Greater Napanee
Canada
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Greater Napanee, Canada

Sea temperature

In Greater Napanee, Canada, the average seawater temperature in October is 14.2°C (57.6°F).
Note: Swimming in 14.2°C (57.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Greater Napanee, the average length of the day in October is 11h.

What is the sea water temperature in October in Greater Napanee?

In Greater Napanee, in October, the average water temperature is 14.2°C (57.6°F). Swimming in 14.2°C (57.6°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in October in Greater Napanee?

In October, the average length of the day is 11h.
Average sea temperature in October - Greater Napanee, Canada
  • Average sea temperature in October: 14.2°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 October - Greater Napanee, Canada
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).