Build a composition around a particular riff, vamp, or ostinato.
Examples: “Superstition” (Stevie Wonder), “You Really Got Me” (Kinks), “Enter Sandman” (Metallica), “Cantaloupe Island” (Herbie Hancock).
It may be boring to talk about the weather, but it's fun to sing about it! Write a song with a type of weather in the title.
Examples: “The Sound of Sunshine” (Michael Franti), “Singin' in the Rain” (Gene Kelly), “Shelter From The Storm” (Bob Dylan), “Summer Breeze” (Seals and Crofts).