LAHORE - Persistent dry spell is gradually increasing the mercury level, causing early onset of warm weather in plains of Punjab including the City. Due to below normal rainfall in winter and scarcity of rains in March, the plains of Punjab including the City is experiencing early summer conditions as maximum temperature is 5 degree Celsius above normal level. Less rain in winter and relatively dry March has caused maximum temperature to rise 5 C above normal level. The plains of Punjab and the City are experiencing advance setting of summer. These weather conditions are normally experienced at the start of April, said meteorological expert Shaukat Ali Awan, adding, the minimum temperature was also 3-4 C above normal that has also caused summer like conditions during the night time. This is seasonal variation that can happen due to above or below normal rainfall in winter. As there is far less rainfall than the normal, the mercury level has started increasing early, Shaukat Ali said, adding, the temperature would continue to increase as no significant rain giving system was approaching the country in near future. He said people should prepare themselves for more harsh summer conditions. According to the experts, continental air is prevailing over most parts of the country. On Tuesday, maximum and minimum temperature in the City was recorded 32.2 C and 17.5 C respectively. Relative humidity in the morning was recorded 65 per cent, which decreased to 31 per cent in the evening. Local meteorological department has forecast mainly dry weather for most parts of the country including the City during the next couple of days.