Porsgrunn (Ås) observation station
30 September 2021
Summary
Temperature
30 September 2021
The temperature varied from 8.7° to 12.2°
Name Value Highest (01–02 hr.) Temperature12.2°Lowest (00–01 hr.) Temperature8.7°Average Temperature10.8° Normal Temperature9.8° Deviance Temperature1.0° Precipitation
30 September 2021
The wettest hour measured 6.4mm at 22–23 hr.
Name Value Total Precipitation 28.2mmWettest hour (22–23 hr.) Precipitation 6.4mmHighest humidity 99% Wind
30 September 2021
Strongest gust was 10.7m/s at 02–03 hr.
Name Value Highest wind speed (01–02 hr.) 5.0m/sStrongest gust (02–03 hr.) 10.7m/s
Thursday 30 September
| Time | Weather | Min. temp. | Max temp. | Measured temp. | Precip. mm | Snow depth cm | Wind speed m/s | Strongest gust m/s | Humidity % |
|---|---|---|---|---|---|---|---|---|---|
| 02 | – | 11.8° | 12.2° | 11.8° | 3.6 | – | 5.0 | 9.8 | 98 % |
| 03 | – | 11.1° | 11.8° | 11.1° | 0.4 | – | 4.3 | 10.7 | 96 % |
| 04 | – | 10.7° | 11.1° | 10.8° | 1.6 | – | 3.5 | 7.9 | 99 % |
| 05 | – | 10.7° | 10.8° | 10.8° | 0.7 | – | 3.1 | 7.6 | 98 % |
| 06 | – | 10.5° | 10.8° | 10.6° | 1.5 | – | 3.6 | 7.4 | 97 % |
| 07 | – | 10.6° | 10.7° | 10.7° | 0.7 | – | 2.9 | 8.8 | 97 % |
| 08 | – | 10.7° | 10.8° | 10.8° | 0.7 | – | 3.2 | 6.0 | 98 % |
| 09 | – | 10.8° | 10.9° | 10.8° | 0.3 | – | 2.9 | 7.0 | 98 % |
| 10 | – | 10.8° | 11.0° | 11.0° | 1.0 | – | 2.9 | 6.0 | 98 % |
| 11 | – | 11.0° | 11.1° | 11.1° | 0.4 | – | 2.9 | 5.7 | 98 % |
| 12 | – | 11.1° | 11.4° | 11.3° | 0.7 | – | 2.1 | 6.1 | 98 % |
| 13 | – | 11.2° | 11.4° | 11.4° | 1.5 | – | 2.8 | 5.2 | 97 % |
| 14 | – | 11.4° | 11.6° | 11.6° | 0.4 | – | 2.9 | 6.2 | 97 % |
| 15 | – | 11.6° | 11.7° | 11.6° | 0.1 | – | 2.1 | 4.5 | 97 % |
| 16 | – | 11.6° | 11.8° | 11.8° | 0.5 | – | 1.7 | 5.2 | 97 % |
| 17 | – | 11.7° | 11.9° | 11.8° | 0.0 | – | 1.4 | 4.0 | 96 % |
| 18 | – | 11.5° | 12.1° | 11.5° | 0.0 | – | 1.7 | 4.7 | 95 % |
| 19 | – | 10.2° | 11.5° | 10.2° | 1.4 | – | 2.2 | 5.2 | 92 % |
| 20 | – | 8.8° | 10.2° | 8.9° | 0.0 | – | 1.3 | 3.1 | 98 % |
| 21 | – | 8.9° | 10.0° | 9.9° | 0.1 | – | 1.6 | 2.7 | 98 % |
| 22 | – | 9.9° | 10.2° | 10.2° | 5.5 | – | 1.6 | 3.2 | 99 % |
| 23 | – | 9.8° | 10.2° | 9.8° | 6.4 | – | 1.0 | 2.8 | 99 % |
| 00 | – | 9.5° | 9.9° | 9.5° | 0.7 | – | 0.9 | 1.6 | 99 % |
| 01 | – | 8.7° | 9.5° | 9.1° | 0.0 | – | 1.1 | 1.9 | 99 % |