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
2009.m_tam_taxm_taxdm_tanm_tand
January-0.25.02009-01-21-5.82009-01-01
February1.78.22009-02-08-3.02009-02-19
March6.412.42009-03-281.72009-03-25
April16.418.62009-04-1113.12009-04-23
May18.023.82009-05-2210.42009-05-14
June19.425.72009-06-1913.82009-06-21
July23.428.22009-07-1517.02009-07-10
August23.228.82009-08-0219.12009-08-31
September19.625.02009-09-0316.02009-09-05
October11.621.62009-10-073.22009-10-15
November7.713.02009-11-252.82009-11-01
December2.19.82009-12-01-9.82009-12-21