Weather in Sendai for September 2027
In general, the average temperature in Sendai at the beginning of September is 26.5 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.2 °C by the end of September.
Sendai in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 197.6 mm.
Is September a good time to visit Sendai? check out the best time to travel to Sendai page.
✨ Is September a good time to visit Sendai? – Ask the AI Weatherman
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Sendai Weather September
Temperatures trend during September in Sendai
September weather in Sendai day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 27° /22° | 1.1 mm | 5 | |
| 2 Sept. |  Light rain | 30° /23° | 4.2 mm | 6 | |
| 3 Sept. | Light rain | 27° /22° | 4.9 mm | 5 | |
| 4 Sept. |  Partly cloudy | 25° /20° | 0.3 mm | 5 | |
| 5 Sept. | Light rain | 24° /20° | 6.2 mm | 5 | |
| 6 Sept. | Patchy rain possible | 26° /20° | 0.7 mm | 5 | |
| 7 Sept. |  Heavy rain | 27° /21° | 34 mm | 5 | |
| 8 Sept. |  Moderate rain | 24° /21° | 21.1 mm | 4 | |
| 9 Sept. | Moderate rain | 25° /21° | 12.4 mm | 4 | |
| 10 Sept. | Light rain | 24° /19° | 3.4 mm | 4 | |
| 11 Sept. | Light rain | 24° /20° | 4 mm | 5 | |
| 12 Sept. | Light rain shower | 26° /20° | 0.3 mm | 5 | |
| 13 Sept. | Light rain | 24° /20° | 2.9 mm | 5 | |
| 14 Sept. | Light rain | 26° /20° | 5.5 mm | 4 | |
| 15 Sept. | Moderate rain | 25° /20° | 9 mm | 5 | |
| 16 Sept. | Light rain | 23° /19° | 4.8 mm | 4 | |
| 17 Sept. | Patchy rain possible | 27° /19° | 0.2 mm | 5 | |
| 18 Sept. | Moderate rain | 24° /18° | 10 mm | 4 | |
| 19 Sept. | Patchy rain possible | 23° /19° | 2.1 mm | 4 | |
| 20 Sept. | Light rain | 25° /20° | 8.6 mm | 4 | |
| 21 Sept. | Heavy rain | 23° /17° | 31.3 mm | 4 | |
| 22 Sept. | Heavy rain | 22° /17° | 12.3 mm | 5 | |
| 23 Sept. | Light rain shower | 21° /16° | 0.7 mm | 5 | |
| 24 Sept. | Light rain | 22° /16° | 5.2 mm | 4 | |
| 25 Sept. | Light rain shower | 21° /15° | 1.9 mm | 3 | |
| 26 Sept. | Light rain | 24° /17° | 4.4 mm | 5 | |
| 27 Sept. | Light rain | 23° /18° | 2.9 mm | 5 | |
| 28 Sept. | Patchy rain possible | 23° /18° | 0.9 mm | 4 | |
| 29 Sept. | Light rain shower | 22° /17° | 1.8 mm | 4 | |
| 30 Sept. | Patchy rain possible | 20° /15° | 0.6 mm | 5 | |
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Sendai weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 28°/22° | 24°/19° | 19°/13° |
| Rainfall | 155 mm | 198 mm | 119 mm |
| Wind | 15.5 km/h | 14.8 km/h | 15.9 km/h |
| Humidity | 82% | 80% | 73% |
| Rainy days | 17 days | 16 days | 11 days |
| Dry days | 14 days | 14 days | 20 days |
Planning a trip to Sendai? Discover the best time to visit
Sendai in September - FAQ
What are the expected maximum and minimum temperatures in Sendai during September?
How much rainfall should be expected in Sendai during September?
What are the typical wind conditions in Sendai during September?
September rainfall patterns in Sendai
UV exposure in Sendai during September
What to pack to Sendai in September?
Mild · highs around 24 °C, frequent showers
As you prepare for your trip to Sendai 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 Sendai, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is Sendai?Get accurate weather forecasts for Sendai, located at latitude 38.267 and longitude 140.867. Stay updated with localized weather information tailored for Sendai.