Average temperature in September is 12.7 °C
Average daytime temperature is 15 °C
Average night temperature is 10.5 °C
Absolute maximum temperature: 22.6 °C
Absolute minimum temperature: 6.6 °C
Number of sunny days: 4
Number of rainy days: 26
Number of snow days:
Precipitation sum: 194 mm
* Weather data for Hopen 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 | 13.6 | 14.3 | 15.3 | 15 | 12.8 | 14.7 | 18.1 | 22.6 | 20.6 | 15.1 | 15.6 | 13.2 | 10.8 | 12.8 | 16.6 | 12 | 12 | 17.1 | 15.7 | 13.4 | 13.4 | 14.3 | 14.2 | 12.5 | 18.3 | 18.4 | 14.5 | 16.4 | 15.1 | 12.8 |
| Apparent max temperature | 12 | 12.4 | 12 | 13 | 10.1 | 13.8 | 18.2 | 22.8 | 22.2 | 12.9 | 15.9 | 9.6 | 8.3 | 11.1 | 14.4 | 9 | 10.1 | 15.3 | 16.1 | 12.4 | 14 | 14.2 | 14 | 11.1 | 15.5 | 17.5 | 12 | 14.1 | 14.4 | 10.3 |
| Mean temperature | 12.5 | 12.8 | 13.1 | 13.6 | 12.1 | 12.6 | 14.4 | 15.8 | 16.9 | 13.4 | 13.3 | 12 | 9.5 | 10.5 | 13.2 | 10.9 | 10 | 13 | 12.4 | 11.7 | 12.3 | 12.2 | 11.3 | 11.2 | 14.6 | 14.9 | 12.9 | 13.7 | 13.2 | 11.5 |
| Apparent mean temperature | 9.9 | 9.4 | 9 | 7.9 | 7.5 | 8.4 | 7.9 | 11.6 | 12.1 | 11.1 | 9.5 | 2.4 | 3.3 | 4.4 | 5.2 | 6 | 6.2 | 6.4 | 4.7 | 3.7 | 9.6 | 9.3 | 4.1 | 4.1 | 9.1 | 9.6 | 8.4 | 8.5 | 10.2 | 7.2 |
| Minimum temperature | 11.2 | 11.4 | 11.3 | 12 | 10.7 | 9.8 | 9.5 | 12.3 | 15 | 12.3 | 11.7 | 9.2 | 7.5 | 6.6 | 10.6 | 8.9 | 8.2 | 8.3 | 10.5 | 9.5 | 10.7 | 10.9 | 9.4 | 10.2 | 11.2 | 11.9 | 11.6 | 10.9 | 11.1 | 10.2 |
| Apparent min temperature | 11 | 10.7 | 10.2 | 9.9 | 8.3 | 10.9 | 13.5 | 15.2 | 16.7 | 11.8 | 11.8 | 7.6 | 6.3 | 8.1 | 10.3 | 7.6 | 8 | 11.1 | 8.8 | 8 | 11.6 | 11.3 | 9.1 | 6.6 | 11.6 | 12.8 | 10.3 | 11 | 12 | 9 |
| 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) | 14.5 | 14.4 | 14.3 | 14.2 | 14.1 | 14 | 13.9 | 13.8 | 13.7 | 13.6 | 13.5 | 13.4 | 13.3 | 13.2 | 13.1 | 13 | 12.9 | 12.7 | 12.6 | 12.5 | 12.4 | 12.3 | 12.2 | 12.1 | 12 | 11.9 | 11.8 | 11.7 | 11.6 | 11.5 |
| Sunshine duration (h) | 12.9 | 12 | 0 | 0.9 | 8.6 | 11.7 | 2.5 | 7.1 | 10 | 8 | 0 | 9 | 11.1 | 8.4 | 11 | 8.4 | 11.1 | 7.9 | 2.6 | 5.5 | 0 | 4.6 | 7.5 | 10 | 6.5 | 10.4 | 3.2 | 3 | 3 | 8 |
| Precipitation (mm) | 0.9 | 2.5 | 19.5 | 27.6 | 3.9 | 0 | 0 | 2.1 | 2 | 7 | 11.1 | 6.5 | 5.3 | 0 | 6.1 | 1.8 | 0 | 2.1 | 11.7 | 10.3 | 16.7 | 15.5 | 12.8 | 3 | 4.4 | 0.4 | 4.5 | 1.8 | 5.2 | 8.9 |
| Precipitation hours | 4 | 8 | 15 | 14 | 10 | 0 | 0 | 2 | 3 | 12 | 17 | 11 | 11 | 0 | 4 | 11 | 0 | 4 | 16 | 13 | 17 | 10 | 14 | 13 | 8 | 2 | 9 | 10 | 12 | 13 |
| Wind speed (m/s) | 13 | 17.1 | 32.9 | 53.7 | 31.4 | 17.3 | 15.2 | 20.9 | 35.9 | 29.7 | 39.7 | 40.7 | 35.4 | 15.8 | 43.1 | 40.5 | 7.2 | 19.9 | 40.6 | 41.1 | 16.9 | 15.3 | 39.5 | 39.9 | 31.2 | 30.8 | 31.1 | 34.5 | 25.7 | 30 |
In September 2023, the highest daytime temperature in Hopen was 22.6°C.
While the minimum temperature at night dropped to 6.6°C.
The average nighttime and daytime temperatures during September in Hopen are 10.5°C and 15°C respectively.
The precipitation sum in September is about 194 mm.