Hawaii Jellyfish Calendar 2025. Check out the 2025 manta rays of kona calendar with heartfelt stories about the magnificent gentle giants, including each month’s box jellyfish arrival dates. Hst and sunset is at 5:51 p.m.

The proposed calendar for public schools shows that there will be three extra holidays in 2025 due to ‘special school holidays’. Our 2025 jellyfish wall calendar transports you beneath the waves, where these elegant creatures glide through the ocean with an otherworldly grace.