Spatial and Temporal Features of the Frequency of Cloud Occurrence over China Based on CALIOP

Figure 6

Horizontal distribution of cloud-free and cloudy sky occurrence in different seasons (MAM, JJA, SON, and DJF), %.

(a) MAM no cloud

(b) JJA no cloud

(c) SON no cloud

(d) DJF no cloud

(e) MAM clouds

(f) JJA clouds

(g) SON clouds

(h) DJF clouds