° /25° | 6.9 mm | 7 | |
| 26 Aug. |  Cloudy | 33° /24° | 2.6 mm | 7 | |
| 27 Aug. | Cloudy | 33° /25° | 2.1 mm | 7 | |
| 28 Aug. | Patchy rain possible | 33° /24° | 2.3 mm | 7 | |
| 29 Aug. | Patchy rain possible | 31° /24° | 7.1 mm | 7 | |
| 30 Aug. | Sunny | 32° /24° | 5 mm | 7 | |
| 31 Aug. | Patchy rain possible | 32° /25° | 13.7 mm | 7 | |
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Osaka weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/24° | 32°/25° | 29°/23° |
| Rainfall | 187 mm | 205 mm | 146 mm |
| Wind | 14.5 km/h | 15.9 km/h | 13.9 km/h |
| Humidity | 71% | 69% | 69% |
| Rainy days | 25 days | 28 days | 25 days |
| Dry days | 6 days | 3 days | 5 days |
Planning a trip to Osaka? Discover the best time to visit
Osaka in August - FAQ
What are the expected maximum and minimum temperatures in Osaka during August?
How much rainfall should be expected in Osaka during August?
What are the typical wind conditions in Osaka during August?
August rainfall patterns in Osaka
UV exposure in Osaka during August
What to pack to Osaka in August?
Warm & sunny · highs around 32 °C, frequent showers
As you prepare for your trip to Osaka in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Osaka, during August, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
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Where is Osaka?Get accurate weather forecasts for Osaka, located at latitude 34.694 and longitude 135.502. Stay updated with localized weather information tailored for Osaka.