JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Average Maximum Temperature (°C) 30 32 36 38 37 35 31 30 31 34 34 31 Average Minimum Temperature (°C) 13 16 19 22 24 23 22 21 21 19 16 14 Average Rainfall (mm) 0 0 0 10 48 113 200 310 128 13 0 0 Average Relative Humidity (%) 13 13 11 14 33 43 59 68 57 32 16 14 Season Harmattan Dry Season Non-Harmattan Dry Season Rainy Season Harmattan Dry Season Adopted and modified from Reference No. 5.

Table 1: Typical seasonal variations in temperature, rainfall and relative humidity in Kano, northern Nigeria.