Weather in Tokyo for August 2025
In general, the average temperature in Tokyo at the beginning of August is 32.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 31 °C by the end of August.
Expect significant rainfall in Tokyo during August, with an average of 18 rainy days.
Is August a good time to visit Tokyo? check out the best time to travel to Tokyo page.
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Tokyo in August average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2  33° | 3  33° | ||||
| 4 33° | 5  33° | 6 33° | 7 32° | 8 32° | 9 32° | 10 33° |
| 11 33° | 12 32° | 13 33° | 14  32° | 15 33° | 16 29° | 17 33° |
| 18  32° | 19  33° | 20 33° | 21 32° | 22 31° | 23 30° | 24 31° |
| 25 32° | 26 32° | 27 31° | 28 32° | 29 32° | 30 29° | 31 29° |
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Temperatures trend during August in Tokyo
August weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 33° /27° | 0.8 mm | 7 | |
| 2 Aug. | Overcast | 33° /26° | 0 mm | 8 | |
| 3 Aug. | Moderate rain at times | 33° /26° | 0.2 mm | 8 | |
| 4 Aug. | Patchy rain possible | 33° /26° | 0.1 mm | 8 | |
| 5 Aug. | Cloudy | 33° /27° | 0 mm | 8 | |
| 6 Aug. | Moderate or heavy rain shower | 33° /27° | 2.3 mm | 8 | |
| 7 Aug. | Patchy rain possible | 32° /26° | 1.8 mm | 7 | |
| 8 Aug. | Patchy rain possible | 32° /27° | 7.3 mm | 7 | |
| 9 Aug. | Moderate or heavy rain shower | 32° /27° | 10.6 mm | 7 | |
| 10 Aug. | Patchy rain possible | 33° /26° | 0.9 mm | 8 | |
| 11 Aug. | Patchy rain possible | 33° /26° | 1.5 mm | 8 | |
| 12 Aug. | Overcast | 32° /26° | 0 mm | 8 | |
| 13 Aug. | Moderate or heavy rain shower | 33° /27° | 7 mm | 7 | |
| 14 Aug. | Heavy rain at times | 32° /27° | 4.6 mm | 8 | |
| 15 Aug. | Moderate or heavy rain shower | 33° /27° | 9.4 mm | 8 | |
| 16 Aug. | Cloudy | 29° /25° | 28 mm | 7 | |
| 17 Aug. | Patchy rain possible | 33° /27° | 1.9 mm | 7 | |
| 18 Aug. | Partly cloudy | 32° /26° | 2.2 mm | 8 | |
| 19 Aug. | Sunny | 33° /27° | 5.6 mm | 8 | |
| 20 Aug. | Patchy rain possible | 33° /26° | 6.9 mm | 7 | |
| 21 Aug. | Partly cloudy | 32° /26° | 0.5 mm | 8 | |
| 22 Aug. | Patchy rain possible | 31° /26° | 2.9 mm | 7 | |
| 23 Aug. | Moderate or heavy rain shower | 30° /26° | 4.2 mm | 7 | |
| 24 Aug. | Patchy rain possible | 31° /26° | 0.6 mm | 7 | |
| 25 Aug. | Sunny | 32° /26° | 0.8 mm | 8 | |
| 26 Aug. | Patchy rain possible | 32° /26° | 0.7 mm | 7 | |
| 27 Aug. | Patchy rain possible | 31° /26° | 2.5 mm | 7 | |
| 28 Aug. | Sunny | 32° /26° | 1.6 mm | 8 | |
| 29 Aug. | Partly cloudy | 32° /26° | 2.8 mm | 8 | |
| 30 Aug. | Sunny | 29° /26° | 20.2 mm | 7 | |
| 31 Aug. | Sunny | 29° /25° | 16.6 mm | 7 | |
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Guide for Tokyo in August
Tokyo, Japan in August experiences the peak of its summer season, characterized by hot and humid conditions. At the beginning of the month, temperatures typically range from 25° to 32°. The humidity levels are high, often exceeding 70%, making the air feel even warmer.
Rainfall is frequent due to the tail end of the East Asian monsoon season, with sudden, heavy showers and occasional thunderstorms being common.
As the month progresses, the weather remains consistently hot. By the end of August, temperatures still hover between 24° and 31°. The humidity persists, although there may be a slight decrease compared to the beginning of the month.
Rainfall continues, but the frequency of showers starts to diminish as the monsoon season gradually comes to an end.
Despite the heat and humidity, August is a vibrant time in Tokyo, with many festivals and events taking place. Visitors should be prepared for the weather by staying hydrated, wearing light clothing, and carrying an umbrella for sudden rain showers.
The evenings can be slightly cooler, offering some relief from the daytime heat, but overall, August in Tokyo is a true summer experience.
Tokyo in August - FAQ
What to pack to Tokyo in August?
As you prepare for your trip to Tokyo 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 Tokyo, 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 Tokyo
UV exposure in Tokyo during August
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