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
1918.m_tam_taxm_taxdm_tanm_tand
January0.87.91918-01-23-7.41918-01-04
February-0.46.11918-02-11-6.41918-02-19
March4.49.51918-03-04-3.41918-03-28
April13.116.31918-04-278.11918-04-01
May15.421.31918-05-2111.51918-05-27
June16.426.11918-06-188.71918-06-03
July19.724.81918-07-1015.31918-07-29
August19.224.51918-08-2315.81918-08-28
September16.521.41918-09-2511.31918-09-22
October11.016.11918-10-194.71918-10-29
November2.110.31918-11-05-5.61918-11-24
December-0.26.21918-12-31-4.71918-12-03