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
1921.m_tam_taxm_taxdm_tanm_tand
January4.310.81921-01-01-2.51921-01-25
February1.47.21921-02-02-3.31921-02-11
March5.612.21921-03-27-1.31921-03-09
April9.716.31921-04-165.71921-04-04
May16.521.81921-05-219.61921-05-06
June16.623.71921-06-0511.61921-06-22
July21.326.91921-07-2815.81921-07-07
August20.627.81921-08-1214.41921-08-14
September15.020.21921-09-047.81921-09-29
October10.117.31921-10-043.71921-10-31
November2.311.71921-11-06-4.41921-11-27
December0.16.51921-12-20-12.11921-12-01