Ichihara in September
6.5out of 10
Possible, with caveats
Warm and comfortable: highs around 25°C. Very wet: about 15 rainy days.
25°CAvg high
22°CAvg low
15Rainy days (213 mm)
12:13 hDaylight
05:28Sunrise · 17:40 Sunset
Why this score
- Warm and comfortable: highs around 25°C
- Very wet: about 15 rainy days
What to wear and pack
- T-shirts and light layers
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±3.9 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 8°C | 4°C | 88 mm | 8 | – | – | 5.8 |
| February | 9°C | 4°C | 87 mm | 9 | – | – | 5.7 |
| March | 12°C | 7°C | 146 mm | 13 | – | – | 5.4 |
| April | 16°C | 11°C | 138 mm | 12 | – | – | 6.3 |
| May | 20°C | 16°C | 150 mm | 12 | – | – | 6.9 |
| June | 23°C | 19°C | 190 mm | 15 | – | – | 6.6 |
| July | 27°C | 23°C | 152 mm | 12 | – | – | 7.1 |
| August | 28°C | 24°C | 120 mm | 11 | – | – | 7.4 |
| September | 25°C | 22°C | 213 mm | 15 | – | – | 6.5 |
| October | 21°C | 16°C | 246 mm | 14 | – | – | 6.2 |
| November | 16°C | 11°C | 125 mm | 12 | – | – | 6.3 |
| December | 11°C | 6°C | 78 mm | 9 | – | – | 6.2 |
Frequently asked questions
How hot is Ichihara in September?
Daytime highs average 25°C and nights about 22°C.
When is the best time to visit Ichihara?
The best months are August, July, May.