The Met Office forecast dry weather with cool night in the metropolis for Tuesday. According to Met Office’s weather report issued on Tuesday, the minimum temperature is expected to remain in the range of 12 to 14 degrees centigrade. The mercury could jump highs of 29 degrees centigrade. Humidity in Karachi would be 57 percent, pressure would be 1015 millibars and a 2mph north westerly wind would blow.