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Water Temperature in Toronto in Lake Ontario: Current and Forecast
On this page, you will find comprehensive information about the water temperature in Toronto in Lake Ontario, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Water Temperature in Toronto
55°F
TODAY
54°F
YESTERDAY
53°F
A WEEK AGO
As of today, the minimum water temperature in Toronto ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Analysis, Historical Data, and Forecast of Water Temperature
Water Temperature Chart for Lake Ontario in Toronto Over the Last 30 Days
Today the water temperature in Toronto is higher than the same day in previous years. The water temperature range here in May is from 46°F to 61°F. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.
The forecasted water temperature values for Toronto are presented in the table below.
The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.
Table of Daily Water Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| May 9 | 53°F | 54°F | |
| May 10 | 55°F | 54°F | |
| May 11 | 55°F | 54°F | |
| May 12 | 53°F | 54°F | |
| May 13 | 53°F | 54°F | |
| May 14 | 54°F | 54°F | |
| May 15 | 54°F | 54°F | |
| May 16 | 55°F | 54°F | |
| May 17 | 54°F | 55°F | |
| May 18 | 54°F | 55°F | |
| May 19 | 54°F | 55°F | |
| May 20 | 54°F | 55°F | |
| May 21 | 54°F | 55°F | |
| May 22 | 54°F | 55°F | |
| May 23 | 54°F | 55°F | |
| May 24 | 54°F | 55°F |
Water Temperature Ranges in Toronto by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 34°F | 39°F | 45°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 32°F | 36°F | 39°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 30°F | 37°F | 43°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 34°F | 45°F | 55°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 46°F | 54°F | 61°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 57°F | 64°F | 72°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 61°F | 70°F | 79°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 66°F | 73°F | 81°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 61°F | 70°F | 79°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 43°F | 56°F | 70°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 39°F | 48°F | 57°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 37°F | 42°F | 46°F |
Monthly Water Temperature Histogram for Lake Ontario in Toronto
Known Beaches in the Area of Toronto?
Sugar Beach
Sugar Beach is a 4-stars sandy beach, is located directly in Toronto. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Hto Park
Hto Park is a 3-stars sandy beach, is located directly in Toronto. There is parking. There are restrooms. There are cafés.
Cherry Beach
Cherry Beach is a 4-stars sandy beach, located in a 2 km (1 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are cafés. Cherry Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Ward's Island Beach
Ward's Island Beach is a 4-stars sandy beach, located in a 2 km (1 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are cafés. Ward's Island Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Centre Island Beach
Centre Island Beach is a 5-stars sandy beach, located in a 2 km (1 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Centre Island Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Hanlan's Point Beach
Hanlan's Point Beach is a 5-stars sandy beach, located in a 2 km (1 miles) radius of Toronto. There are lifeguards on the beach. For those who prefer clothing-optional beaches, Hanlan's Point Beach is a designated nudist beach. There is parking. There are restrooms. There are cafés. Hanlan's Point Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Coronation Park Offleash Dog Park
Coronation Park Offleash Dog Park is a 2-stars sandy beach, located in a 2 km (1 miles) radius of Toronto. There is parking.
Gibraltar Point Beach
Gibraltar Point Beach is a 5-stars sandy beach, located in a 3 km (2 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Tommy Thompson Park
Tommy Thompson Park is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Toronto. There is parking. Tommy Thompson Park is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Ashbridges Bay Beaches
Ashbridges Bay Beaches is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Toronto. There is parking. There are restrooms. There are cafés. Ashbridges Bay Beaches is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible.
Eastern Beaches
Eastern Beaches is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Toronto. There is parking.
Sunnyside Beach
Sunnyside Beach is a 5-stars sandy beach, located in a 6 km (4 miles) radius of Toronto. There are lifeguards on the beach. There is parking. There are restrooms. Sunnyside Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Kew-Balmy Beach
Kew-Balmy Beach is a 5-stars sandy beach, located in a 6 km (4 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Kew-Balmy Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Woodbine Beach
Woodbine Beach is a 4-stars sandy beach, located in a 6 km (4 miles) radius of Toronto. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés.
Woodbine Park
Woodbine Park is a 5-stars sandy beach, located in a 6 km (4 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Woodbine Beach
Woodbine Beach is a 5-stars sandy beach, located in a 6 km (4 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
The Beaches
The Beaches is a 3-stars sandy beach, located in a 7 km (4 miles) radius of Toronto. There is parking. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Cazsimir Gzowski Park Beach
Cazsimir Gzowski Park Beach is a 2-stars sandy beach, located in a 7 km (4 miles) radius of Toronto. There is parking.
Kew Beach
Kew Beach is a 4-stars sandy beach, located in a 7 km (4 miles) radius of Toronto. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are cafés. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Humber Bay Park West
Humber Bay Park West is a 1-stars pebble beach, located in a 8 km (5 miles) radius of Toronto. There is parking.
Toronto Weather
MAY 17
50°F / 72°F
moderate rain showersrain: 42% | wind: 17 mph
MAY 18
50°F / 55°F
overcastrain: 41% | wind: 17 mph
MAY 19
46°F / 61°F
overcastrain: 12% | wind: 16 mph
Water Temperature in Toronto: General Trends and Swimming Opportunities
Toronto, located on the northwestern shore of Lake Ontario, offers a more temperate swimming experience compared to other parts of the Great Lakes. During the summer months, the water temperature in Lake Ontario can range from 70°F to 75°F (21°C to 24°C), making it relatively comfortable for swimming. On hotter days, the water might feel refreshingly cool, offering a great way to escape the summer heat. Many Toronto residents and visitors flock to the city’s beaches, such as Ontario Place, Hanlan's Point, and Woodbine Beach, where they can enjoy swimming, sunbathing, and beach activities.
While swimming in Lake Ontario is quite popular in the summer, it’s important to note that water quality can vary due to factors such as rainfall and water currents. Toronto's public beaches are regularly tested for safety, and advisories are issued when water quality is not ideal for swimming. The city's beaches are well-maintained, with lifeguards present at some locations during peak swimming hours, ensuring a safer experience for swimmers.
As the seasons change, water temperatures in Lake Ontario drop, typically reaching around 40°F to 45°F (4°C to 7°C) by late fall and winter. During these colder months, swimming becomes less common, and the lake can even freeze in certain areas. However, in the warmer months, Toronto's lakeside parks and beaches remain a popular destination for both locals and tourists seeking a refreshing swim and the opportunity to enjoy the natural beauty of the area.
Geographical Location of Toronto
Nearby Cities
Frequently Asked Questions About Toronto and its Water Temperatures
What is the current water temperature in Toronto?
The water temperature today in Toronto is 55°F (12.7°C).
What is the water temperature in Toronto during the summer months?
The average water temperature in Toronto during the summer months is typically between 64°F to 73°F (18°C to 23°C), and it can reach up to 81°F (27°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Toronto in May?
The average water temperature in Toronto in May ranges from 50°F to 61°F (10°C to 16°C).
What is the water temperature in Toronto in September?
The average water temperature in Toronto in September is typically between 61°F to 79°F (16°C to 26°C).
Is it possible to swim in the Lake Ontario in Toronto, and what are the available options for doing so?
Yes, it's possible to swim in various designated swimming areas in Lake Ontario in Toronto, like Woodbine Beach, Cherry Beach, and Bluffer's Park Beach. They offer swimming amenities like lifeguard services, washrooms, and picnic areas for visitors.