Don't know about Virigina beaches, but the Jersey Shore water temperatures have been cold this year, even in July and August!
https://www.nj.com/weather/2024/06/...ckingly-cold-despite-heat-wave-heres-why.html
https://www.nj.com/weather/2024/06/...ckingly-cold-despite-heat-wave-heres-why.html