Description of elements in the header
m_tnnmonthly minimum temperature
m_tnndthe day with the monthly minimum temperature
m_tnathe monthly mean of the daily minimum temperatures
m_dtn0number of frost days with a minimum temperature of ≤ 0 °C
m_dtn10number of days with a minimum temperature of ≤ -10 °C
m_dtn20number of warm nights with a minimum temperature of ≥ 20 °C
1945.m_tnnm_tnndm_tnam_dtn0m_dtn10m_dtn20
January-14.41945-01-23-6.929100
February-9.01945-02-21-1.62100
March-9.21945-03-081.51200
April0.51945-04-175.7000
May0.61945-05-0410.1000
June9.51945-06-1813.7000
July9.41945-07-0416.4003
August11.71945-08-2815.8002
September5.31945-09-3011.3000
October0.61945-10-036.2000
November-5.01945-11-212.01000
December-15.51945-12-13-1.72010