Niagara-on-the-Lake sea water temperature

Current sea water temperature:

+72.3°F


Minimum sea water temperature in September:	76.5°F
Maximum sea water temperature in September:	63.9°F
Average sea water temperature in September:	69.8°F

more information

14 days
forecast

Niagara-on-the-Lake

monthly
weather

Niagara-on-the-Lake

September 15	72.3°F	September 10	72.0°F
September 14	70.7°F	September 9	71.8°F
September 13	71.2°F	September 8	72.1°F
September 12	72.9°F	September 7	72.3°F
September 11	72.5°F	September 6	72.3°F

January
February
March
April

May
June
July
August

September
October
November
December

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.

Show year:

2026

2025

2024

The average sea water temperature in August of 2026 was 73.2°F. The highest and lowest sea temperatures during the month were 75.7°F and 71.2°F.

Show year:

2026

2025

2024

The average sea water temperature in July of 2026 was 72.8°F. The highest and lowest sea temperatures during the month were 74.3°F and 69.6°F.

Show year:

2026

2025

2024

The average sea water temperature in September of 2026 was 72.2°F. The highest and lowest sea temperatures during the month were 73.4°F and 70.7°F.

current
weather

Niagara-on-the-Lake

weather in
September

Niagara-on-the-Lake