17.05
sun
sun
Day
64°F
E 16 mph
Precip.
0%
0%
Night
45°F
SE 14 mph
Precip.
0%
0%
18.05
mon
mon
Day
54°F
SE 12 mph
Precip.
0%
0%
Night
45°F
N 8 mph
Precip.
0%
0%
19.05
tue
tue
Day
57°F
NE 8 mph
Precip.
0%
0%
Night
54°F
N 6 mph
Precip.
0%
0%
20.05
wed
wed
Day
70°F
E 17 mph
Precip.
0%
0%
Night
52°F
SE 13 mph
Precip.
0%
0%
21.05
thu
thu
Day
50°F
SE 20 mph
Precip.
0%
0%
Night
41°F
SE 10 mph
Precip.
0%
0%
22.05
fri
fri
Day
52°F
E 16 mph
Precip.
0%
0%
Night
46°F
NE 14 mph
Precip.
0%
0%
23.05
sat
sat
Day
43°F
NW 8 mph
Precip.
100%
100%
Night
43°F
NW 3 mph
Precip.
0%
0%
24.05
sun
sun
Day
48°F
NW 5 mph
Precip.
88%
88%
Night
45°F
E 2 mph
Precip.
74%
74%
25.05
mon
mon
Day
52°F
NE 3 mph
Precip.
76%
76%
Night
43°F
S 2 mph
Precip.
0%
0%
26.05
tue
tue
Day
54°F
NW 6 mph
Precip.
0%
0%
Night
48°F
NW 11 mph
Precip.
0%
0%
27.05
wed
wed
Day
57°F
W 15 mph
Precip.
0%
0%
Night
52°F
W 14 mph
Precip.
0%
0%
28.05
thu
thu
Day
57°F
W 14 mph
Precip.
0%
0%
Night
55°F
W 7 mph
Precip.
0%
0%
29.05
fri
fri
Day
63°F
NW 8 mph
Precip.
0%
0%
Night
54°F
N 10 mph
Precip.
0%
0%
30.05
sat
sat
Day
59°F
NW 13 mph
Precip.
100%
100%
Night
55°F
NW 8 mph
Precip.
0%
0%
sea water
temperature
temperature
| Charlottetown |
monthly
weather
weather
| Charlottetown |
current
weather
weather
| Charlottetown |
7 days
forecast
forecast
| Charlottetown |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 44.3°F. The highest and lowest sea temperatures during the month were 46.9°F and 40.8°F.
Air temperature in Charlottetown, °F
Precipitation total in Charlottetown, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Charlottetown
Charlottetown on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Charlottetown
Local time: 16:56
May 17, sunday
1800
63°F
S
19 mph
19 mph
2100
50°F
SE
13 mph
13 mph
May 18, monday
0000
45°F
SE
14 mph
14 mph
0300
45°F
SE
12 mph
12 mph
0600
45°F
SE
11 mph
11 mph
0900
50°F
SE
13 mph
13 mph
1200
54°F
SE
12 mph
12 mph
1500
57°F
SE
9 mph
9 mph
