Measurements:
°C
°F
Kingston
66°F
NE 7 mph
Feels like: 66°F
Precip: 89%
World Resorts Canada Kingston Weather

Kingston Sea Water Temperature

Current Sea Water Temperature:
+76.8°F
Maximum Sea Water Temperature in August: 80.8°F
Minimum Sea Water Temperature in August: 70.4°F
Average water temperature in August: 76.3°F

Sea Water Temperature for the Last 10 Days:

August 19 76.8°F August 14 76.8°F
August 18 76.0°F August 13 76.6°F
August 17 76.4°F August 12 77.2°F
August 16 76.8°F August 11 77.4°F
August 15 76.6°F August 10 77.2°F

When is the Warmest Sea for Kingston?

According to our data for the last three years for Kingston the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Kingston was 76.1°F. The maximum and minimum values were 74.6°F and 77.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Kingston was 74.0°F. The maximum and minimum values were 71.2°F and 77.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Kingston was 69.1°F. The maximum and minimum values were 67.0°F and 71.0°F respectively.

Best Time to Visit Kingston
The most sunny months:
July 13 days
September 12 days
August 12 days
The most warm months:
July 79.5 °F
August 77.6 °F
June 72.3 °F
Warmest sea temperature:
August 76.3 °F
July 74.3 °F
September 71.3 °F
The most cold months:
January 22.4 °F
February 23.6 °F
December 31.3 °F
The most rainy months:
July 3 days
October 3 days
March 2 days
The most windy months:
November 11 mph
December 11 mph
March 10 mph

Kingston on the Weather Map

24 Hours Weather Forecast
Kingston
Local time: 10:57
19 aug, wednesday
1200 66°F
NE
7 mph
1500 74°F
E
6 mph
1800 78°F
NE
7 mph
2100 72°F
NE
7 mph
20 aug, thursday
0000 68°F
SE
6 mph
0300 62°F
S
6 mph
0600 60°F
S
6 mph
0900 66°F
SE
4 mph