Click on a day for an hourly weather forecast
The temperatures in Lima in September are comfortable with low of 13°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Lima 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 Lima in September 2025.
If you’re planning to visit Lima in the near future, we highly recommend that you review the 14 day weather forecast for Lima before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -1° / -7° | 6 | 11 | 15 | 92 mm | Awful | Lima in January |
| February | 1° / -5° | 6 | 9 | 14 | 98 mm | Awful | Lima in February |
| March | 8° / 0° | 8 | 16 | 7 | 128 mm | Awful | Lima in March |
| April | 14° / 6° | 10 | 18 | 2 | 162 mm | Bad | Lima in April |
| May | 21° / 12° | 11 | 20 | 0 | 184 mm | Ok | Lima in May |
| June | 25° / 16° | 9 | 21 | 0 | 183 mm | Good | Lima in June |
| July | 27° / 18° | 8 | 23 | 0 | 144 mm | Good | Lima in July |
| August | 26° / 17° | 6 | 25 | 0 | 128 mm | Perfect | Lima in August |
| September | 23° / 13° | 6 | 24 | 0 | 108 mm | Perfect | Lima in September |
| October | 17° / 8° | 6 | 24 | 1 | 103 mm | Good | Lima in October |
| November | 9° / 2° | 5 | 20 | 4 | 96 mm | Bad | Lima in November |
| December | 3° / -2° | 6 | 15 | 10 | 91 mm | Awful | Lima in December |