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
January0.48.21918-01-21-8.81918-01-04
February0.97.71918-02-23-5.11918-02-18
March5.010.31918-03-24-3.01918-03-27
April11.914.61918-04-307.21918-04-20
May14.920.41918-05-2311.71918-05-11
June15.521.41918-06-179.91918-06-04
July18.825.11918-07-1712.21918-07-02
August17.822.51918-08-0312.61918-08-30
September15.619.61918-09-0810.71918-09-21
October9.413.21918-10-144.51918-10-29
November3.210.91918-11-07-3.81918-11-27
December2.47.01918-12-15-2.01918-12-22