Click on a day for an hourly weather forecast
The temperatures in Asuncion in September are comfortable with low of 17°C and and high up to 29°C.
You can expect about 3 to 8 days of rain in Asuncion during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Asuncion in September 2025.
If you’re planning to visit Asuncion in the near future, we highly recommend that you review the 14 day weather forecast for Asuncion before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | 36° / 23° | 10 | 21 | 0 | 204 mm | Bad | Asuncion in January |
February | 35° / 23° | 9 | 20 | 0 | 153 mm | Bad | Asuncion in February |
March | 33° / 21° | 8 | 23 | 0 | 160 mm | Ok | Asuncion in March |
April | 30° / 19° | 6 | 24 | 0 | 157 mm | Good | Asuncion in April |
May | 25° / 15° | 7 | 24 | 0 | 175 mm | Good | Asuncion in May |
June | 22° / 14° | 5 | 25 | 0 | 117 mm | Good | Asuncion in June |
July | 22° / 13° | 5 | 26 | 0 | 92 mm | Good | Asuncion in July |
August | 26° / 15° | 2 | 29 | 0 | 46 mm | Perfect | Asuncion in August |
September | 29° / 17° | 4 | 26 | 0 | 87 mm | Good | Asuncion in September |
October | 31° / 19° | 9 | 22 | 0 | 217 mm | Ok | Asuncion in October |
November | 33° / 20° | 9 | 21 | 0 | 207 mm | Ok | Asuncion in November |
December | 35° / 22° | 9 | 22 | 0 | 210 mm | Bad | Asuncion in December |