World Resorts Canada Niagara-on-the-Lake Weather

Niagara-on-the-Lake sea water temperature

Current sea water temperature:
+34.3°F
Minimum sea water temperature in February: 38.7°F
Maximum sea water temperature in February: 33.8°F
Average sea water temperature in February: 36.3°F

Sea water temperature for the last 10 days:

February 24 34.3°F February 19 34.2°F
February 23 34.3°F February 18 34.0°F
February 22 34.3°F February 17 33.8°F
February 21 34.2°F February 16 35.4°F
February 20 34.2°F February 15 35.2°F

When is the warmest sea in Niagara-on-the-Lake?

Based on the data about daily sea water temperature for the last three years the warmest sea in Niagara-on-the-Lake was noticed in August, July and September.

Monthly Sea Temperatures in Niagara-on-the-Lake, °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 77.7°F and 70.0°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 74.3°F. The highest and lowest sea temperatures during the month were 78.4°F and 67.1°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 67.8°F. The highest and lowest sea temperatures during the month were 70.0°F and 65.7°F.

Best time for vacation in Niagara-on-the-Lake

Sunniest months:
September 14 days
August 12 days
July 12 days
Warmest months:
July 78.2 °F
August 77.0 °F
June 72.6 °F
Warmest sea temp:
August 74.1 °F
July 73.2 °F
September 69.6 °F
Coldest months:
January 29.2 °F
February 30.4 °F
December 35.9 °F
Rainiest months:
April 3 days
July 3 days
October 2 days
Windiest months:
February 11.9 mph
January 11.9 mph
December 11.8 mph

Niagara-on-the-Lake on a weather map

Niagara-on-the-Lake
+19°F
NE 9 mph
Feels like: +9°F
Precip.: 0%
Places in Canada:
Name
°F
+46°F
+46°F
+10°F
+32°F
+23°F
+10°F
+48°F
+5°F
+30°F
+32°F
+32°F
+46°F
+18°F
24 Hours Forecast
Niagara-on-the-Lake
Local time: 15:40
February 24, tuesday
1800
27°F
N
9 mph
2100
25°F
NW
13 mph
February 25, wednesday
0000
27°F
N
20 mph
0300
28°F
NE
24 mph
0600
28°F
NE
22 mph
0900
30°F
E
22 mph
1200
34°F
E
22 mph
1500
34°F
E
24 mph
Units of measurement: °C / °F