Click on a day for an hourly weather forecast
The temperatures in San Lorenzo in September are comfortable with low of 15°C and and high up to 28°C.
You can expect up to 3 rainy days in San Lorenzo during the month of September.
Our weather forecast can give you a great sense of what weather to expect in San Lorenzo in September 2025.
If you’re planning to visit San Lorenzo in the near future, we highly recommend that you review the 14 day weather forecast for San Lorenzo before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | 16° / 7° | 4 | 27 | 0 | 45 mm | Good | San Lorenzo in January |
February | 17° / 7° | 4 | 25 | 0 | 46 mm | Good | San Lorenzo in February |
March | 18° / 8° | 4 | 27 | 0 | 47 mm | Good | San Lorenzo in March |
April | 20° / 9° | 2 | 28 | 0 | 19 mm | Good | San Lorenzo in April |
May | 22° / 10° | 1 | 30 | 0 | 10 mm | Good | San Lorenzo in May |
June | 25° / 13° | 0 | 30 | 0 | 4 mm | Perfect | San Lorenzo in June |
July | 27° / 14° | 0 | 31 | 0 | 2 mm | Perfect | San Lorenzo in July |
August | 27° / 15° | 0 | 31 | 0 | 2 mm | Perfect | San Lorenzo in August |
September | 28° / 15° | 0 | 30 | 0 | 4 mm | Perfect | San Lorenzo in September |
October | 24° / 14° | 1 | 30 | 0 | 19 mm | Perfect | San Lorenzo in October |
November | 19° / 10° | 2 | 28 | 0 | 28 mm | Good | San Lorenzo in November |
December | 15° / 7° | 4 | 27 | 0 | 42 mm | Good | San Lorenzo in December |