Average temperature in September is 29.5 °C
Average daytime temperature is 31.6 °C
Average night temperature is 27.4 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: 26.2 °C
Number of sunny days: 4
Number of rainy days: 26
Number of snow days:
Precipitation sum: 50 mm
* Weather data for Newcastle Saint Kitts and Nevis 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 | 31.2 | 31.7 | 32 | 32.2 | 31.9 | 31.1 | 31.4 | 31.8 | 32 | 31 | 32.9 | 32.4 | 32.1 | 32.4 | 32 | 31 | 31.5 | 32.1 | 31.5 | 32.1 | 30 | 31 | 31.6 | 31.4 | 31.4 | 31.6 | 31 | 31.7 | 31.1 | 31.1 |
| Apparent max temperature | 35.8 | 36.3 | 35.6 | 36.1 | 34.8 | 35.9 | 35.8 | 36.6 | 39.4 | 35.2 | 36 | 35.7 | 36.6 | 37.2 | 36.8 | 36.4 | 36.4 | 37.4 | 36.3 | 36 | 33.8 | 35.1 | 35.3 | 36.1 | 35.6 | 35.5 | 35.6 | 36.6 | 38.2 | 35.8 |
| Mean temperature | 29.2 | 29.7 | 29.9 | 29.9 | 29.6 | 29 | 28.9 | 29.5 | 29.3 | 29.3 | 30.5 | 30 | 29.9 | 30.1 | 30.1 | 29.1 | 29.4 | 29.8 | 29.6 | 29.8 | 28.1 | 29.3 | 28.9 | 28.9 | 29.4 | 29 | 28.9 | 29.6 | 29.2 | 29.6 |
| Apparent mean temperature | 31 | 29.9 | 31.4 | 31.3 | 30.3 | 30.2 | 29.9 | 29.9 | 32.4 | 31.7 | 30.8 | 31.3 | 31.5 | 32.2 | 32.1 | 29.4 | 31.1 | 32 | 31.5 | 29.1 | 28.9 | 30 | 28.6 | 29.4 | 29.4 | 29.2 | 29.7 | 30.7 | 31.3 | 31.7 |
| Minimum temperature | 27.7 | 26.9 | 28.1 | 28 | 27.8 | 27.3 | 26.8 | 26.5 | 27.3 | 28.1 | 28.7 | 27.4 | 28.2 | 27.8 | 28.4 | 27 | 27.2 | 27.8 | 27.5 | 26.9 | 26.9 | 28 | 26.3 | 26.5 | 26.2 | 27.1 | 27.2 | 27.1 | 27.4 | 28.3 |
| Apparent min temperature | 32.7 | 32.9 | 33 | 33.1 | 32.1 | 32.1 | 32.3 | 32.7 | 34.5 | 33 | 32.8 | 33.2 | 33.5 | 34.2 | 33.9 | 32.8 | 33.2 | 33.8 | 33.4 | 32.8 | 31.2 | 31.9 | 32.1 | 32.5 | 32.3 | 32.1 | 32.2 | 33.5 | 34.3 | 33.2 |
| 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) | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 12 |
| Sunshine duration (h) | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.4 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.6 | 11.2 | 10.3 | 11.4 | 11.5 | 11.5 | 11.5 | 10.4 | 11.3 | 11.4 | 10.7 | 11.4 | 11.3 | 9.9 | 11.3 | 11.2 | 11.3 |
| Precipitation (mm) | 1.8 | 0.4 | 0.7 | 0 | 1.3 | 4.2 | 0.9 | 1.9 | 0.7 | 0.9 | 0 | 1.7 | 0 | 0 | 0.1 | 2.5 | 1.6 | 0.1 | 1.4 | 0.5 | 5.7 | 1.3 | 4 | 1.8 | 3.9 | 3.6 | 3.1 | 0.7 | 0.9 | 3.9 |
| Precipitation hours | 8 | 4 | 4 | 0 | 6 | 13 | 8 | 7 | 7 | 4 | 0 | 10 | 0 | 0 | 1 | 11 | 11 | 1 | 8 | 5 | 11 | 7 | 13 | 9 | 4 | 5 | 13 | 7 | 8 | 11 |
| Wind speed (m/s) | 21.7 | 22.9 | 23 | 20.9 | 23.5 | 21.4 | 22.9 | 23.2 | 16.9 | 26.2 | 27.7 | 24.5 | 19.3 | 17.6 | 18.6 | 20.1 | 18.6 | 15.5 | 16.3 | 26.8 | 25.2 | 23 | 22.9 | 21.8 | 25.7 | 26.6 | 27.7 | 19.1 | 17.6 | 24.7 |
In September 2023, the highest daytime temperature in Newcastle was 32.9°C.
While the minimum temperature at night dropped to 26.2°C.
The average nighttime and daytime temperatures during September in Newcastle are 27.4°C and 31.6°C respectively.
The precipitation sum in September is about 50 mm.