Gananoque Water Temperature

Gananoque is a town close to Lake Ontario. Warm-summer humid continental climate would be the climate here. August is the month with the highest water temperature at 74.3°F / 23.5°C. The month with the lowest is March with an average water temperature of 33.3°F / 0.7°C. The avg. air temperature is around 71.2°F / 21.8°C, July is the month with the highest temperature. January is the coolest with 20.7°F / -6.3°C average air temperature. March is the month with the min. precipitation of 0.1in / 2mm and December with the max. precipitation in a year with 2.8in / 70.6mm. June, July, August, September would be the best time to visit this place.

Gananoque Summary

Description Value
Current water temperature / 46.4 °F
Warmest Month Water Temperature: August with 23.5°C / 74.3°F
Coldest Month Water Temperature: March with 0.7°C / 33.3°F
Warmest Month Air Temperature: July with 21.8°C / 71.2°F
Coldest Month Air Temperature: January with -6.3°C / 20.7°F
Wettest Month: December with 70.6mm / 2.8in
Driest Month: March with 2mm / 0.1in
Highest Humidity December with 77.7%
Lowest Humidity April with 68.7%
Best Time to Visit: June, July, August, September
Climate Classification Warm-summer humid continental climate

Gananoque water temperature by month

Lake Ontario water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

4.2 2.7 1.6

February

1.7 0.8 0.4

March

1.5 0.8 0.4

April

4 2.6 1.5

May

10.8 6.8 4.1

June

19 14.4 10.7

July

23.4 21.2 18

August

24 23 21.9

September

23.1 20.4 18

October

17.9 14.6 11.6

November

11.4 9.5 7.7

December

7.6 5.9 4.3

Lake Ontario water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

39.6 36.9 34.9

February

35.1 33.4 32.7

March

34.7 33.4 32.7

April

39.2 36.7 34.7

May

51.4 44.2 39.4

June

66.2 57.9 51.3

July

74.1 70.2 64.4

August

75.2 73.4 71.4

September

73.6 68.7 64.4

October

64.2 58.3 52.9

November

52.5 49.1 45.9

December

45.7 42.6 39.7
The warmest water temperature are in August with around 74.3°F / 23.5°C. The coldest in March with an average water temperature of 33.3°F / 0.7°C.

Gananoque weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 17
Light snow
35 °F
28°F
1 °C
-2°C
4mph (6km/h)
west-southwest
0in (0mm)
55 %
83%
Jan. 18
Scattered clouds
29 °F
23°F
-2 °C
-5°C
2mph (3km/h)
west-northwest
0in (0mm)
0 %
69%
Jan. 19
Light snow
30 °F
21°F
-1 °C
-6°C
1mph (2km/h)
south
0in (1mm)
65 %
68%
Jan. 20
Light snow
20 °F
14°F
-6 °C
-10°C
4mph (6km/h)
west-northwest
0in (0mm)
20 %
70%
Jan. 21
Snow
35 °F
13°F
2 °C
-10°C
5mph (7km/h)
south-southwest
0in (5mm)
95 %
85%
Jan. 22
Mix snow/rain
22 °F
13°F
-6 °C
-10°C
4mph (7km/h)
west-northwest
0in (0mm)
45 %
78%
Jan. 23
Broken clouds
14 °F
7°F
-10 °C
-14°C
4mph (6km/h)
north-northwest
0in (0mm)
20 %
80%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 24
Overcast clouds
17 °F
5°F
-8 °C
-15°C
3mph (4km/h)
west
0in (0mm)
0 %
82%
Jan. 25
Light snow
19 °F
8°F
-7 °C
-13°C
4mph (6km/h)
northeast
0in (3mm)
90 %
92%
Jan. 26
Snow
20 °F
12°F
-7 °C
-11°C
2mph (4km/h)
east-northeast
0in (5mm)
95 %
94%
Jan. 27
Light snow
18 °F
14°F
-8 °C
-10°C
1mph (2km/h)
north-northeast
0in (0mm)
45 %
89%
Jan. 28
Light snow
20 °F
6°F
-7 °C
-15°C
2mph (3km/h)
northwest
0in (0mm)
25 %
87%
Jan. 29
Light snow
32 °F
3°F
0 °C
-16°C
2mph (3km/h)
northwest
0in (0mm)
35 %
89%
Jan. 30
Overcast clouds
18 °F
8°F
-8 °C
-13°C
1mph (1km/h)
southeast
0in (0mm)
15 %
88%
Jan. 31
Broken clouds
20 °F
11°F
-7 °C
-12°C
2mph (4km/h)
northeast
0in (0mm)
0 %
87%
Feb. 01
Light snow
33 °F
20°F
0 °C
-7°C
3mph (5km/h)
southeast
0in (0mm)
40 %
87%

Gananoque weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

-0.1 -6.3 -13.7 64.5 1 75.5%

February

0.1 -5.8 -12.8 34.1 1 74.4%

March

7.7 -1.2 -9 2 0 71.5%

April

14.5 5.8 -1.5 16.6 1 68.7%

May

22.6 13.2 5.5 17.5 1 70.1%

June

25.7 18.5 11.6 22.9 1 73.7%

July

26.5 21.8 16.7 27.3 1 73.1%

August

26.6 21.2 16.5 28 0 74.9%

September

24.5 17.7 12.3 4.5 0 75.9%

October

17.3 10.5 4.3 14.3 0 76.7%

November

11.4 4.5 0 36.7 2 76.8%

December

4.4 -1.4 -6.1 70.6 6 77.7%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

31.8 20.7 7.3 2.5 1 75.5%

February

32.2 21.6 9 1.3 1 74.4%

March

45.9 29.8 15.8 0.1 0 71.5%

April

58.1 42.4 29.3 0.7 1 68.7%

May

72.7 55.8 41.9 0.7 1 70.1%

June

78.3 65.3 52.9 0.9 1 73.7%

July

79.7 71.2 62.1 1.1 1 73.1%

August

79.9 70.2 61.7 1.1 0 74.9%

September

76.1 63.9 54.1 0.2 0 75.9%

October

63.1 50.9 39.7 0.6 0 76.7%

November

52.5 40.1 32 1.4 2 76.8%

December

39.9 29.5 21 2.8 6 77.7%
March is the most draught at 0.1in / 2mm and December the month with the most rain around 2.8in / 70.6mm. The avg. temperature is around 71.2°F / 21.8°C, July is the hottest month in a year. January is the coolest with 20.7°F / -6.3°C avg. temperature.

Activities & POI in Gananoque

Type of Activity List
Beach Joel Stone Beach, Rotary Beach
Marina for Sailing, Boat adventures, fishing Gananoque Municipal Marina
Attraction 1000 Islands Boat Cruises
Golf Course Greene Acre Golf Club
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