Weather in May
Sea temperature
In May, the average sea temperature in Greater Napanee, Canada, is 5.5°C (41.9°F).Note: One needs to be cautious in 5.5°C (41.9°F) waters. 13°C (55.4°F) is already forbidding, but sub-10°C (14°F) can seriously disrupt your breathing and lead to a frigid shock, considering one's well-being.
Daylight
In May, the average length of the day is 14h and 47min.On the first day of May, sunrise is at 5:57 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:44 pm EDT.
Frequently asked questions
How cold is the water in May in Greater Napanee?
In Greater Napanee, in May, the average water temperature is 5.5°C (41.9°F). At temperatures below 10°C (50°F), 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 13°C (55.4°F) is not comfortable.
How many hours of daylight does Greater Napanee have in May?
The average day length in May in Greater Napanee, Canada, is 14h and 47min.
When is the sunrise / sunset in May in Greater Napanee?
In May, on the first day of the month, sunrise is at 5:57 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:44 pm EDT.
Average sea temperature in May
Greater Napanee, Canada
- Average sea temperature in May: 5.5°C
The best month for swimming (with the highest average sea temperature) is August (22.3°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).
Average daylight in May
Greater Napanee, Canada
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
Greater Napanee, Canada
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