May weather forecast and climate
Dexter, NY

Average sea temperature in May - Dexter, NY
  • Average sea temperature in May: 42.1°F

The best month for swimming (with the highest average sea temperature) is August (70.1°F).
The coldest month (with the lowest average sea temperature) is March (35.5°F).

Average daylight in May - Dexter, NY
  • Average daylight in May: 14.8h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

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