After the rain stopped, the sky cleared and a rainbow appeared.
Tips
history
霁 rarely stands alone in modern Chinese; it lives on in set literary phrases like 雨过天霁 (the rain passes and the sky clears) and 霁色 (the clear hue after rain). It joins the rain radical 雨 with the phonetic 齐.
memory
Rain 雨 on top, 齐 ('even, settled') below: the rain settles down and stops, leaving an even, clear sky.