Vermilion
Ohio, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Vermilion, OH

Ocean temperature

In Vermilion, Ohio, in May, the average water temperature is 51.3°F (10.7°C).
Note: Swimming in 51.3°F (10.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In May, the average length of the day in Vermilion is 14.5h.

What is the ocean temperature in May in Vermilion?

In Vermilion, Ohio, in May, the average water temperature is 51.3°F (10.7°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in May in Vermilion?

In May, the average length of the day in Vermilion, Ohio, is 14.5h.
Average sea temperature in May - Vermilion, OH
  • Average sea temperature in May: 51.3°F

The best month for swimming (with the highest average sea temperature) is August (76.6°F).
The coldest month (with the lowest average sea temperature) is February (33.1°F).

Average daylight in May - Vermilion, OH
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.2h).