Current sea water temperature:
+33.1°F
| Minimum sea water temperature in March: | 39.2°F |
| Maximum sea water temperature in March: | 31.3°F |
| Average sea water temperature in March: | 33.0°F |
| more information | |
14 days
forecast
forecast
| Montreal |
monthly
weather
weather
| Montreal |
Sea water temperature for the last 10 days:
| March 17 | 33.1°F | March 12 | 33.1°F |
| March 16 | 33.1°F | March 11 | 33.1°F |
| March 15 | 33.1°F | March 10 | 33.1°F |
| March 14 | 33.1°F | March 9 | 32.0°F |
| March 13 | 33.1°F | March 8 | 32.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Montreal?
Based on the data about daily sea water temperature for the last three years the warmest sea in Montreal was noticed in July, August and September.
Monthly Sea Temperatures in Montreal, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 75.8°F. The highest and lowest sea temperatures during the month were 79.2°F and 71.8°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.7°F. The highest and lowest sea temperatures during the month were 79.2°F and 68.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 66.7°F. The highest and lowest sea temperatures during the month were 69.6°F and 64.2°F.
current
weather
weather
| Montreal |
weather in
March
March
| Montreal |
Best time for vacation in Montreal
Montreal on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Montreal
Local time: 04:36
March 17, tuesday
0600
30°F
NE
24 mph
24 mph
0900
23°F
NE
23 mph
23 mph
1200
19°F
E
22 mph
22 mph
1500
19°F
E
19 mph
19 mph
1800
18°F
E
17 mph
17 mph
2100
14°F
E
12 mph
12 mph
March 18, wednesday
0000
14°F
E
11 mph
11 mph
0300
14°F
E
11 mph
11 mph
