Average temperature in September is 18.8 °C
Average daytime temperature is 21.2 °C
Average night temperature is 16.7 °C
Absolute maximum temperature: 22.1 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 19
Number of rainy days: 11
Number of snow days:
Precipitation sum: 4 mm
* Weather data for Lima Peru is based on climate observations for 2023 year
| September (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 21.7 | 21.7 | 22.1 | 21.7 | 21.7 | 21.8 | 21.2 | 21.1 | 20.7 | 21.7 | 21.2 | 21.2 | 20.5 | 20.2 | 19.8 | 20.8 | 21.5 | 21.1 | 21.9 | 21.3 | 21.8 | 21.7 | 21.8 | 20.3 | 21.2 | 21.1 | 20.8 | 20.9 | 21 | 21.3 |
| Apparent max temperature | 20.9 | 21.9 | 22 | 22.2 | 21.9 | 21.8 | 21.3 | 22.4 | 20.4 | 21.9 | 20.5 | 21.2 | 20 | 20.4 | 20.1 | 22.9 | 22.6 | 20.7 | 22.8 | 21.7 | 21.8 | 22.1 | 22 | 21.6 | 22.4 | 21.9 | 22.5 | 21.1 | 22.3 | 21.8 |
| Mean temperature | 19.6 | 18.8 | 19.1 | 19.3 | 19.1 | 19.1 | 18.7 | 18.6 | 18.6 | 18.5 | 18.6 | 18.5 | 18.5 | 18.4 | 18.1 | 19 | 19.2 | 18.6 | 18.8 | 18.7 | 18.7 | 18.4 | 18.4 | 18.7 | 19 | 18.8 | 18.7 | 18.8 | 18.7 | 19 |
| Apparent mean temperature | 17.8 | 15.6 | 15.6 | 16.3 | 16 | 16.9 | 15.9 | 15.7 | 16.4 | 15.2 | 15.7 | 16.3 | 16.5 | 16.3 | 17.3 | 18.1 | 16.9 | 15.7 | 17 | 16.4 | 15.8 | 15.3 | 14.9 | 17.2 | 16.7 | 17.5 | 16.9 | 17.2 | 17.3 | 18.2 |
| Minimum temperature | 18.3 | 16 | 16.7 | 17.3 | 17.3 | 17.4 | 17.1 | 16.3 | 16.7 | 15.8 | 16.2 | 16.4 | 15.6 | 16.6 | 16.4 | 16.8 | 16.9 | 16.6 | 17 | 16.8 | 16.9 | 15.9 | 15.1 | 17.2 | 16.6 | 17.2 | 16.7 | 16.9 | 17 | 17.6 |
| Apparent min temperature | 19.1 | 18 | 18 | 18.1 | 18.3 | 18.4 | 18.2 | 18.5 | 18.2 | 18 | 17.7 | 17.7 | 18.5 | 18.2 | 18.4 | 19.9 | 19.1 | 17.7 | 18.6 | 18.1 | 17.9 | 17.7 | 18.1 | 19.3 | 19.2 | 18.8 | 18.9 | 18.7 | 18.9 | 19.4 |
| September | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 |
| Sunshine duration (h) | 7.8 | 10.1 | 10.3 | 9.7 | 9 | 9.9 | 8.8 | 9.7 | 8.8 | 9.4 | 8.5 | 5.9 | 6.9 | 10.2 | 6.9 | 10.9 | 11 | 9.3 | 8.9 | 8.9 | 9.3 | 10.3 | 10.1 | 10.8 | 10.7 | 8.8 | 7.6 | 10.1 | 7.4 | 8.6 |
| Precipitation (mm) | 0.1 | 0 | 0 | 0.3 | 0 | 0 | 0.1 | 0 | 0.3 | 0 | 0.1 | 0.3 | 0.6 | 0.4 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 0 | 0 | 1.5 |
| Precipitation hours | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 3 | 0 | 1 | 3 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 4 |
| Wind speed (m/s) | 25.1 | 23.6 | 27.4 | 27.4 | 29.4 | 24.8 | 23.7 | 15.5 | 24.4 | 25.5 | 29.4 | 27.9 | 23.5 | 20.5 | 17.6 | 16.1 | 23.2 | 25.4 | 23.8 | 26.4 | 25.1 | 22.4 | 23.3 | 18.7 | 23.5 | 21.1 | 28 | 25.9 | 21.7 | 22.1 |
In September 2023, the highest daytime temperature in Lima was 22.1°C.
While the minimum temperature at night dropped to 15.1°C.
The average nighttime and daytime temperatures during September in Lima are 16.7°C and 21.2°C respectively.
The precipitation sum in September is about 4 mm.