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
1917.m_tam_taxm_taxdm_tanm_tand
January0.89.31917-01-17-7.41917-01-28
February-5.60.71917-02-22-15.01917-02-11
March4.812.31917-03-31-1.71917-03-05
April10.317.91917-04-153.41917-04-19
May17.223.61917-05-3110.21917-05-07
June21.625.91917-06-2817.01917-06-09
July21.928.31917-07-3117.51917-07-13
August23.229.71917-08-0216.91917-08-30
September19.022.71917-09-0814.31917-09-14
October12.919.21917-10-116.81917-10-08
November6.713.31917-11-110.91917-11-18
December-0.86.41917-12-02-8.01917-12-09