Measurements:
°C
°F
CURRENT WEATHER
19:04
Summerside
58°F
S 22 mph
Feels like: 54°F
Precip: 44%
World Resorts Canada Summerside Weather

14 Day Weather Forecast

09.08
tue
DAY
60°F
SE 19 mph
precip
33%
NIGHT
52°F
S 21 mph
precip
56%
09.09
wed
DAY
58°F
SE 4 mph
precip
14%
NIGHT
56°F
N 19 mph
precip
9%
09.10
thu
DAY
66°F
NE 19 mph
precip
34%
NIGHT
62°F
E 14 mph
precip
23%
09.11
fri
DAY
54°F
E 20 mph
precip
20%
NIGHT
54°F
SE 17 mph
precip
11%
09.12
sat
DAY
56°F
E 8 mph
precip
19%
NIGHT
50°F
N 8 mph
precip
17%
09.13
sun
DAY
64°F
NE 18 mph
precip
17%
NIGHT
60°F
NE 21 mph
precip
8%
09.14
mon
DAY
62°F
E 9 mph
precip
44%
NIGHT
56°F
SE 16 mph
precip
5%
09.15
tue
DAY
56°F
S 8 mph
precip
14%
NIGHT
58°F
N 15 mph
precip
16%
09.16
wed
DAY
66°F
NE 17 mph
precip
29%
NIGHT
56°F
SE 20 mph
precip
18%
09.17
thu
DAY
58°F
S 17 mph
precip
15%
NIGHT
50°F
N 11 mph
precip
18%
09.18
fri
DAY
56°F
NE 27 mph
precip
22%
NIGHT
56°F
NE 19 mph
precip
7%
09.19
sat
DAY
62°F
NE 29 mph
precip
16%
NIGHT
54°F
S 27 mph
precip
88%
09.20
sun
DAY
50°F
SE 22 mph
precip
16%
NIGHT
48°F
SE 11 mph
precip
4%
09.21
mon
DAY
54°F
NE 16 mph
precip
7%
NIGHT
54°F
NE 14 mph
precip
5%

Summerside Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Summerside was 68.0°F. The maximum and minimum values were 62.6°F and 72.2°F respectively.

Summerside on the Weather Map

Best Time to Visit Summerside
The most sunny months:
August 12 days
May 10 days
July 10 days
The most warm months:
August 73.8 °F
July 73.2 °F
September 65.8 °F
Warmest sea temperature:
August 72.6 °F
July 70.7 °F
September 67.1 °F
The most cold months:
February 20.5 °F
January 21.6 °F
March 29.0 °F
The most rainy months:
August 3 days
June 3 days
September 3 days
The most windy months:
November 16 mph
December 16 mph
January 14 mph
more details
24 Hours Weather Forecast
Summerside
Local time: 19:04
08 sep, tuesday
2100 54°F
S
22 mph
09 sep, wednesday
0000 52°F
S
21 mph
0300 56°F
S
21 mph
0600 54°F
S
15 mph
0900 56°F
S
9 mph
1200 58°F
SE
4 mph
1500 60°F
NE
8 mph
1800 60°F
N
12 mph