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Jack Lake

Jack Lake Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Jack Lake, 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 Lake Water Temperature Information

18.7°C

TODAY

16.6°C

YESTERDAY

16.9°C

A WEEK AGO

As of today, the minimum water temperature in the Jack Lake ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.

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 Jack Lake Over the Last 30 Days

Today the water temperature in Jack Lake is higher than the same day in previous years. The water temperature range here in October is from 13°C to 19°C. 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 Jack Lake 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.

Daily Water Temperature Chart

DateCurrentAverageForecast
Sep 3016.9°C19.5°C
Oct 116.8°C16.0°C
Oct 216.8°C16.0°C
Oct 316.7°C16.0°C
Oct 416.6°C16.0°C
Oct 516.6°C16.0°C
Oct 616.6°C16.0°C
Oct 718.7°C16.0°C
Oct 816.0°C18.5°C
Oct 916.0°C18.3°C
Oct 1016.0°C18.2°C
Oct 1116.0°C18.1°C
Oct 1216.0°C18.0°C
Oct 1316.0°C17.9°C
Oct 1416.0°C17.8°C
Oct 1516.0°C17.7°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Jack Lake by Month

January

MinimumAverageMaximum
0°C1.7°C4°C

February

MinimumAverageMaximum
0°C2.2°C5°C

March

MinimumAverageMaximum
1°C3.3°C6°C

April

MinimumAverageMaximum
2°C7°C12°C

May

MinimumAverageMaximum
4°C10°C16°C

June

MinimumAverageMaximum
10°C15°C20°C

July

MinimumAverageMaximum
18°C23.5°C29°C

August

MinimumAverageMaximum
20°C22.8°C25°C

September

MinimumAverageMaximum
17°C19.5°C22°C

October

MinimumAverageMaximum
13°C16°C19°C

November

MinimumAverageMaximum
8°C10.6°C13°C

December

MinimumAverageMaximum
3°C5°C7°C

Monthly Water Temperature Histogram for Jack Lake

Jack Lake Weather

OCTOBER 8

5°C / 14°C
overcast

rain: 24% | wind: 22 km/h

OCTOBER 9

0°C / 14°C
clear sky

rain: 2% | wind: 13 km/h

OCTOBER 10

1°C / 17°C
overcast

rain: 3% | wind: 14 km/h

OCTOBER 11

6°C / 20°C
overcast

rain: 12% | wind: 10 km/h

OCTOBER 12

6°C / 19°C
clear sky

rain: 10% | wind: 14 km/h

OCTOBER 13

5°C / 20°C
partly cloudy

rain: 8% | wind: 10 km/h

Water Temperature in Jack Lake: General Trends and Swimming Opportunities

Jack Lake is located in Canada in the province of Ontario, at an elevation of 908 feet (277 meters) above sea level.

Jack Lake is a medium lake. Its surface area is 4.8 sq mi (12.4 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Jack Lake varies throughout the year, ranging from 32°F (0°C) in January to 84°F (29°C) in July. The average annual water temperature of the lake is 54°F (12°C). The months when the average water temperature in Jack Lake exceeds 68 degrees Fahrenheit (20°C) are July, August and September.

Geographical Location of Jack Lake

Frequently Asked Questions About Jack Lake and its Water Temperatures

What is the current water temperature in Jack Lake?

The water temperature today in Jack Lake is 66°F (18.7°C).

What is the water temperature in Jack Lake during the summer months?

The average water temperature in Jack Lake during the summer months is typically between 63°F to 79°F (17°C to 26°C), and it can reach up to 84°F (29°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Jack Lake in May?

The average water temperature in Jack Lake in May ranges from 52°F to 61°F (11°C to 16°C).

What is the water temperature in Jack Lake in September?

The average water temperature in Jack Lake in September is typically between 64°F to 72°F (18°C to 22°C).

Where is Jack Lake located?

Jack Lake is located in Canada in the province of Ontario, at an elevation of 908 feet (277 meters) above sea level. The surface area of the lake is 4.776 sq mi (12.37 sq km).

Is it possible to swim in Jack Lake and what are the possibilities for this?

Yes, it is possible to swim in Jack Lake, Ontario. The lake is publicly accessible and is often used by locals for swimming, fishing, and boating activities.

What are the coordinates of Jack Lake?

Jack Lake is located at coordinates 44.6870°N 78.0510°W.