Time

fog

Frequency of occurrence

Temperature range (˚C)

Average temperature (˚C)

1990 year Lushan 1#

32

−2.5 - 5.0

1.40

1990 year Lushan 2#

35

−1.0 - 6.7

1.46

1994 year Yunwu Mountain

None

Rain and haze

Icing of wires

Frequency of occurrence

Temperature range/˚C

Average temperature/˚C

Frequency of occurrence

Temperature range (˚C)

Average temperature (˚C)

7

−0.8 - −0.2

−0.47

5

−0.6 - −0.2

(Rain type)

−0.42

5

−0.6 - 0.5

−0.22

None

Not counting

28

−6.0 - −1.8

(Smog type)

−4.49