Porsgrunn (Ås) observation station
16 September 2021
Summary
Temperature
16 September 2021
The temperature varied from 9.3° to 13.1°
Name Value Highest (01–02 hr.) Temperature13.1°Lowest (22–23 hr.) Temperature9.3°Average Temperature10.9° Normal Temperature12.2° Deviance Temperature-1.3° Precipitation
16 September 2021
The wettest hour measured 0.8mm at 02–03 hr.
Name Value Total Precipitation 2.7mmWettest hour (02–03 hr.) Precipitation 0.8mmHighest humidity 96% Wind
16 September 2021
Strongest gust was 8.5m/s at 14–15 hr.
Name Value Highest wind speed 3.7m/sStrongest gust (14–15 hr.) 8.5m/s
Thursday 16 September
| Time | Weather | Min. temp. | Max temp. | Measured temp. | Precip. mm | Snow depth cm | Wind speed m/s | Strongest gust m/s | Humidity % |
|---|---|---|---|---|---|---|---|---|---|
| 02 | – | 12.9° | 13.1° | 13.0° | 0.0 | – | 3.3 | 6.6 | 96 % |
| 03 | – | 12.7° | 13.0° | 12.7° | 0.8 | – | 3.7 | 7.3 | 96 % |
| 04 | – | 11.3° | 12.7° | 11.3° | 0.4 | – | 2.6 | 7.0 | 93 % |
| 05 | – | 11.2° | 11.4° | 11.3° | 0.1 | – | 2.5 | 6.7 | 94 % |
| 06 | – | 11.3° | 11.4° | 11.3° | 0.0 | – | 2.5 | 5.5 | 95 % |
| 07 | – | 11.2° | 11.3° | 11.2° | 0.1 | – | 2.1 | 6.8 | 95 % |
| 08 | – | 11.2° | 11.4° | 11.4° | 0.5 | – | 2.1 | 5.3 | 96 % |
| 09 | – | 11.4° | 11.5° | 11.4° | 0.2 | – | 2.4 | 5.7 | 95 % |
| 10 | – | 11.3° | 11.5° | 11.3° | 0.3 | – | 2.9 | 7.6 | 93 % |
| 11 | – | 10.9° | 11.3° | 10.9° | 0.3 | – | 2.9 | 7.1 | 92 % |
| 12 | – | 10.8° | 10.9° | 10.8° | 0.0 | – | 2.7 | 7.5 | 90 % |
| 13 | – | 10.6° | 11.0° | 10.7° | 0.0 | – | 2.8 | 7.2 | 87 % |
| 14 | – | 10.6° | 10.9° | 10.9° | 0.0 | – | 2.9 | 7.8 | 82 % |
| 15 | – | 10.9° | 11.4° | 11.4° | 0.0 | – | 3.1 | 8.5 | 76 % |
| 16 | – | 11.2° | 11.7° | 11.2° | 0.0 | – | 2.7 | 7.7 | 73 % |
| 17 | – | 11.0° | 11.2° | 11.1° | 0.0 | – | 2.2 | 6.3 | 77 % |
| 18 | – | 10.8° | 11.1° | 10.8° | 0.0 | – | 2.4 | 5.7 | 76 % |
| 19 | – | 10.7° | 10.9° | 10.7° | 0.0 | – | 1.9 | 7.3 | 78 % |
| 20 | – | 10.3° | 10.7° | 10.3° | 0.0 | – | 2.6 | 5.0 | 81 % |
| 21 | – | 10.0° | 10.4° | 10.0° | 0.0 | – | 2.1 | 5.2 | 82 % |
| 22 | – | 9.4° | 10.0° | 9.4° | 0.0 | – | 2.5 | 6.2 | 82 % |
| 23 | – | 9.3° | 9.7° | 9.7° | 0.0 | – | 3.1 | 6.1 | 79 % |
| 00 | – | 9.7° | 9.8° | 9.8° | 0.0 | – | 2.7 | 6.6 | 79 % |
| 01 | – | 9.8° | 10.0° | 10.0° | 0.0 | – | 3.7 | 7.1 | 80 % |