Distribution of the observation sites over Beijing-Tianjin area Comments on global radiation and relative sunshine Annual global radiation Intermonthly variation of global radiation Annual relative sunshine Monthly relative sunshine,from January through December Comments on air temperature Annual air temperature(mean,max.,min.) Monthly air temperature(mean,max.,min.),from January through December Comments on accumulated temperature Accumulated temperature and its max.departure of daily mean temperature≥0℃ Days,first and latest dates of daily mean temperature≥0℃ Accumulated temperature and its max.departure of daily mean temperature≥10℃ Days,first and latest dates of daily mean temperature≥10℃ Comments on precipitation Annual precipitation(mean,max.,min.) Monthly precipitation(mean,max.,min.),from January through December Annual relative variability of precipitation Monthly relative variability of precipitation,from January through December Intermonthly variation of relative variability of precipitature Comments on wind Annual mean wind speed,wind rose,days of gale(≥17.2m/s) Monthly mean wind speed,wind rose,days of gale(≥17.2m/s),from January through December Comments on frozen ground,frost and hail Mean,earliest and latest freezing dates of 10cm under the ground Mean,earliest and latest unfreezing dates of 10cm under the ground Max.freezing depth under the ground Mean,earliest and latest dates of the first frost Mean,earliest and latest dates of the latest frost Hail path and annual hail days Comments on ecoclimate regionalization of Beijing-Tianjin area Ecoclimate regionalization of Beijing-Tianjin area Distribution of the observation sites in Beijing city and its suburbs Comments on air temperature of Beijing city and its suburbs Annual mean air temperature of Beijing city and its suburbs Monthly mean air temperature of Beijing city and its suburbs,from January through December Annual mean air temperature of Beijing city and its suburbs at 20∶00L.S.T Monthly mean air temperature of Beijing city and its suburbs at 20∶00L.S.T.,from January through December Annual mean max.air temperature of Beijing city and its suburbs Monthly mean max.air temperature of Beijing city and its suburbs,from January through December Annual mean min.air temperature of Beijing city and its suburbs Monthly mean min.air temperature of Beijing city and its suburbs,from January through December Comments on surface temperature of Beijing city and its suburbs Annual mean surface temperature of Beijing city and its suburbs Monthly mean surface temperature of Beijing city and its suburbs,from January through December Annual mean surface temperature of Beijing city and its suburbs at 20∶00L.S.T. Monthly mean surface temperature of Beijing city and its suburbs at 20∶00L.S.T.,from January through December Annual mean min,surface temperature of Beijing city and its suburbs Monthly mean min.surface temperature of Beijing city and its suburbs,from January through December Comments on precipitation and relative humidity of Beijing city and its suburbs Annual precipitation of Beijing city and its suburbs Monthly precipi prtation of Beijing city and its suburbs,from April througn October Annual mean relative humidity of Beijing city and its suburbs Monthly mean relative humidity of Beijing city and its suburbs,from January through December Comments on wind rose of Beijing city and its suburbs Monthly wind rose of Beijing city and its suburbs at 08∶00L.S.T.,14∶00L.S.T.,20∶00L.S.T.,in January,April,July,October Comments on air temperature,surface temperature and relative humidity of Tianjin city and its suburbs Distribution of the observation sites in Tianjin city and its suburbs Annual mean air temperature of Tianjin city and its suburbs Monthly mean air temperature of Tianjin city and its suburbs,from January through December Annual mean max.air temperature of Tianjin city and its suburbs Monthly mean max.air temperature of Tianjin city and its suburbs,from January through December Annual mean min.air temperature of Tianjin city and its suburbs Monthly mean min.air temperature of Tianjin city and its suburbs,from January through December Annual mean min.surface temperature of Tianjin city and its suburbs Monthly mean min.surface temperature of Tianjin city and its suburbs,from January through December Annual mean relative humidity of Tianjin city and its suburbs Monthly mean relative humidity of Tianjin city and its suburbs.from January through December
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