The study indicates warming signals in all the study sites except Shimla during 1969 to 87. The study indicated of higher than average signals of warming in Himachal Pradesh upland than lowland regions viz. Fatehpur and Palam Valley in recent decades. The data analyzed in terms of day and night temperature indicated that the warming was predominantly due to an increase in maximum temperature. The annual rainfall in all the regions experienced decreasing trends. The rainfall during rabi season found to be increased by 1.0 to 7.44 mm y-1in the regions receiving snowfall during winter months.. The Palam and Kullu valley experienced decreasing trends in evaporation whereas relative humidity showed increasing trends at all elevations.