Click on a day for an hourly weather forecast
The weather in Ishikawa in September is very hot. The average temperatures are between 23°C and 27°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Ishikawa. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Ishikawa in September 2025.
If you’re planning to visit Ishikawa in the near future, we highly recommend that you review the 14 day weather forecast for Ishikawa before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 5° | 4 | 25 | 2 | 86 mm | Bad | Ishikawa in January |
| February | 11° / 5° | 6 | 20 | 3 | 118 mm | Bad | Ishikawa in February |
| March | 14° / 8° | 8 | 23 | 0 | 163 mm | Ok | Ishikawa in March |
| April | 18° / 12° | 7 | 23 | 0 | 165 mm | Ok | Ishikawa in April |
| May | 22° / 17° | 7 | 24 | 0 | 156 mm | Ok | Ishikawa in May |
| June | 25° / 20° | 7 | 23 | 0 | 217 mm | Good | Ishikawa in June |
| July | 29° / 24° | 7 | 24 | 0 | 166 mm | Ok | Ishikawa in July |
| August | 31° / 26° | 5 | 26 | 0 | 156 mm | Good | Ishikawa in August |
| September | 27° / 23° | 8 | 22 | 0 | 244 mm | Good | Ishikawa in September |
| October | 22° / 18° | 7 | 24 | 0 | 271 mm | Ok | Ishikawa in October |
| November | 18° / 13° | 5 | 25 | 0 | 119 mm | Good | Ishikawa in November |
| December | 13° / 8° | 4 | 26 | 0 | 88 mm | Ok | Ishikawa in December |