Table 2.
Descriptive statistics for daily ambient temperature, other weather parameters, and air pollutants
| Environmental factor | Minimum | 25th Pct | Median | Mean | 75th Pct | Maximum |
|---|---|---|---|---|---|---|
| Temperature | -6.3 | 6.1 | 11.1 | 12.1 | 17.8 | 34.6 |
| Sunshine duration (hours) | 0.0 | 0.5 | 4.5 | 5.3 | 9.2 | 13.9 |
| Precipitation (sum of mm per hour) | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 5.9 |
| Relative humidity (%) | 15.0 | 56.3 | 68.8 | 67.3 | 80.3 | 99.5 |
| Pressure (hPa) | 927.0 | 953.0 | 957.5 | 957.1 | 961.5 | 977.6 |
| O3 (µg/m3) | 1.4 | 22.9 | 43.1 | 41.4 | 57.8 | 104.6 |
| PM10 (µg/m3) | 2.4 | 9.1 | 13.7 | 14.8 | 18.7 | 81.0 |
| NO2 (µg/m3) | 11.2 | 33.0 | 42.1 | 41.9 | 50.3 | 76.4 |
*Pct = Percentile