Cool
Refreshing
い adjective
This is a single kanji with an い on the end, meaning you know it's probably an adjective. What's the adjective form of cool? It's cool (or refreshing).
すずしい
If you want to experience a place that is cool and refreshing go to Sue's Zoo (すず). Imagine yourself walking into the entrance of Sue's Zoo. Then walk in and feel how cool and refreshing it is.
残念ながら、今日はとても涼しかった。
Unfortunately, it was really cool out today.