Well, technically, a playlist for each season. Just doesn't have quite the same ring to it.
Below are four lists of Disney songs that either have lyrics that apply or just have a vibe that I associate with a particular season. This is by no means a complete list, as I have only included songs I'm familiar with that feel seasonal.
SPRING Spring songs are light, bright, and probably nature-related.
A Whole New World (Aladdin) Following the Leader (Peter Pan) For the First Time in Forever (Frozen) Little April Shower (Bambi) Part of Your World (The Little Mermaid) Let's Sing a Gay Little Spring Song...