Table 4 Results of the linear trends b (hPa/a) and Spearman’s correlation coefficients (SCC) between station-averaged wind speed and TMPI during 1960–2015 (P1, P2, and P3).

Period	Annual		Spring		Summer		Autumn		Winter
Period	b (hPa/a)	SCC	b (hPa/a)	SCC	b (hPa/a)	SCC	b (hPa/a)	SCC	b (hPa/a)	SCC
1960–2015	0.107	− *0.63*	0.082	− *0.44*	0.102	− *0.61*	*0.139*	− *0.64*	0.105	− *0.49*
P1	− *0.712*	− 0.57	− 0.210	0.05	− *0.975*	− 0.59	− 0.440	− 0.57	− 1.224	− *0.75*
P2	*0.513*	− *0.78*	*0.485*	− *0.77*	*0.425*	− *0.69*	*0.467*	− *0.70*	*0.675*	− *0.54*
P3	− 0.751	− 0.34	− 0.939	− 0.36	− 0.283	− 0.13	− 0.606	− 0.48	− 1.178	− 0.50

Values in italic and bold and in bold represent the correlation coefficient were statistically significant at 0.01 and 0.05 confidence level, respectively.

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