Tired of rainy or cloudy days? Do you wanna take a bath in the sea, or jump off a cliff with your parachute and see the whole city of Los Santos? Even if you just like the rain effect in this game, this cheat is awesome.
Have a sunny day with this cheat code:
R2, X, L1, L1, L2, L2, L2, SQUARE
RT, A, LB, LB, LT, LT, LT, X