Lake Bluff
Illinois, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Lake Bluff, IL

Ocean temperature

In Lake Bluff, Illinois, in October, the average water temperature is 58.6°F (14.8°C).
Note: Swimming in 58.6°F (14.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in October is 11h.

What is the ocean temperature in October in Lake Bluff?

In Lake Bluff, the average seawater temperature in October is 58.6°F (14.8°C). Swimming in 58.6°F (14.8°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.

How many hours of daylight does Lake Bluff have in October?

The average length of the day in October in Lake Bluff, Illinois, is 11h.
Average sea temperature in October - Lake Bluff, IL
  • Average sea temperature in October: 58.6°F

The best month for swimming (with the highest average sea temperature) is August (73.3°F).
The coldest month (with the lowest average sea temperature) is February (37.1°F).

Average daylight in October - Lake Bluff, IL
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.1h).