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
1921.m_tam_taxm_taxdm_tanm_tand
January4.110.31921-01-01-2.51921-01-28
February1.76.81921-02-02-2.31921-02-11
March8.414.91921-03-262.71921-03-11
April11.517.01921-04-166.81921-04-04
May18.824.71921-05-2111.61921-05-06
June18.826.91921-06-0411.01921-06-22
July24.230.81921-07-2617.51921-07-05
August23.130.61921-08-1216.81921-08-31
September16.522.51921-09-1610.41921-09-28
October12.218.11921-10-044.71921-10-31
November3.511.51921-11-06-5.01921-11-27
December0.45.11921-12-09-5.01921-12-01