Gentle:
* The cool breeze was like a whisper through the trees.
* The cool breeze felt like a soft hand brushing against my skin.
* The cool breeze was as gentle as a mother's kiss.
Strong:
* The cool breeze was like a wave crashing against the shore.
* The cool breeze felt as powerful as a rushing river.
* The cool breeze was like a gust of wind from a distant storm.
Refreshing:
* The cool breeze was like a sip of ice-cold water on a hot day.
* The cool breeze felt as refreshing as a dip in a cool lake.
* The cool breeze was like a breath of fresh air after a long journey.
The best simile will depend on the specific context and the feeling you want to evoke.