Table 3.

Correlation between meteorological variables and COVID-19 infection rate

Meteorological variables	Punjab	Sindh	KPK	Baluchistan	GB	ICT	AJK	Pakistan
Spearman’s rank correlation coefficient
Minimum temperature (°C)	0.886*	0.861*	0.905*	0.922*	0.907*	0.887*	0.926*	0.916*
Maximum temperature (°C)	0.695*	0.291*	0.845*	0.903*	0.841*	0.793*	0.761*	0.796*
Average temperature (°C)	0.812*	0.604*	0.896*	0.938*	0.894*	0.893*	0.862*	0.879*
Rainfall per day (mm)	0.099	0.362*	− 0.064	− 0.126	0.113	0.033	0.127***	0.147***
Humidity per day (%)	− 0.218*	0.642*	− 0.390*	− 0.510*	− 0.458*	− 0.392*	− 0.094	− 0.283*
Kendall’s rank correlation coefficient
Minimum temperature (°C)	0.715*	0.712*	0.743*	0.762*	0.728*	0.708*	0.767*	0.766*
Maximum temperature (°C)	0.516*	0.204*	0.556*	0.724*	0.638*	0.603*	0.551*	0.605*
Average temperature (°C)	0.634*	0.456*	0.728*	0.789*	0.704*	0.718*	0.671*	0.711*
Rainfall per day (mm)	0.071	0.221*	− 0.046	− 0.080	0.072	0.019	0.086***	0.096***
Humidity per day (%)	− 0.177*	0.460*	− 0.270*	− 0.346*	− 0.316*	− 0.297*	− 0.093***	− 0.210*