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
1957.m_tam_taxm_taxdm_tanm_tand
January-3.03.61957-01-07-11.91957-01-18
February4.38.41957-02-18-1.51957-02-01
March6.916.21957-03-24-2.21957-03-04
April11.520.01957-04-303.81957-04-15
May13.419.71957-05-245.31957-05-07
June21.226.61957-06-2416.11957-06-01
July22.229.61957-07-0815.81957-07-22
August20.428.71957-08-1414.11957-08-30
September16.421.81957-09-0910.61957-09-27
October10.713.31957-10-156.91957-10-05
November6.514.21957-11-08-4.31957-11-30
December-0.312.31957-12-14-13.11957-12-04