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
January1.07.41918-01-23-6.41918-01-10
February1.79.01918-02-11-3.81918-02-18
March6.513.01918-03-24-1.01918-03-27
April13.816.51918-04-1410.61918-04-21
May16.423.11918-05-2212.51918-05-26
June17.324.41918-06-1811.91918-06-03
July20.828.51918-07-1814.61918-07-02
August19.826.71918-08-2414.31918-08-30
September16.720.41918-09-2511.31918-09-21
October11.116.31918-10-154.71918-10-29
November3.310.91918-11-10-5.41918-11-23
December1.76.71918-12-13-2.01918-12-03