* Drizzling - A light, fine rain.
* Pitter-pattering - The sound of light rain hitting a surface.
* Pouring - Raining heavily.
* Showering - A short, intense burst of rain.
* Spitting - A very light rain, almost like droplets.
* Torrential - Raining very heavily and violently.
* Watering - Raining in a gentle and nourishing way.
* Weeping - Raining softly and sadly.
Let me know if you'd like more!