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-2.54.21957-01-07-10.01957-01-20
February4.68.41957-02-18-0.51957-02-01
March7.214.71957-03-20-1.71957-03-04
April10.619.41957-04-294.11957-04-14
May12.618.51957-05-243.81957-05-07
June21.025.91957-06-2415.91957-06-01
July21.429.71957-07-0714.01957-07-22
August19.628.01957-08-1414.61957-08-30
September15.820.71957-09-099.51957-09-27
October10.915.21957-10-206.51957-10-01
November6.212.21957-11-08-4.21957-11-30
December0.211.21957-12-13-5.41957-12-23