MUMBAI, Dec. 13 -- The city continued to experience a spell of cool weather on Friday, with the Santacruz observatory recording a minimum temperature of 14.9degC, around 3.6degC below normal, according to the India Meteorological Department (IMD). This is the coldest December day of the season so far. The maximum temperature at Santacruz, however, remained near normal at 32.5degC. December temperatures have dipped lower in recent years. Last year, the city recorded a minimum of 13.7degC, while the sharpest drop in the past decade was in 2015, when the mercury slid to 11.4degC. At the Colaba observatory, the minimum temperature was 20.6degC, marginally below normal, while the maximum settled at 33degC, about a degree below the December average. Despite the cooler weather, the city's air remained in the moderate category. htc...