Porsgrunn (Ås) observation station
12 December 2021
Summary
Temperature
12 December 2021
The temperature varied from -0.2° to 2.8°
Name Value Highest (13–14 hr.) Temperature2.8°Lowest (04–05 hr.) Temperature-0.2°Average Temperature0.8° Normal Temperature-0.5° Deviance Temperature1.3° Precipitation
12 December 2021
The wettest hour measured 0.7mm at 12–13 hr.
Name Value Total Precipitation 3.1mmWettest hour (12–13 hr.) Precipitation 0.7mmHighest humidity 99% Wind
12 December 2021
The strongest gust was measured at 3.5m/s (multiple hours)
Name Value Highest wind speed 2.2m/sStrongest gust 3.5m/s
Sunday 12 December
| Time | Weather | Min. temp. | Max temp. | Measured temp. | Precip. mm | Snow depth cm | Wind speed m/s | Strongest gust m/s | Humidity % |
|---|---|---|---|---|---|---|---|---|---|
| 01 | – | 0.0° | 0.3° | 0.1° | 0.0 | – | 1.3 | 2.0 | 99 % |
| 02 | – | -0.1° | 0.1° | 0.0° | 0.0 | – | 1.7 | 2.5 | 99 % |
| 03 | – | 0.0° | 0.3° | 0.2° | 0.0 | – | 0.7 | 2.6 | 99 % |
| 04 | – | 0.1° | 0.4° | 0.1° | 0.0 | – | 0.9 | 2.1 | 99 % |
| 05 | – | -0.2° | 0.1° | 0.1° | 0.0 | – | 0.8 | 1.4 | 99 % |
| 06 | – | 0.0° | 0.2° | 0.2° | 0.3 | – | 1.1 | 1.5 | 99 % |
| 07 | – | 0.1° | 0.2° | 0.2° | 0.2 | – | 0.7 | 1.5 | 99 % |
| 08 | – | 0.1° | 0.3° | 0.2° | 0.0 | – | 0.6 | 1.5 | 99 % |
| 09 | – | 0.2° | 0.3° | 0.3° | 0.1 | – | 0.6 | 1.3 | 99 % |
| 10 | – | 0.3° | 0.5° | 0.4° | 0.2 | – | 0.1 | 1.3 | 99 % |
| 11 | – | 0.4° | 1.1° | 1.0° | 0.2 | – | 1.0 | 1.4 | 99 % |
| 12 | – | 1.0° | 1.7° | 1.5° | 0.4 | – | 2.2 | 2.9 | 99 % |
| 13 | – | 1.5° | 2.0° | 2.0° | 0.7 | – | 0.6 | 2.9 | 99 % |
| 14 | – | 2.0° | 2.8° | 2.6° | 0.4 | – | 0.6 | 2.9 | 99 % |
| 15 | – | 1.4° | 2.6° | 1.4° | 0.2 | – | 2.0 | 2.5 | 99 % |
| 16 | – | 1.1° | 1.4° | 1.2° | 0.3 | – | 1.6 | 2.8 | 99 % |
| 17 | – | 1.2° | 1.3° | 1.2° | 0.1 | – | 1.4 | 3.0 | 99 % |
| 18 | – | 1.1° | 1.2° | 1.1° | 0.0 | – | 2.0 | 3.5 | 99 % |
| 19 | – | 0.9° | 1.1° | 1.0° | 0.0 | – | 2.2 | 3.3 | 99 % |
| 20 | – | 0.9° | 1.0° | 1.0° | 0.0 | – | 1.8 | 3.3 | 99 % |
| 21 | – | 0.9° | 1.0° | 0.9° | 0.0 | – | 1.1 | 2.9 | 99 % |
| 22 | – | 0.8° | 1.0° | 1.0° | 0.0 | – | 1.2 | 1.9 | 99 % |
| 23 | – | 0.9° | 1.0° | 1.0° | 0.0 | – | 1.5 | 3.5 | 99 % |
| 00 | – | 0.8° | 1.0° | 0.8° | 0.0 | – | 1.3 | 2.2 | 99 % |