21.12
sun
sun
Day
27°F
E 20 mph
Precip.
0%
0%
Night
25°F
E 11 mph
Precip.
0%
0%
22.12
mon
mon
Day
32°F
NE 12 mph
Precip.
0%
0%
Night
32°F
NW 5 mph
Precip.
0%
0%
23.12
tue
tue
Day
37°F
N 1 mph
Precip.
0%
0%
Night
34°F
E 14 mph
Precip.
63%
63%
24.12
wed
wed
Day
36°F
E 7 mph
Precip.
0%
0%
Night
34°F
NW 5 mph
Precip.
0%
0%
25.12
thu
thu
Day
36°F
N 2 mph
Precip.
0%
0%
Night
37°F
NW 4 mph
Precip.
100%
100%
26.12
fri
fri
Day
41°F
E 16 mph
Precip.
21%
21%
Night
23°F
S 15 mph
Precip.
0%
0%
27.12
sat
sat
Day
18°F
SW 9 mph
Precip.
0%
0%
Night
19°F
W 6 mph
Precip.
0%
0%
sea water
temperature
temperature
| Niagara-on-the-Lake |
monthly
weather
weather
| Niagara-on-the-Lake |
current
weather
weather
| Niagara-on-the-Lake |
14 days
forecast
forecast
| Niagara-on-the-Lake |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 40.6°F. The highest and lowest sea temperatures during the month were 43.9°F and 39.4°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 38.6°F. The highest and lowest sea temperatures during the month were 40.3°F and 36.3°F.
Air temperature in Niagara-on-the-Lake, °F
Precipitation total in Niagara-on-the-Lake, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Niagara-on-the-Lake
Niagara-on-the-Lake on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Niagara-on-the-Lake
Local time: 03:42
December 21, sunday
0600
25°F
E
20 mph
20 mph
0900
25°F
E
19 mph
19 mph
1200
27°F
E
20 mph
20 mph
1500
28°F
E
20 mph
20 mph
1800
27°F
E
18 mph
18 mph
2100
27°F
E
14 mph
14 mph
December 22, monday
0000
25°F
E
11 mph
11 mph
0300
23°F
E
11 mph
11 mph
