Average temperature in September is 3.3 °C
Average daytime temperature is 5.3 °C
Average night temperature is 1.7 °C
Absolute maximum temperature: 10.3 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 5
Number of rainy days: 21
Number of snow days: 4
Precipitation sum: 48 mm
* Weather data for Stanley Falkland Islands 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 | 9 | 5.8 | 4.2 | 4.7 | 1.8 | 3.5 | 3.9 | 5.1 | 4.1 | 3.5 | 4.1 | 5.2 | 6.9 | 6.9 | 4.3 | 2.8 | 0.3 | 2.6 | 4.8 | 6.1 | 3.6 | 6 | 6 | 4.9 | 7.1 | 10 | 10.3 | 7.1 | 7.7 | 6.5 |
| Apparent max temperature | 4.9 | 1.1 | -0.2 | -1.5 | -4.7 | -1 | -3 | -1.3 | -2.2 | -0.5 | -0.6 | 2.2 | 1.2 | 0.6 | -1.4 | -4.8 | -6.2 | -1.7 | -3.2 | -1.7 | -3.9 | -1.5 | -1.9 | 0.7 | 2.7 | 4 | 6.5 | 1.2 | 1.3 | -1.9 |
| Mean temperature | 6.5 | 4.2 | 2.6 | 2.1 | 1 | 1.5 | 2.8 | 4.5 | 3.5 | 2.8 | 3.1 | 4.1 | 4.3 | 5.3 | 2.8 | 1.8 | -0.8 | 0.4 | 1.5 | 3.4 | 2.3 | 2.6 | 4.2 | 3.8 | 5.3 | 5.3 | 5.6 | 4.3 | 4.2 | 4.6 |
| Apparent mean temperature | -2.7 | -4.1 | -4.8 | -5.5 | -7.2 | -5.1 | -5.2 | -4.5 | -4.7 | -2.4 | -2.7 | -0.1 | -2.9 | -3.2 | -4.8 | -9 | -12.4 | -6.7 | -6.6 | -5.6 | -8.3 | -7.7 | -5.5 | -6.3 | -0.8 | -3 | -3.3 | -3.6 | -3.2 | -4.6 |
| Minimum temperature | 4.7 | 2.6 | 1.6 | 0.1 | 0 | 0.1 | 1.7 | 3.5 | 2.8 | 1.9 | 1.8 | 3.1 | 2 | 3.5 | 0.2 | 0.2 | -2.4 | -1.2 | -0.6 | 1.5 | 0.4 | 0.3 | 3.1 | 2.7 | 3.9 | 1.5 | 2.9 | 2.6 | 1.1 | 3 |
| Apparent min temperature | 0.2 | -2.2 | -2.9 | -4 | -5.8 | -3.5 | -4.2 | -2.5 | -3.3 | -1.5 | -1.6 | 1 | -0.1 | -1.6 | -3.8 | -6.2 | -10.1 | -4.9 | -5.1 | -3.5 | -6 | -4.7 | -3.3 | -3.7 | 0.8 | 0.5 | 0.1 | -1.8 | -1.2 | -3.4 |
| 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) | 10.8 | 10.8 | 10.9 | 11 | 11 | 11.1 | 11.2 | 11.2 | 11.3 | 11.3 | 11.4 | 11.5 | 11.5 | 11.6 | 11.7 | 11.7 | 11.8 | 11.9 | 11.9 | 12 | 12.1 | 12.1 | 12.2 | 12.3 | 12.3 | 12.4 | 12.5 | 12.5 | 12.6 | 12.7 |
| Sunshine duration (h) | 9.7 | 9.7 | 9 | 9.8 | 4.2 | 7.4 | 0.5 | 0 | 0 | 2.8 | 0 | 4.2 | 4.2 | 2 | 4.4 | 1.8 | 7.6 | 6.6 | 10.6 | 7 | 7.3 | 7 | 5.9 | 4.9 | 10.1 | 11.3 | 4.3 | 10.8 | 11.5 | 11.2 |
| Precipitation (mm) | 0.7 | 2.5 | 0.5 | 0.5 | 0.4 | 0 | 3.6 | 11.1 | 3.4 | 0.4 | 1.2 | 1 | 0 | 3.2 | 0.5 | 2.1 | 3.4 | 0.3 | 0.2 | 0 | 4.5 | 0.3 | 1.8 | 0.7 | 0.3 | 0.1 | 2.8 | 2.4 | 0 | 0 |
| Precipitation hours | 5 | 11 | 5 | 3 | 2 | 0 | 7 | 24 | 19 | 3 | 10 | 8 | 0 | 9 | 5 | 10 | 20 | 1 | 2 | 0 | 13 | 3 | 7 | 6 | 3 | 1 | 7 | 5 | 0 | 0 |
| Wind speed (m/s) | 43.2 | 39.1 | 31.3 | 34.2 | 35.9 | 23.3 | 45.9 | 42.1 | 44.8 | 19.3 | 32 | 15.2 | 37.5 | 49.1 | 43.3 | 47.6 | 53.2 | 25.7 | 39.2 | 40.7 | 47.7 | 38.5 | 47.4 | 48.4 | 30.8 | 33.9 | 34 | 31.9 | 38.9 | 48.2 |
In September 2023, the highest daytime temperature in Stanley was 10.3°C.
While the minimum temperature at night dropped to -2.4°C.
The average nighttime and daytime temperatures during September in Stanley are 1.7°C and 5.3°C respectively.
The precipitation sum in September is about 48 mm.