Description of elements in the header
m_tamonthly mean temperature
m_taxthe daily maximum mean temperature in the month
m_taxdthe day with the daily maximum mean temperature
m_tanthe daily minimum mean temperature in the month
m_tandthe day with the daily minimum mean temperature
1939.m_tam_taxm_taxdm_tanm_tand
January3.210.21939-01-17-4.01939-01-01
February3.610.41939-02-12-2.41939-02-04
March4.110.01939-03-07-1.21939-03-14
April14.621.01939-04-089.91939-04-02
May15.821.11939-05-2012.41939-05-05
June20.725.91939-06-2416.61939-06-15
July23.631.61939-07-2215.51939-07-25
August22.329.61939-08-0515.41939-08-16
September17.625.11939-09-027.11939-09-28
October10.918.11939-10-184.91939-10-31
November6.410.51939-11-050.61939-11-24
December0.29.51939-12-01-10.51939-12-30