Measurements:
°C
°F
Kingston
4°F
S 3 mph
Feels like: -4°F
Precip: 0%
World Resorts Canada Kingston Weather

Kingston Sea Water Temperature

Current Sea Water Temperature:
+41.4°F
Maximum Sea Water Temperature in December: 47.6°F
Minimum Sea Water Temperature in December: 38.0°F
Average water temperature in December: 42.6°F

Sea Water Temperature for the Last 10 Days:

December 04 41.4°F November 29 43.0°F
December 03 42.4°F November 28 44.4°F
December 02 41.8°F November 27 44.4°F
December 01 43.8°F November 26 44.4°F
November 30 43.6°F November 25 44.2°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Kingston was 75.8°F. The maximum and minimum values were 70.4°F and 79.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Kingston was 74.8°F. The maximum and minimum values were 67.0°F and 79.6°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:
September 12 days
August 12 days
July 11 days
The most warm months:
July 79.2 °F
August 77.6 °F
June 72.2 °F
Warmest sea temperature:
August 76.3 °F
July 74.3 °F
September 71.3 °F
The most cold months:
January 23.0 °F
February 24.0 °F
December 32.8 °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: 01:08
05 dec, friday
0300 4°F
NW
4 mph
0600 8°F
N
4 mph
0900 16°F
N
13 mph
1200 22°F
N
16 mph
1500 24°F
N
14 mph
1800 28°F
NE
11 mph
2100 30°F
NE
9 mph
06 dec, saturday
0000 30°F
NE
11 mph