I want to make temperature contour plot at latitude and longitude

I have matrix with first column latitudes, second column longitude and third column temperature. I have already tried to use contourfm to indicate temperature information at given map with latitude and longitude. please give me a hand to solve this problem. these are the functions that I used, ex) meshgrid, griddata, contourfm

Answer 1

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/41105-creating-a-meshplot-with-only-x-y-and-z-vectors-not-matrices

Answer 2

[Muhammad Usman Saleem]

http://www.mathworks.com/matlabcentral/answers/229579-how-to-make-a-geographic-map-from-text-files-data