Climate

The climate of the region is generally dry and cool: winter temperatures seldom fall below 15^oF but may stay around freezing for days at a time.

The maximum summer temperatures usually reach 85^oF to 90^oF, occasionally as high as 105^oF. the average humidity is between 30 to 40 percent.

The Quetta valley 82 percent of its average annual rainfall of 6” in the winters from western weather disturbances and only 18 percent during the summer monsoon.

The over all run-off is about 10 percent of the gross precipitation. The evaporation losses range between 15 percent to 25 percent mean annual rainfall