World Resorts Canada Summerside Weather

Summerside 7 Days Forecast

06.08
thu
Day
84°F
SE 1 mph
Precip.
6%
Night
68°F
NW 9 mph
Precip.
12%
07.08
fri
Day
73°F
E 7 mph
Precip.
9%
Night
70°F
N 6 mph
Precip.
39%
08.08
sat
Day
72°F
NE 5 mph
Precip.
13%
Night
70°F
NW 5 mph
Precip.
58%
09.08
sun
Day
68°F
NE 9 mph
Precip.
29%
Night
66°F
SE 2 mph
Precip.
24%
10.08
mon
Day
72°F
NE 6 mph
Precip.
9%
Night
66°F
NE 11 mph
Precip.
16%
11.08
tue
Day
66°F
SE 7 mph
Precip.
58%
Night
63°F
NE 7 mph
Precip.
15%
12.08
wed
Day
64°F
NE 6 mph
Precip.
23%
Night
63°F
W 6 mph
Precip.
13%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 70.2°F. The highest and lowest sea temperatures during the month were 74.8°F and 67.3°F.

Air temperature in Summerside, °F

Precipitation total in Summerside, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Summerside

Sunniest months:
August 12 days
May 10 days
July 10 days
Warmest months:
August 71.1 °F
July 70.8 °F
September 64.2 °F
Warmest sea temp:
August 70.3 °F
July 68.6 °F
September 65.4 °F
Coldest months:
February 23.4 °F
January 24.4 °F
March 31.1 °F
Rainiest months:
August 3 days
June 3 days
September 3 days
Windiest months:
November 16.4 mph
December 16.2 mph
January 14.3 mph

Summerside on a weather map

Current weather
11:31
Summerside
+84°F
SE 1 mph
Feels like: +90°F
Precip.: 6%
Places in Canada:
Name
°F
Barrie
+70°F
Vancouver
+59°F
Victoria
+55°F
Winnipeg
+68°F
Halifax
+90°F
Yellowknife
+54°F
Quebec
+70°F
Montreal
+73°F
Niagara Falls
+77°F
Prince Edward Island
+88°F
Ottawa
+72°F
Saint John
+75°F
Sydney
+77°F
Thunder Bay
+64°F
Toronto
+73°F
all places
24 Hours Forecast
Summerside
Local time: 11:31
August 06, thursday
1200
84°F
SE
1 mph
1500
88°F
SW
3 mph
1800
84°F
W
7 mph
2100
70°F
NW
7 mph
August 07, friday
0000
68°F
NW
9 mph
0300
66°F
NW
8 mph
0600
64°F
N
6 mph
0900
68°F
NE
7 mph
Units of measurement: °C / °F