Weather in Okayama for August 2026
Expect cooler weather in first days of August 2026 in Okayama with the forecast suggesting a temperature of 32.5 °C, lower than the historical average.
In general, the average temperature in Okayama at the beginning of August is 33 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 30.6 °C by the end of August.
Okayama experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 225.6 mm.
Is August a good time to visit Okayama? check out the best time to travel to Okayama page.
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Okayama Weather August
Temperatures trend during August in Okayama
August weather in Okayama day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 33° /26° | 0 mm | 8 | |
| 2 Aug. | Sunny | 34° /26° | 0 mm | 8 | |
| 3 Aug. |  Partly cloudy | 33° /27° | 0 mm | 8 | |
| 4 Aug. |  Light rain shower | 34° /26° | 3.9 mm | 8 | |
| 5 Aug. | Patchy rain possible | 33° /26° | 2.6 mm | 7 | |
| 6 Aug. | Light rain shower | 33° /26° | 2.4 mm | 7 | |
| 7 Aug. | Patchy rain possible | 31° /25° | 3.2 mm | 7 | |
| 8 Aug. | Sunny | 32° /24° | 0.6 mm | 8 | |
| 9 Aug. | Patchy rain possible | 32° /25° | 2.8 mm | 7 | |
| 10 Aug. | Partly cloudy | 29° /24° | 17.3 mm | 7 | |
| 11 Aug. | Partly cloudy | 30° /23° | 5.8 mm | 7 | |
| 12 Aug. | Partly cloudy | 30° /24° | 3.2 mm | 7 | |
| 13 Aug. | Patchy rain possible | 32° /24° | 3.2 mm | 7 | |
| 14 Aug. | Patchy rain possible | 32° /26° | 1.6 mm | 7 | |
| 15 Aug. |  Patchy light drizzle | 32° /26° | 1.6 mm | 7 | |
| 16 Aug. | Patchy rain possible | 32° /25° | 1.6 mm | 7 | |
| 17 Aug. | Sunny | 32° /25° | 0.6 mm | 8 | |
| 18 Aug. | Sunny | 32° /25° | 1.5 mm | 8 | |
| 19 Aug. | Patchy rain possible | 31° /26° | 1.2 mm | 7 | |
| 20 Aug. | Patchy rain possible | 32° /25° | 0.3 mm | 7 | |
| 21 Aug. | Partly cloudy | 32° /25° | 0.9 mm | 8 | |
| 22 Aug. | Patchy rain possible | 32° /26° | 0.4 mm | 7 | |
| 23 Aug. | Partly cloudy | 32° /26° | 0 mm | 8 | |
| 24 Aug. | Patchy rain possible | 32° /27° | 1.8 mm | 7 | |
| 25 Aug. |  Moderate or heavy rain shower | 30° /26° | 14.1 mm | 7 | |
| 26 Aug. | Patchy rain possible | 32° /25° | 1.9 mm | 7 | |
| 27 Aug. | Patchy light drizzle | 32° /26° | 7.8 mm | 7 | |
| 28 Aug. | Light rain shower | 30° /24° | 6.6 mm | 7 | |
| 29 Aug. | Light rain shower | 29° /24° | 70.2 mm | 7 | |
| 30 Aug. | Light rain shower | 31° /25° | 4.7 mm | 7 | |
| 31 Aug. | Moderate or heavy rain shower | 30° /25° | 63.7 mm | 7 | |
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Okayama weather in August vs July vs September
| July | August | September | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 30°/24° | 31°/25° | 29°/23° |
| Rainfall | 129 mm | 226 mm | 101 mm |
| Wind | 15.8 km/h | 15.2 km/h | 13.7 km/h |
| Humidity | 75% | 72% | 73% |
| Rainy days | 18 days | 22 days | 18 days |
| Dry days | 13 days | 9 days | 12 days |
Planning a trip to Okayama? Discover the best time to visit
Okayama in August - FAQ
What are the expected maximum and minimum temperatures in Okayama during August?
How much rainfall should be expected in Okayama during August?
What are the typical wind conditions in Okayama during August?
August rainfall patterns in Okayama
UV exposure in Okayama during August
What to pack to Okayama in August?
Warm & sunny · highs around 31 °C, frequent showers
As you prepare for your trip to Okayama 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 Okayama, during August, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
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Where is Okayama?Get accurate weather forecasts for Okayama, located at latitude 34.583 and longitude 133.767. Stay updated with localized weather information tailored for Okayama.