Knysna monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Knysna

Knysna average temperature chart (Celsius) Knysna average temperature chart (Fahrenheit)
Average monthly temperatures in Knysna (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 23.3 23.4 22.4 21.5 20.2 18.5 17.8 17.8 18.4 19.2 20.6 22.1
°F 74 74.2 72.3 70.7 68.4 65.4 64 64.1 65 66.5 69.1 71.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Knysna monthly rainfall chart (mm) Knysna monthly rainfall chart (inches)
Average monthly rainfall in Knysna (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 68 62 73 78 71 69 67 95 75 91 74 65
inches 2.7 2.4 2.9 3.1 2.8 2.7 2.7 3.8 3 3.6 2.9 2.6
Rainy days 10 10 10 9 9 9 8 10 11 12 10 11

Average annual rainfall in Knysna: 877.3mm (345.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Knysna

Knysna average daily sunshine chart
Average daily sunshine Knysna
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.6 9 8 7.3 6.8 6.6 7.2 7.5 7.4 8.1 8.9 9.7

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Knysna average minimum / maximum temperatures (Celsius) Knysna average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Knysna (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 16.1 16.2 15.3 13.9 12 10.3 9.4 9.6 10.5 11.9 13.4 14.8
Max °C 23.5 23.6 22.6 21.7 20.4 18.8 18 18.1 18.6 19.4 20.8 22.3
Min °F 61 61.2 59.5 57 53.6 50.5 48.9 49.2 50.8 53.3 56.1 58.6
Max °F 67.6 67.8 66 64 61.2 58.1 56.7 56.8 58.1 60.1 62.8 65.3

Sea temperature

The graph below shows the average sea temperature.

Knysna average sea temperature chart (Celsius) Knysna average sea temperature chart (Fahrenheit)
Average sea temperature around Knysna in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 22.2 22.3 21.8 20.5 19.8 19 18.2 18 18.2 18.7 19.7 21.1
°F 71.9 72.2 71.2 69 67.7 66.2 64.8 64.4 64.7 65.6 67.5 70

Wind speed

The graph below shows the average wind speed.

Knysna average winspeed by month (km/h) Knysna average winspeed by month (mph)
Average wind speed in Knysna (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 15 13 12 11 12 12 14 14 16 17 17
mph 10 9 8 7 7 7 8 9 9 10 10 10

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Knysna relative humidity averages
Average relative humidity in Knysna
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 76% 77% 76% 71% 69% 69% 71% 75% 75% 75% 74%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Knysna weather stats

Knysna weather statistics
Hottest month: February 23.4°C 74.1°F
Driest month: February 62mm 2.4ins
Sunniest month: July 7.2hrs
Coldest month: July 17.8°C 64°F
Wettest month: August 95mm 3.7ins
Warmest sea: February 22.3°C 72.1°F
Map showing location of Knysna (-34.03627, 23.04713) Knysna map pin © Google

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