Table 4 Minimum, mean, and maximum daily mean temperatures from 1974 to 2010 by the astronomic periods (used in the statistical models #5 and #6) and study area
From: Local daily temperatures, thermal seasons, and suicide rates in Finland from 1974 to 2010
Astronomic period | Study area | Temperature (°C) | ||
|---|---|---|---|---|
Min | Mean | Max | ||
Astronomical spring and summer 21 Mar–21 Sep (model #5) | Oulu65N, 25E | −15.8 | 9.6 | 26.6 |
Jyväskylä62N, 25E | −13.1 | 11.5 | 26.6 | |
Helsinki60N, 24E | −15.3 | 10.0 | 26.8 | |
Astronomical fall and winter 22 Sep–20 Mar (model #6) | Oulu65N, 25E | −35.4 | −4.7 | 15.6 |
Jyväskylä62N, 25E | −34.1 | −1.4 | 15.2 | |
Helsinki60N, 24E | −36.1 | −3.9 | 14.9 | |