Click on a day for an hourly weather forecast
The weather in Saga in September is hot. The average temperatures are between 22°C and 26°C.
You can expect rain for roughly half of the month of September in Saga. 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 Saga in September 2025.
If you’re planning to visit Saga in the near future, we highly recommend that you review the 14 day weather forecast for Saga before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 5° | 7 | 20 | 4 | 55 mm | Awful | Saga in January |
| February | 10° / 6° | 7 | 19 | 3 | 75 mm | Awful | Saga in February |
| March | 13° / 9° | 6 | 25 | 0 | 79 mm | Ok | Saga in March |
| April | 17° / 12° | 6 | 24 | 0 | 83 mm | Good | Saga in April |
| May | 21° / 16° | 6 | 25 | 0 | 96 mm | Good | Saga in May |
| June | 24° / 20° | 9 | 21 | 0 | 200 mm | Good | Saga in June |
| July | 28° / 23° | 11 | 20 | 0 | 252 mm | Good | Saga in July |
| August | 30° / 25° | 9 | 22 | 0 | 188 mm | Ok | Saga in August |
| September | 26° / 22° | 8 | 22 | 0 | 128 mm | Good | Saga in September |
| October | 22° / 18° | 4 | 27 | 0 | 72 mm | Good | Saga in October |
| November | 17° / 13° | 5 | 25 | 0 | 76 mm | Good | Saga in November |
| December | 11° / 7° | 6 | 23 | 2 | 69 mm | Bad | Saga in December |