Weather in Otaru-shi for August 2025
The forecast for the next days in Otaru-shi predicts temperatures to be around 23 °C, close to the historical average.
In general, the average temperature in Otaru-shi at the beginning of August is 24 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 24.1 °C by the end of August.
Otaru-shi in August brings notable rainfall, with an average of 19 rainy days and a total precipitation of 154 mm.
Is August a good time to visit Otaru-shi? check out the best time to travel to Otaru-shi page.
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Otaru-shi Weather August
Temperatures trend during August in Otaru-shi
August weather in Otaru-shi day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 27° /19° | 0 mm | 2.5 | |
| 2 Aug. |  Patchy rain possible | 27° /19° | 3.5 mm | 1.8 | |
| 3 Aug. |  Moderate rain | 25° /21° | 5.9 mm | 1.5 | |
| 4 Aug. | Patchy rain possible | 26° /21° | 0.9 mm | 5 | |
| 5 Aug. | Patchy rain possible | 22° /19° | 0.5 mm | 5 | |
| 6 Aug. | Patchy rain possible | 23° /18° | 4.4 mm | 5 | |
| 7 Aug. | Patchy rain possible | 18° /16° | 2.5 mm | 4 | |
| 8 Aug. | Patchy rain possible | 20° /15° | 2.6 mm | 4 | |
| 9 Aug. | Patchy rain possible | 23° /13° | 1.2 mm | 4 | |
| 10 Aug. | Moderate rain | 23° /16° | 15.3 mm | 5 | |
| 11 Aug. | Patchy rain possible | 20° /15° | 1.3 mm | 4 | |
| 12 Aug. | Patchy rain possible | 21° /14° | 0.6 mm | 4 | |
| 13 Aug. | Sunny | 23° /14° | 0 mm | 5 | |
| 14 Aug. | Sunny | 25° /15° | 0 mm | 5 | |
| 15 Aug. |  Fog | 24° /20° | 1.1 mm | 5 | |
| 16 Aug. | Light rain shower | 26° /18° | 1.2 mm | 6 | |
| 17 Aug. | Light rain shower | 23° /18° | 2.2 mm | 5 | |
| 18 Aug. | Patchy rain possible | 24° /16° | 0.7 mm | 5 | |
| 19 Aug. | Patchy rain possible | 24° /17° | 10.4 mm | 5 | |
| 20 Aug. | Patchy rain possible | 20° /17° | 4.7 mm | 5 | |
| 21 Aug. | Sunny | 25° /15° | 0 mm | 7 | |
| 22 Aug. | Patchy rain possible | 25° /16° | 12.3 mm | 6 | |
| 23 Aug. | Light rain shower | 28° /20° | 2.2 mm | 6 | |
| 24 Aug. | Light rain shower | 25° /16° | 2.5 mm | 6 | |
| 25 Aug. | Patchy rain possible | 25° /16° | 0.4 mm | 6 | |
| 26 Aug. |  Light drizzle | 24° /17° | 1.6 mm | 5 | |
| 27 Aug. | Light rain shower | 22° /18° | 22.8 mm | 5 | |
| 28 Aug. | Patchy rain possible | 23° /16° | 3.6 mm | 5 | |
| 29 Aug. | Patchy rain possible | 25° /16° | 0.1 mm | 6 | |
| 30 Aug. | Patchy rain possible | 27° /19° | 0.2 mm | 6 | |
| 31 Aug. |  Moderate or heavy rain shower | 23° /16° | 47.4 mm | 5 | |
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Otaru-shi in August - FAQ
What to pack to Otaru-shi in August?
As you prepare for your trip to Otaru-shi 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 Otaru-shi, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
August rainfall patterns in Otaru-shi
UV exposure in Otaru-shi during August
Quick links
Where is Otaru-shi?Get accurate weather forecasts for Otaru-shi, located at latitude 43.189 and longitude 141.002. Stay updated with localized weather information tailored for Otaru-shi.