Average temperature in September is 15 °C
Average daytime temperature is 15.9 °C
Average night temperature is 13.9 °C
Absolute maximum temperature: 17.8 °C
Absolute minimum temperature: 11.1 °C
Number of sunny days: 8
Number of rainy days: 22
Number of snow days:
Precipitation sum: 167 mm
* Weather data for Utsira Norway 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 | 15.6 | 15.3 | 16.8 | 16.5 | 16.1 | 16.8 | 17.6 | 17.8 | 17.1 | 16.6 | 17.1 | 14.7 | 13.5 | 15.9 | 15.9 | 14.1 | 15.6 | 17.2 | 14.4 | 16.7 | 16.2 | 15.2 | 13.5 | 16.1 | 16.4 | 16.2 | 15.9 | 16.5 | 15.1 | 14.3 |
| Apparent max temperature | 14.4 | 12.4 | 16.6 | 16.2 | 15.5 | 15.9 | 15 | 15.7 | 16.3 | 17.8 | 15.4 | 13.2 | 10.1 | 12.2 | 12.5 | 11.3 | 14.5 | 13.3 | 10.6 | 11.6 | 11.8 | 11.6 | 10.9 | 10.8 | 11.9 | 12 | 13.8 | 11.1 | 10.6 | 9.1 |
| Mean temperature | 14.9 | 14.4 | 15.9 | 16.1 | 15.4 | 14.9 | 17.1 | 17.2 | 16.6 | 16.2 | 16.2 | 13.9 | 12.6 | 14.1 | 14.7 | 13.7 | 13.8 | 16.1 | 13.3 | 15.4 | 15.3 | 14.6 | 12.8 | 14.4 | 15.6 | 15.5 | 14.9 | 15.5 | 14.5 | 13.2 |
| Apparent mean temperature | 9.2 | 9 | 10.8 | 12.7 | 10.8 | 11 | 13.3 | 13.9 | 12.4 | 13.9 | 12 | 7.3 | 5.9 | 6.6 | 10.7 | 9.5 | 9.3 | 7.6 | 7.8 | 7.6 | 10 | 9.3 | 6.9 | 7.5 | 7.1 | 8.1 | 9.6 | 8.3 | 6.2 | 5.1 |
| Minimum temperature | 14.3 | 13.7 | 14.7 | 15.8 | 14.6 | 11.8 | 16.7 | 16.5 | 15.8 | 15.8 | 14.9 | 13 | 12 | 12.4 | 13.4 | 13.1 | 11.1 | 14.6 | 12.3 | 13.2 | 14.9 | 13.2 | 11.9 | 12.5 | 15.2 | 15 | 14.4 | 14.7 | 13.6 | 12.7 |
| Apparent min temperature | 11.1 | 10.1 | 13.5 | 14.5 | 13.3 | 13.4 | 14.2 | 14.8 | 14.2 | 15.7 | 13.3 | 9.7 | 7.4 | 9.9 | 11.8 | 10.4 | 11.3 | 10.8 | 9.2 | 10.2 | 10.8 | 10.7 | 8.5 | 9.1 | 9.7 | 10.4 | 11.7 | 9.7 | 9.3 | 7.4 |
| 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) | 14.1 | 14 | 13.9 | 13.9 | 13.8 | 13.7 | 13.6 | 13.5 | 13.4 | 13.3 | 13.2 | 13.2 | 13.1 | 13 | 12.9 | 12.8 | 12.7 | 12.6 | 12.6 | 12.5 | 12.4 | 12.3 | 12.2 | 12.1 | 12 | 11.9 | 11.8 | 11.8 | 11.7 | 11.6 |
| Sunshine duration (h) | 12.7 | 5.7 | 2 | 11 | 11 | 11.9 | 11.5 | 10.3 | 10.3 | 5.1 | 0 | 11.3 | 11.2 | 3.4 | 0 | 3.9 | 11 | 0 | 9 | 0 | 7 | 10.9 | 9.8 | 1.9 | 9.9 | 7.6 | 9 | 6.2 | 7.7 | 10.1 |
| Precipitation (mm) | 0 | 0 | 8.1 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0.3 | 17.6 | 0.9 | 0.4 | 4.6 | 3.9 | 1.5 | 0 | 23.8 | 11 | 25.6 | 3.2 | 4 | 16.7 | 3.2 | 12.6 | 5.5 | 4.1 | 11.7 | 4.6 | 3.1 |
| Precipitation hours | 0 | 0 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 19 | 8 | 4 | 11 | 11 | 5 | 0 | 22 | 18 | 22 | 12 | 14 | 16 | 11 | 9 | 7 | 6 | 10 | 12 | 15 |
| Wind speed (m/s) | 38.7 | 33.8 | 33.5 | 31.8 | 27.5 | 23.4 | 35.7 | 34.4 | 39.3 | 31.3 | 48.2 | 38.8 | 35.3 | 52.5 | 32.9 | 31 | 29.2 | 56.5 | 36.9 | 54.4 | 44.5 | 32.8 | 34.6 | 57.6 | 66.6 | 59.3 | 42.9 | 59.4 | 51.5 | 56.1 |
In September 2023, the highest daytime temperature in Utsira was 17.8°C.
While the minimum temperature at night dropped to 11.1°C.
The average nighttime and daytime temperatures during September in Utsira are 13.9°C and 15.9°C respectively.
The precipitation sum in September is about 167 mm.