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
1974.m_tam_taxm_taxdm_tanm_tand
January2.28.71974-01-20-3.11974-01-14
February5.99.61974-02-122.31974-02-28
March9.817.51974-03-231.51974-03-01
April11.816.11974-04-308.61974-04-15
May15.221.61974-05-319.11974-05-07
June18.123.81974-06-2710.81974-06-13
July20.827.31974-07-1415.91974-07-08
August22.928.31974-08-0415.61974-08-11
September16.921.01974-09-1410.71974-09-26
October8.311.21974-10-124.61974-10-30
November6.312.31974-11-172.81974-11-28
December4.412.81974-12-29-0.51974-12-23