19. November 2018

Water Temperature Lake Ontario

 

 

Current water temperature Lake Ontario: 52°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:

Chance of Snow
Monday 11/19/2018 50%
Chance of Snow
Snow showers developing late. Lows overnight in the low 30s.
Snow Showers
Tuesday 11/20/2018 40%
Snow Showers
Snow showers early. Peeks of sunshine later. High 33F. Winds NW at 10 to 20 mph. Chance of snow 40%.
Snow Showers
Wednesday 11/21/2018 50%
Snow Showers
Windy with occasional snow showers in the morning. Morning high of 33F with temps falling to near 20. Winds WNW at 20 to 30 mph. Chance of snow 50%.
Clear
Thursday 11/22/2018 0%
Clear
Sunny skies. Very cold. High 23F. Winds NNW at 5 to 10 mph.
Clear
Friday 11/23/2018 0%
Clear
Mostly sunny skies. High 37F. Winds S at 10 to 15 mph.
Chance of Rain
Saturday 11/24/2018 50%
Chance of Rain
Cloudy with showers. High 42F. Winds SE at 10 to 20 mph. Chance of rain 50%.
Mostly Cloudy
Sunday 11/25/2018 20%
Mostly Cloudy
Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 44F. Winds ESE at 10 to 15 mph.
Chance of Rain
Monday 11/26/2018 50%
Chance of Rain
Cloudy with showers. High 41F. Winds E at 15 to 25 mph. Chance of rain 50%.
Mostly Cloudy
Tuesday 11/27/2018 20%
Mostly Cloudy
Mostly cloudy skies. Temps nearly steady in the mid to upper 30s. Winds W at 10 to 20 mph.
Mostly Cloudy
Wednesday 11/28/2018 20%
Mostly Cloudy
A mix of clouds and sun in the morning followed by cloudy skies during the afternoon. Temps nearly steady in the mid 30s. Winds W at 10 to 20 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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