Rains lashed several parts of the national capital today bringing down the mercury marginally even though high humidity levels caused discomfort to Delhiites. Safdarjung observatory, figure of which is considered the official reading for the city, recorded 15.0 mm of rainfall till 5.30 PM. Palam observatory recorded 3.0 mm of rainfall, Lodhi Road 6.4 mm and Ridge 22.2 mm, said a MeT department official. Relative humidity ranged from 58 per cent to 92 per cent, he said. The minimum temperature settled at 27.4 degrees Celsius while the maximum was recorded at 35.2 degrees Celsius, down marginally from yesterday's 35.6 degrees Celsius. The weatherman has forecast a generally cloudy sky tomorrow with rain or thundershowers likely to occur in many parts of the city. Minimum and maximum temperatures are expected to hover around 26 degrees Celsius and 32 degrees Celsius, respectively. Meanwhile, waterlogging was reported in many areas, including Rajouri Garden, Shahdara, Jheel, Naryana, Mayapuri and Chirag Dilli, leading to traffic snarl. Traffic flow was obstructed in many parts areas, including Rajdhani Park. Vehicles were stuck on waterlogged streets in Rajouri Garden and Punjabi Bagh. In South Delhi, traffic flow was hampered on NH 8, Mehrauli Road and near Dhaula Kuan.