'data.frame': 41472 obs. of 17 variables:
$ time : int 1 1 1 1 1 1 1 1 1 1 ...
$ y : int 1 1 1 1 1 1 1 1 1 1 ...
$ x : int 1 2 3 4 5 6 7 8 9 10 ...
$ lat : num -21.2 -21.2 -21.2 -21.2 -21.2 -21.2 -21.2 -21.2 -21.2 -21.2 ...
$ long : num -114 -111 -109 -106 -104 ...
$ date : POSIXct, format: "1995-01-01" "1995-01-01" ...
$ cloudhigh : num 0.5 1.5 1.5 1 0.5 0 0 0 0.5 1 ...
$ cloudlow : num 31 31.5 32.5 39 48 50 51 52.5 54 56 ...
$ cloudmid : num 2 2.5 3.5 4 4.5 2.5 4.5 5 8.5 11.5 ...
$ ozone : int 260 260 260 258 258 258 256 258 256 258 ...
$ pressure : int 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 ...
$ surftemp : num 297 297 297 297 296 ...
$ temperature: num 297 296 296 296 296 ...
$ id : chr "1-1" "2-1" "3-1" "4-1" ...
$ day : num 0 0 0 0 0 0 0 0 0 0 ...
$ month : num 1 1 1 1 1 1 1 1 1 1 ...
$ year : num 1995 1995 1995 1995 1995 ...