MEX MOS MEAN TOTAL SKY COVER (cat)
Valid 0000 UTC Sunday (Saturday Evening)
Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sunday
00 12 00 12 00 12 00 12 00 12 00 12 00 12 00

MEAN TOTAL SKY COVER: The average sky cover over a 12-h period ending at the specified time. Unshaded areas indicate mostly clear mean total sky cover.