Porsgrunn (Ås) observation station
May 2023
Summary
Temperature
May 2023
The temperature varied from -0.2° to 21.5°
Name Value Highest (31 May) Temperature21.5°Lowest (7 May) Temperature-0.2°Average Temperature11.0° Normal Temperature10.6° Deviance Temperature0.4° Precipitation
May 2023
The wettest day measured 9.7mm on 23 May
Name Value Total Precipitation 22.0mmNormal Precipitation 77.0mmWettest day (23 May) Precipitation 9.7mmDays with precipitation 4 Wind
May 2023
Strongest gust was 12.6m/s on 17 May
Name Value Highest wind speed (26 May) 6.6m/sStrongest gust (17 May) 12.6m/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. | 0.9° | 8.1° | 3.7° | 8.3° | 5.7 | – | 1.7 | 2.8 |
| 2. | 1.0° | 13.3° | 7.6° | 8.4° | 2.3 | – | 3.0 | 4.8 |
| 3. | 2.0° | 13.3° | 8.0° | 8.6° | 0.0 | – | 2.6 | 4.0 |
| 4. | 4.7° | 10.2° | 6.8° | 8.8° | 0.0 | – | 2.4 | 3.4 |
| 5. | 0.3° | 10.5° | 6.7° | 8.9° | 0.0 | – | 2.5 | 4.2 |
| 6. | 4.1° | 10.8° | 7.3° | 9.1° | 0.0 | – | 2.6 | 4.3 |
| 7. | -0.2° | 12.2° | 6.7° | 9.3° | 0.0 | – | 2.4 | 4.4 |
| 8. | 0.8° | 12.4° | 7.9° | 9.4° | 0.0 | – | 2.5 | 5.1 |
| 9. | 6.7° | 11.9° | 9.7° | 9.6° | 0.0 | – | 3.0 | 5.5 |
| 10. | 8.9° | 17.0° | 12.3° | 9.7° | 0.0 | – | 3.0 | 5.4 |
| 11. | 8.9° | 16.2° | 12.0° | 9.9° | 0.8 | – | 1.7 | 3.1 |
| 12. | 7.8° | 19.1° | 13.4° | 10.1° | 0.0 | – | 2.1 | 4.1 |
| 13. | 9.7° | 18.5° | 13.3° | 10.2° | 0.0 | – | 1.8 | 3.8 |
| 14. | 6.0° | 19.0° | 12.9° | 10.4° | 3.0 | – | 2.5 | 4.0 |
| 15. | 8.5° | 18.7° | 13.6° | 10.5° | 0.0 | – | 1.6 | 3.5 |
| 16. | 9.8° | 17.4° | 12.2° | 10.7° | 0.0 | – | 3.7 | 6.4 |
| 17. | 5.2° | 14.7° | 9.9° | 10.8° | 0.1 | – | 4.0 | 6.1 |
| 18. | 3.6° | 15.1° | 9.8° | 11.0° | 0.0 | – | 2.4 | 4.4 |
| 19. | 4.4° | 13.3° | 9.7° | 11.1° | 0.0 | – | 2.8 | 5.5 |
| 20. | 7.4° | 17.9° | 11.8° | 11.3° | 0.0 | – | 2.0 | 3.9 |
| 21. | 6.1° | 21.0° | 14.9° | 11.4° | 0.0 | – | 1.9 | 3.2 |
| 22. | 10.8° | 21.3° | 14.7° | 11.5° | 0.0 | – | 1.9 | 3.4 |
| 23. | 10.1° | 15.6° | 12.2° | 11.7° | 9.7 | – | 2.1 | 3.2 |
| 24. | 10.3° | 19.8° | 14.6° | 11.8° | 0.4 | – | 3.1 | 4.5 |
| 25. | 6.1° | 17.6° | 12.0° | 11.9° | 0.0 | – | 3.2 | 5.7 |
| 26. | 7.1° | 16.7° | 12.4° | 12.1° | 0.0 | – | 3.4 | 6.6 |
| 27. | 5.8° | 15.2° | 11.6° | 12.2° | 0.0 | – | 2.6 | 4.7 |
| 28. | 6.8° | 17.2° | 12.2° | 12.3° | 0.0 | – | 3.2 | 5.1 |
| 29. | 5.5° | 15.6° | 11.4° | 12.5° | 0.0 | – | 2.6 | 4.3 |
| 30. | 7.9° | 18.4° | 13.6° | 12.6° | 0.0 | – | 2.6 | 4.2 |
| 31. | 9.3° | 21.5° | 15.3° | 12.7° | 0.0 | – | 3.2 | 5.6 |