26.08
wed
wed
Day

72°F
N 9 mph
Precip.
18%
18%
Night

64°F
N 9 mph
Precip.
19%
19%
27.08
thu
thu
Day

64°F
E 11 mph
Precip.
43%
43%
Night

59°F
S 6 mph
Precip.
44%
44%
28.08
fri
fri
Day

64°F
SE 4 mph
Precip.
2%
2%
Night

55°F
NE 2 mph
Precip.
11%
11%
29.08
sat
sat
Day

72°F
NE 12 mph
Precip.
14%
14%
Night

64°F
NE 4 mph
Precip.
26%
26%
30.08
sun
sun
Day

68°F
E 7 mph
Precip.
19%
19%
Night

64°F
NW 2 mph
Precip.
48%
48%
31.08
mon
mon
Day

68°F
N 9 mph
Precip.
27%
27%
Night

70°F
NW 6 mph
Precip.
56%
56%
01.09
tue
tue
Day

77°F
NE 9 mph
Precip.
37%
37%
Night

72°F
E 14 mph
Precip.
9%
9%
02.09
wed
wed
Day

72°F
SE 14 mph
Precip.
5%
5%
Night

64°F
SE 4 mph
Precip.
27%
27%
03.09
thu
thu
Day

68°F
SE 8 mph
Precip.
16%
16%
Night

61°F
W 7 mph
Precip.
20%
20%
04.09
fri
fri
Day

64°F
W 10 mph
Precip.
12%
12%
Night

59°F
W 9 mph
Precip.
11%
11%
05.09
sat
sat
Day

61°F
W 12 mph
Precip.
31%
31%
Night

59°F
NW 5 mph
Precip.
43%
43%
06.09
sun
sun
Day

68°F
E 3 mph
Precip.
14%
14%
Night

64°F
N 3 mph
Precip.
22%
22%
07.09
mon
mon
Day

72°F
NW 7 mph
Precip.
17%
17%
Night

66°F
N 6 mph
Precip.
28%
28%
08.09
tue
tue
Day

63°F
NW 6 mph
Precip.
13%
13%
Night

57°F
NW 9 mph
Precip.
16%
16%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 71.5°F. The highest and lowest sea temperatures during the month were 72.7°F and 70.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 66.4°F. The highest and lowest sea temperatures during the month were 68.2°F and 63.9°F.
Air temperature in Barrie, °F
Precipitation total in Barrie, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Barrie
Barrie on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Barrie
Local time: 12:59
August 26, wednesday
1500

75°F
N
12 mph
12 mph
1800

72°F
NW
11 mph
11 mph
2100

68°F
NW
9 mph
9 mph
August 27, thursday
0000

64°F
N
9 mph
9 mph
0300

63°F
N
9 mph
9 mph
0600

63°F
N
6 mph
6 mph
0900

63°F
E
9 mph
9 mph
1200

64°F
E
11 mph
11 mph




























