clf
N = length(time);
for i = 1:N
    timeh(i)= 8 + (time(i)/3600);
end
subplot(311),plot(timeh,matahari),grid on, ylabel('MATAHARI [C]')
subplot(312),plot(timeh,perenang),grid on, ylabel('PERENANG [liter]')
subplot(313),plot(timeh,hujan),grid on, ylabel('HUJAN [liter/sec]'), xlabel('jam')