World Resorts Canada Charlottetown Weather

Charlottetown sea water temperature

Current sea water temperature:
+30.7°F
Minimum sea water temperature in December: 42.4°F
Maximum sea water temperature in December: 30.2°F
Average sea water temperature in December: 35.4°F

Sea water temperature for the last 10 days:

December 29 30.7°F December 24 31.6°F
December 28 31.1°F December 23 32.9°F
December 27 31.3°F December 22 32.7°F
December 26 31.3°F December 21 32.7°F
December 25 31.1°F December 20 30.6°F

When is the warmest sea in Charlottetown?

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

Monthly Sea Temperatures in Charlottetown, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 68.9°F. The highest and lowest sea temperatures during the month were 72.9°F and 67.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 66.1°F. The highest and lowest sea temperatures during the month were 70.9°F and 61.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 65.8°F. The highest and lowest sea temperatures during the month were 69.6°F and 61.3°F.

Best time for vacation in Charlottetown

Sunniest months:
August 11 days
September 9 days
June 8 days
Warmest months:
August 72.1 °F
July 71.6 °F
September 65.5 °F
Warmest sea temp:
August 69.1 °F
July 66.7 °F
September 64.8 °F
Coldest months:
February 24.3 °F
January 26.0 °F
March 32.6 °F
Rainiest months:
November 5 days
July 4 days
September 4 days
Windiest months:
November 14.0 mph
December 14.0 mph
January 12.7 mph

Charlottetown on a weather map

Charlottetown
+19°F
SE 4 mph
Feels like: +14°F
Precip.: 0%
Places in Canada:
Name
°F
+34°F
+34°F
-17°F
+21°F
-4°F
+27°F
+39°F
+32°F
+34°F
+30°F
+27°F
+34°F
+27°F
+34°F
24 Hours Forecast
Charlottetown
Local time: 08:48
December 29, monday
0900
19°F
SE
4 mph
1200
28°F
NW
2 mph
1500
32°F
NW
7 mph
1800
30°F
NW
12 mph
2100
32°F
NW
17 mph
December 30, tuesday
0000
34°F
NW
23 mph
0300
36°F
NW
28 mph
0600
37°F
NW
21 mph
Units of measurement: °C / °F