Knysna Water Temperature

Knysna is a town close to Indian Ocean. January is the month with the highest water temperature at 70°F / 21.1°C.
The coldest month is August with an average water temperature of 61.2°F / 16.2°C.
June is the driest at 0in / 0mm and January the wettest month with 1.8in / 46.9mm.
With an average air temperature of 68.5°F / 20.3°C, February is the warmest month in a year. July is the coldest with 55.8°F / 13.2°C average air temperature.
The Climate is described as temperate oceanic climate with warm summer. Best time to Visit would be in February, January, March, December.

Knysna Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: January with 21.1°C / 70°F
Coldest Month Water Temperature: August with 16.2°C / 61.2°F
Warmest Month Air Temperature: February with 20.3°C / 68.5°F
Coldest Month Air Temperature: July with 13.2°C / 55.8°F
Wettest Month: January with 46.9mm / 1.8in
Driest Month: June with 0mm / 0in
Highest Humidity February with 77.7%
Lowest Humidity June with 69.6%
Best Time to Visit: February, January, March, December
Climate Classification temperate oceanic climate with warm summer

Knysna water temperature by month

Indian Ocean water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

21.4 21 20.7

February

21.3 20.8 20.4

March

20.8 19.9 19.1

April

19.3 18.2 17.3

May

17.6 17.4 17

June

17.1 16.9 16.6

July

16.8 16.5 16.2

August

16.5 16.3 16.1

September

17 16.5 16.1

October

17.6 17.2 16.7

November

19.1 18.2 17.4

December

21 19.9 19.1

Indian Ocean water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

70.5 69.8 69.3

February

70.3 69.4 68.7

March

69.4 67.8 66.4

April

66.7 64.8 63.1

May

63.7 63.3 62.6

June

62.8 62.4 61.9

July

62.2 61.7 61.2

August

61.7 61.3 61

September

62.6 61.7 61

October

63.7 63 62.1

November

66.4 64.8 63.3

December

69.8 67.8 66.4
The hottest water temperature typically reached in January with around 70°F / 21.1°C. The coldest in August with an average water temperature of 61.2°F / 16.2°C.

Knysna weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

25.3 20.1 16.4 46.9 0 76.6%

February

24.8 20.3 16.8 22.1 1 77.7%

March

24.4 19.4 15.2 29.7 1 77.1%

April

22.8 17.4 12.7 6.9 0 75.8%

May

21 15.8 11 3.8 0 72.6%

June

18.9 13.8 9.1 0 0 69.6%

July

18.9 13.2 8.9 1.3 0 69.8%

August

18.8 13.5 9.3 3.5 0 71%

September

20.6 14.2 10.2 23.5 0 73.4%

October

21.2 15.9 11.7 7.8 0 75.2%

November

21.7 17 12.9 40.3 1 75.1%

December

24 19 14.9 39.6 1 75.4%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

77.5 68.2 61.5 1.8 0 76.6%

February

76.6 68.5 62.2 0.9 1 77.7%

March

75.9 66.9 59.4 1.2 1 77.1%

April

73 63.3 54.9 0.3 0 75.8%

May

69.8 60.4 51.8 0.1 0 72.6%

June

66 56.8 48.4 0 0 69.6%

July

66 55.8 48 0.1 0 69.8%

August

65.8 56.3 48.7 0.1 0 71%

September

69.1 57.6 50.4 0.9 0 73.4%

October

70.2 60.6 53.1 0.3 0 75.2%

November

71.1 62.6 55.2 1.6 1 75.1%

December

75.2 66.2 58.8 1.6 1 75.4%
June is the driest at 0in / 0mm and January the wettest month with 1.8in / 46.9mm. With an average temperature of 68.5°F / 20.3°C, February is the warmest month in a year. July is the coldest with 55.8°F / 13.2°C average temperature.

Activities & POI in Knysna

Type of Activity List
Attraction Knysna Waterfront, Friday Market, Greetenboom Naturewalk, Featherbed Tours
Golf Course Simola Golf Course
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