World Resorts Canada Toronto Weather

Toronto sea water temperature

Current sea water temperature:
+63.3°F
Minimum sea water temperature in October: 67.8°F
Maximum sea water temperature in October: 32.0°F
Average sea water temperature in October: 56.3°F

Sea water temperature for the last 10 days:

October 5 63.3°F September 30 64.2°F
October 4 63.7°F September 29 64.4°F
October 3 64.2°F September 28 64.8°F
October 2 63.9°F September 27 64.9°F
October 1 64.2°F September 26 64.9°F

When is the warmest sea in Toronto?

Based on the data about daily sea water temperature for the last three years the warmest sea in Toronto was noticed in August, July and September.

Monthly Sea Temperatures in Toronto, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 68.6°F. The highest and lowest sea temperatures during the month were 72.3°F and 61.3°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 65.0°F. The highest and lowest sea temperatures during the month were 73.2°F and 57.0°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 66.5°F. The highest and lowest sea temperatures during the month were 69.4°F and 64.2°F.

Best time for vacation in Toronto

Sunniest months:
July 17 days
August 17 days
June 15 days
Warmest months:
July 79.8 °F
August 78.2 °F
June 72.3 °F
Warmest sea temp:
August 67.4 °F
July 64.9 °F
September 64.8 °F
Coldest months:
January 27.2 °F
February 28.3 °F
December 34.6 °F
Rainiest months:
June 4 days
October 4 days
April 4 days
Windiest months:
January 11.3 mph
February 11.0 mph
November 10.8 mph

Toronto on a weather map

Toronto
+59°F
SE 15 mph
Feels like: +59°F
Precip.: 0%
Places in Canada:
Name
°F
+59°F
+57°F
+61°F
+61°F
+54°F
+55°F
+54°F
+61°F
+61°F
+48°F
+50°F
+55°F
+57°F
+59°F
24 Hours Forecast
Toronto
Local time: 16:09
October 05, monday
1800
55°F
SE
11 mph
2100
48°F
SE
8 mph
October 06, tuesday
0000
46°F
SE
6 mph
0300
45°F
S
3 mph
0600
43°F
S
4 mph
0900
45°F
SE
2 mph
1200
54°F
E
3 mph
1500
59°F
NE
5 mph
Units of measurement: °C / °F