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
1940.m_tam_taxm_taxdm_tanm_tand
January-8.3-2.41940-01-25-16.51940-01-11
February-6.01.01940-02-08-14.81940-02-15
March2.613.61940-03-26-4.41940-03-02
April9.718.81940-04-242.21940-04-10
May12.819.51940-05-256.41940-05-16
June17.621.01940-06-1613.61940-06-02
July18.623.91940-07-2614.71940-07-30
August16.022.31940-08-1010.71940-08-22
September14.719.81940-09-077.51940-09-29
October9.116.41940-10-030.21940-10-29
November6.514.61940-11-150.41940-11-30
December-4.43.31940-12-31-13.71940-12-20