Weather in Osaka for August 2025
In general, the average temperature in Osaka at the beginning of August is 33.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 31.7 °C by the end of August.
Osaka experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Osaka? check out the best time to travel to Osaka page.
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Osaka in August average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 33° | 2 34° | 3 34° | ||||
4 34° | 5 35° | 6 33° | 7 32° | 8 34° | 9 35° | 10 35° |
11 34° | 12 34° | 13 36° | 14 34° | 15 31° | 16 32° | 17 32° |
18 32° | 19 32° | 20 33° | 21 34° | 22 34° | 23 33° | 24 32° |
25 31° | 26 34° | 27 33° | 28 32° | 29 30° | 30 32° | 31 30° |
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Temperatures trend during August in Osaka
August weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Aug. | Moderate or heavy rain shower | 33° /25° | 1 mm | 8 | |
2 Aug. | Patchy rain possible | 34° /26° | 0.2 mm | 8 | |
3 Aug. | Moderate or heavy rain shower | 34° /26° | 3.1 mm | 8 | |
4 Aug. | Patchy rain possible | 34° /27° | 1.3 mm | 7 | |
5 Aug. | Moderate or heavy rain shower | 35° /26° | 6.8 mm | 8 | |
6 Aug. | Patchy rain possible | 33° /26° | 1.5 mm | 7 | |
7 Aug. | Moderate or heavy rain shower | 32° /26° | 20.5 mm | 7 | |
8 Aug. | Patchy rain possible | 34° /25° | 0.4 mm | 8 | |
9 Aug. | Patchy rain possible | 35° /26° | 0.5 mm | 8 | |
10 Aug. | Patchy rain possible | 35° /27° | 0.3 mm | 7 | |
11 Aug. | Moderate rain at times | 34° /26° | 1.8 mm | 7 | |
12 Aug. | Sunny | 34° /25° | 0 mm | 8 | |
13 Aug. | Overcast | 36° /26° | 0.1 mm | 8 | |
14 Aug. | Heavy rain at times | 34° /26° | 6.3 mm | 8 | |
15 Aug. | Moderate or heavy rain shower | 31° /25° | 69.4 mm | 7 | |
16 Aug. | Moderate or heavy rain shower | 32° /25° | 9.8 mm | 7 | |
17 Aug. | Moderate or heavy rain shower | 32° /25° | 6 mm | 7 | |
18 Aug. | Patchy rain possible | 32° /24° | 4.7 mm | 7 | |
19 Aug. | Overcast | 32° /25° | 0.5 mm | 8 | |
20 Aug. | Patchy rain possible | 33° /25° | 2.3 mm | 7 | |
21 Aug. | Moderate rain at times | 34° /25° | 1.6 mm | 7 | |
22 Aug. | Moderate or heavy rain shower | 34° /26° | 5.2 mm | 7 | |
23 Aug. | Moderate or heavy rain shower | 33° /26° | 6.1 mm | 8 | |
24 Aug. | Moderate or heavy rain shower | 32° /25° | 8.5 mm | 7 | |
25 Aug. | Light rain shower | 31° /25° | 8.4 mm | 7 | |
26 Aug. | Light rain shower | 34° /24° | 4.2 mm | 7 | |
27 Aug. | Light rain shower | 33° /25° | 3.1 mm | 7 | |
28 Aug. | Patchy rain possible | 32° /24° | 5.4 mm | 7 | |
29 Aug. | Patchy rain possible | 30° /24° | 17.3 mm | 7 | |
30 Aug. | Moderate or heavy rain shower | 32° /24° | 12.3 mm | 7 | |
31 Aug. | Patchy rain possible | 30° /25° | 34 mm | 7 | |
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Guide for Osaka in August
In August, Osaka, Japan experiences the peak of its summer season, characterized by hot and humid weather. At the beginning of the month, temperatures typically range from 26° to 34°, with high humidity levels making it feel even warmer.
The city often sees clear skies in the morning, but by the afternoon, the heat can lead to the formation of thunderstorms. These sudden downpours are usually brief but can be intense, providing a temporary respite from the heat.
As the month progresses, the weather remains consistently hot. By the end of August, temperatures still hover between 25° and 33°. The humidity remains high, often exceeding 70%, which can make outdoor activities quite uncomfortable.
The frequency of afternoon thunderstorms may decrease slightly, but the occasional typhoon can bring heavy rain and strong winds to the region. These typhoons are more common in late August and can disrupt travel plans, so it's advisable to keep an eye on weather forecasts.
Despite the challenging weather conditions, August is a vibrant time in Osaka, with numerous summer festivals and events. Visitors should stay hydrated, wear light clothing, and take breaks in air-conditioned spaces to cope with the heat and humidity.
Osaka in August - FAQ
What to pack to Osaka in August?
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
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
August rainfall patterns in Osaka
UV exposure in Osaka during August
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Get accurate weather forecasts for Osaka, located at latitude 34.694 and longitude 135.502. Stay updated with localized weather information tailored for Osaka.