Table 2.
Meteorological seasons for the study site near Potsdam, Germany
| Season | Months | Daylight hours | Change in daylength | *Mean T (C°) | *T (min-max) (C°) |
|---|---|---|---|---|---|
| Winter |
Dec-Feb |
7.5 - 10.8 |
Stable |
4.3 |
−7.5 - 6.5 |
| Spring |
Mar-May |
10.8 - 16.5 |
Increasing |
15.5 |
0.2 - 22.1 |
| Summer |
June-Aug |
13.1 - 16.8 |
Stable |
22.6 |
11.5 - 29.3 |
| Autumn | Sep-Nov | 13.1 - 8.0 | Decreasing | 15.8 | 1.3 - 21.1 |
*T = Temperatures for the years 2010–2012 using data from the German Weather Service (dwd.de) for Potsdam: Mean T: mean of 9 monthly (3 months from each of the 3 years) means (arithmetic means of daily mean temperature), minimum and maximum: extreme values of monthly extremes (arithmetic means of daily extremes).