Measurements:
°C
°F
Kingston
74°F
N 4 mph
Feels like: 74°F
Precip: 20%
World Resorts Canada Kingston Weather

Kingston Sea Water Temperature

Current Sea Water Temperature:
+73.6°F
Maximum Sea Water Temperature in September: 77.6°F
Minimum Sea Water Temperature in September: 65.2°F
Average water temperature in September: 71.4°F

Sea Water Temperature for the Last 10 Days:

September 08 73.6°F September 03 73.0°F
September 07 74.4°F September 02 73.8°F
September 06 74.0°F September 01 73.6°F
September 05 74.4°F August 31 73.0°F
September 04 73.8°F August 30 74.0°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 75.7°F. The maximum and minimum values were 73.0°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 77.4 °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: 17:01
08 sep, tuesday
1800 74°F
N
4 mph
2100 66°F
N
2 mph
09 sep, wednesday
0000 62°F
NW
6 mph
0300 68°F
NW
4 mph
0600 70°F
N
9 mph
0900 68°F
N
9 mph
1200 66°F
N
11 mph
1500 68°F
N
14 mph