23. September 2018

Water Temperature Lake Ontario

 

 

Current water temperature Lake Ontario: 68°F

 

Minimum/ maximum & average water temperature in Lake Ontario:

Month min. Water-
temperature
max. Water-
temperature
avg. Water-
temperature
January 36 °F 38 °F 37 °F
February 34 °F 38 °F 36 °F
March 34 °F 38 °F 36 °F
April 36 °F 41 °F 39 °F
May 39 °F 46 °F 42 °F
June 52 °F 65 °F 58 °F
July 66 °F 75 °F 71 °F
August 70 °F 75 °F 72 °F
September 65 °F 71 °F 68 °F
October 52 °F 62 °F 57 °F
November 44 °F 50 °F 47 °F
December 39 °F 43 °F 41 °F

 

Average Water Temperature in Lake Ontario:

average water temperature lake ontario
 

Average minimum & maximum Water Temperature in Lake Ontario:

average min max water temperature lake ontario
 

  • Annual avg. water temperature: 50 °F
  • Months with avg. highest water temperature: July & August 75 °F
  • Months with avg. lowest water temperature:  February to March 34 °F

Weather Forecast for Lake Ontario:

Clear
Sunday 09/23/2018 0%
Clear
Mainly sunny. High 64F. Winds ESE at 5 to 10 mph.
Partly Cloudy
Monday 09/24/2018 20%
Partly Cloudy
Cloudy skies early, followed by partial clearing. High 67F. Winds E at 15 to 25 mph.
Thunderstorm
Tuesday 09/25/2018 80%
Thunderstorm
Rain showers in the morning with thunderstorms developing in the afternoon. High near 70F. Winds S at 10 to 20 mph. Chance of rain 80%.
Chance of a Thunderstorm
Wednesday 09/26/2018 100%
Chance of a Thunderstorm
Thunderstorms in the morning, then partly cloudy late. High 69F. Winds W at 15 to 25 mph. Chance of rain 100%.
Clear
Thursday 09/27/2018 10%
Clear
Sunny along with a few clouds. High 62F. Winds SE at 5 to 10 mph.
Partly Cloudy
Friday 09/28/2018 10%
Partly Cloudy
Intervals of clouds and sunshine. High 66F. Winds WSW at 15 to 25 mph.
Partly Cloudy
Saturday 09/29/2018 0%
Partly Cloudy
Partly cloudy skies. High 63F. Winds WSW at 10 to 20 mph.
Chance of Rain
Sunday 09/30/2018 40%
Chance of Rain
Overcast with showers at times. High 59F. Winds NNW at 10 to 15 mph. Chance of rain 40%.
Chance of Rain
Monday 10/01/2018 40%
Chance of Rain
Cloudy with occasional showers for the afternoon. High 56F. Winds ENE at 10 to 20 mph. Chance of rain 40%.
Partly Cloudy
Tuesday 10/02/2018 20%
Partly Cloudy
Cloudy skies early, then partly cloudy in the afternoon. High 57F. Winds ENE at 10 to 15 mph.

 

Climate Chart for Lake Ontario:

January February March April May June July August September October November December
Avg. High (°F) 30 32 39 53 64 75 80 78 71 59 46 33
Avg. Low (°F) 17 19 26 37 46 57 62 60 53 44 35 23
Avg. Precipitation days 8 8 9 9 8 8 7 8 8 8 9 10
Sunshine Hours 3 4 5 6 7 9 9 8 7 5 3 3

Image Source: andyarthur

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