Hønefoss - Høyby observation station
September 2021
Summary
Temperature
September 2021
The temperature varied from 4.4° to 26.7°
Name Value Highest (8 Sep.) Temperature26.7°Lowest (26 Sep.) Temperature4.4°Average Temperature12.9° Normal Temperature11.5° Deviance Temperature1.4° Precipitation
September 2021
The wettest day measured 11.5mm on 28 Sep.
Name Value Total Precipitation 29.6mmNormal Precipitation 65.0mmWettest day (28 Sep.) Precipitation 11.5mmDays with precipitation 5 Wind
September 2021
Strongest gust was 12.7m/s on 28 Sep.
Name Value Highest wind speed (3 Sep.) 6.1m/sStrongest gust (28 Sep.) 12.7m/s
| Date | Min. temp. | Max temp. | Average | Normal temp. | Precip. mm (measured at 07) | Snow depth cm | Wind speed m/s | Highest wind speed m/s |
|---|---|---|---|---|---|---|---|---|
| 1. | 9.0° | 23.7° | 16.2° | 14.0° | 0.0 | – | 1.5 | 5.0 |
| 2. | 8.1° | 25.6° | 17.0° | 13.9° | 0.0 | – | 2.2 | 5.3 |
| 3. | 8.1° | 21.3° | 13.3° | 13.8° | 0.0 | – | 2.5 | 6.1 |
| 4. | 8.7° | 16.1° | 11.8° | 13.6° | 0.0 | – | 1.8 | 3.2 |
| 5. | 7.4° | 20.5° | 13.4° | 13.4° | 0.1 | – | 1.3 | 2.6 |
| 6. | 7.1° | 20.9° | 13.2° | 13.3° | 0.0 | – | 1.3 | 2.7 |
| 7. | 9.0° | 23.2° | 15.8° | 13.1° | 0.0 | – | 1.4 | 2.8 |
| 8. | 10.2° | 26.7° | – | 13.0° | 0.0 | – | 1.7 | 2.9 |
| 9. | 10.4° | 25.8° | – | 12.8° | 0.1 | – | 1.2 | 2.1 |
| 10. | 12.6° | 21.8° | 16.9° | 12.6° | 0.0 | – | 1.4 | 2.8 |
| 11. | 13.6° | 19.0° | 15.5° | 12.4° | 0.0 | – | 0.9 | 1.3 |
| 12. | 14.8° | 18.1° | 15.6° | 12.3° | 2.7 | – | 2.4 | 5.1 |
| 13. | 6.7° | 18.2° | 12.2° | 12.1° | 0.0 | – | 1.7 | 4.3 |
| 14. | 5.7° | 19.2° | 11.9° | 11.9° | 0.0 | – | 1.3 | 2.2 |
| 15. | 6.4° | 18.3° | 12.4° | 11.7° | 0.0 | – | 1.8 | 3.0 |
| 16. | 10.0° | 15.3° | 10.9° | 11.5° | 4.6 | – | 2.1 | 3.3 |
| 17. | 9.1° | 12.5° | 10.2° | 11.3° | 0.9 | – | 2.4 | 3.6 |
| 18. | 8.0° | 11.9° | 10.0° | 11.1° | 0.0 | – | 1.0 | 2.0 |
| 19. | 8.5° | 11.8° | 9.9° | 10.9° | 0.0 | – | 1.0 | 2.3 |
| 20. | 6.9° | 11.1° | 8.9° | 10.7° | 0.0 | – | 1.7 | 2.9 |
| 21. | 8.0° | 16.1° | 11.4° | 10.5° | 0.7 | – | 1.4 | 2.7 |
| 22. | 6.6° | 19.4° | 13.7° | 10.3° | 0.0 | – | 2.0 | 3.4 |
| 23. | 9.5° | 16.1° | 12.2° | 10.1° | 1.0 | – | 2.5 | 4.8 |
| 24. | 5.0° | 13.4° | 9.1° | 9.9° | 0.2 | – | 1.7 | 3.4 |
| 25. | 7.6° | 18.4° | 12.4° | 9.7° | 0.8 | – | 1.8 | 3.5 |
| 26. | 4.4° | 16.8° | 10.8° | 9.5° | 0.0 | – | 1.6 | 3.4 |
| 27. | 10.2° | 14.9° | 12.4° | 9.2° | 0.0 | – | 2.4 | 5.6 |
| 28. | 11.9° | 18.1° | 13.1° | 9.0° | 11.5 | – | 2.3 | 4.8 |
| 29. | 5.1° | 12.5° | 9.6° | 8.8° | 0.0 | – | 1.8 | 3.3 |
| 30. | 10.0° | 12.7° | 10.5° | 8.6° | 7.0 | – | 2.1 | 3.5 |