When does watermelon ripen? When does watermelon ripen?

Watermelon ripens in summer between June and September.

2. The maturity time of watermelon is mainly determined by the growth habit of watermelon, and also influenced by different planting areas and methods. Watermelon loves high temperature environment, and it is very common to grow watermelon in tropical and subtropical monsoon climate zone. Under normal planting time, watermelons generally mature around midsummer, when most watermelons are juicy and of high quality.