Weather in Iwakuni for September 2027
In general, the average temperature in Iwakuni at the beginning of September is 28 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.5 °C by the end of September.
The climate of Iwakuni in September is notably wet, with an average of 15 rainy days, and a total of 158.5 mm of precipitation.
Is September a good time to visit Iwakuni? check out the best time to travel to Iwakuni page.
✨ Is September a good time to visit Iwakuni? – Ask the AI Weatherman
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Iwakuni Weather September
Temperatures trend during September in Iwakuni
September weather in Iwakuni day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 29° /24° | 0.7 mm | 8 | |
| 2 Sept. |  Light rain | 29° /23° | 3.4 mm | 5 | |
| 3 Sept. | Light rain | 28° /22° | 7.6 mm | 5 | |
| 4 Sept. |  Heavy rain | 25° /22° | 26.1 mm | 4 | |
| 5 Sept. |  Sunny | 28° /22° | 0.9 mm | 5 | |
| 6 Sept. | Patchy rain possible | 28° /22° | 0.6 mm | 4 | |
| 7 Sept. | Patchy rain possible | 29° /23° | 0.4 mm | 5 | |
| 8 Sept. | Patchy rain possible | 29° /23° | 1 mm | 5 | |
| 9 Sept. | Sunny | 28° /23° | 0.7 mm | 6 | |
| 10 Sept. |  Moderate rain | 26° /21° | 17.5 mm | 5 | |
| 11 Sept. | Light rain | 28° /23° | 4 mm | 5 | |
| 12 Sept. | Patchy rain possible | 28° /23° | 2 mm | 5 | |
| 13 Sept. | Light rain | 28° /24° | 3.5 mm | 5 | |
| 14 Sept. | Light rain | 29° /23° | 9.4 mm | 5 | |
| 15 Sept. | Light rain | 27° /23° | 7.2 mm | 5 | |
| 16 Sept. | Patchy rain possible | 28° /23° | 1.9 mm | 5 | |
| 17 Sept. | Light rain shower | 28° /22° | 2.3 mm | 5 | |
| 18 Sept. | Light rain | 26° /23° | 8.5 mm | 4 | |
| 19 Sept. |  Partly cloudy | 27° /22° | 0.1 mm | 6 | |
| 20 Sept. | Light rain | 28° /23° | 2.7 mm | 6 | |
| 21 Sept. | Light rain | 27° /21° | 2.5 mm | 6 | |
| 22 Sept. | Light rain | 26° /19° | 7 mm | 6 | |
| 23 Sept. | Patchy rain possible | 24° /19° | 1.1 mm | 6 | |
| 24 Sept. |  Cloudy | 25° /19° | 0.9 mm | 5 | |
| 25 Sept. | Patchy rain possible | 25° /21° | 2.1 mm | 4 | |
| 26 Sept. | Moderate rain | 25° /20° | 11.2 mm | 4 | |
| 27 Sept. | Light rain | 24° /20° | 8.4 mm | 4 | |
| 28 Sept. | Moderate rain | 25° /20° | 19 mm | 4 | |
| 29 Sept. | Light rain | 24° /19° | 4.9 mm | 5 | |
| 30 Sept. | Patchy rain possible | 24° /18° | 0.7 mm | 6 | |
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Iwakuni weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 30°/24° | 27°/22° | 22°/16° |
| Rainfall | 156 mm | 158 mm | 95 mm |
| Wind | 11 km/h | 12.2 km/h | 15.3 km/h |
| Humidity | 80% | 81% | 75% |
| Rainy days | 17 days | 15 days | 10 days |
| Dry days | 14 days | 15 days | 21 days |
Planning a trip to Iwakuni? Discover the best time to visit
Iwakuni in September - FAQ
What are the expected maximum and minimum temperatures in Iwakuni during September?
How much rainfall should be expected in Iwakuni during September?
What are the typical wind conditions in Iwakuni during September?
September rainfall patterns in Iwakuni
UV exposure in Iwakuni during September
What to pack to Iwakuni in September?
Warm & sunny · highs around 27 °C, frequent showers
As you prepare for your trip to Iwakuni in September, 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 Iwakuni, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
Where is Iwakuni?Get accurate weather forecasts for Iwakuni, located at latitude 34.163 and longitude 132.22. Stay updated with localized weather information tailored for Iwakuni.