18.12
thu
thu
Day
34°F
N 19 mph
Precip.
0%
0%
Night
37°F
N 19 mph
Precip.
100%
100%
19.12
fri
fri
Day
28°F
E 16 mph
Precip.
0%
0%
Night
21°F
SE 16 mph
Precip.
0%
0%
20.12
sat
sat
Day
25°F
N 14 mph
Precip.
0%
0%
Night
32°F
E 17 mph
Precip.
89%
89%
21.12
sun
sun
Day
23°F
E 20 mph
Precip.
64%
64%
Night
19°F
SE 14 mph
Precip.
100%
100%
22.12
mon
mon
Day
16°F
NW 6 mph
Precip.
86%
86%
Night
10°F
NW 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
23°F
NW 11 mph
Precip.
0%
0%
Night
30°F
E 9 mph
Precip.
100%
100%
24.12
wed
wed
Day
34°F
SE 13 mph
Precip.
51%
51%
Night
23°F
NE 4 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 41.1°F. The highest and lowest sea temperatures during the month were 43.9°F and 38.5°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 33.5°F. The highest and lowest sea temperatures during the month were 35.6°F and 32.0°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: 03:23
December 18, thursday
0600
32°F
N
15 mph
15 mph
0900
32°F
N
17 mph
17 mph
1200
34°F
N
19 mph
19 mph
1500
36°F
N
19 mph
19 mph
1800
37°F
N
19 mph
19 mph
2100
37°F
N
20 mph
20 mph
December 19, friday
0000
37°F
N
19 mph
19 mph
0300
36°F
NE
9 mph
9 mph
