S.

No

Southern Ontario Station with latitude

Frost free days

WMinDT

Rate of change in number of FFDs per year

Linear correlation coefficient (r)

Rate of change in mean WDMT (˚C/year)

Linear correlation coefficient (r)

1

Ottawa (45.38˚N)

0.18*

0.37

0.03*

0.14

2

Toronto (43.68˚N)

0.29*

0.52

0.02*

0.38

3

Woodstock (43.14˚N)

0.16*

0.33

0.02*

0.26

4

Windsor (42.28˚N)

0.36*

0.56

0.01*

0.30