Mossel Bay monthly weather averages

Average daytime temperature

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

Mossel Bay average temperature chart (Celsius) Mossel Bay average temperature chart (Fahrenheit)
Average monthly temperatures in Mossel Bay (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.8 24.7 23.6 22 20.4 19 18.4 18.3 19 19.9 21.7 23.6
°F 76.6 76.4 74.4 71.6 68.8 66.2 65.1 65 66.2 67.9 71.1 74.5

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.

Mossel Bay monthly rainfall chart (mm) Mossel Bay monthly rainfall chart (inches)
Average monthly rainfall in Mossel Bay (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 33 32 37 45 39 35 33 47 37 46 38 31
inches 1.3 1.3 1.4 1.8 1.5 1.4 1.3 1.8 1.5 1.8 1.5 1.2
Rainy days 7 8 9 8 8 8 8 9 9 10 9 8

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Mossel Bay

Mossel Bay average daily sunshine chart
Average daily sunshine Mossel Bay
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.3 8.7 7.7 7 6.6 6.4 6.9 7.1 7.3 7.9 8.6 9.4

Day / night temperatures

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

Mossel Bay average minimum / maximum temperatures (Celsius) Mossel Bay average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Mossel Bay (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 16.9 16.9 15.9 13.7 11.5 9.9 9 9.2 10.4 11.9 13.9 15.7
Max °C 25 24.9 23.7 22.2 20.7 19.2 18.6 18.6 19.2 20.1 21.9 23.8
Min °F 62.3 62.4 60.6 56.6 52.6 49.8 48.1 48.6 50.7 53.5 57 60.2
Max °F 69.6 69.6 67.6 64.3 60.9 58.2 56.8 57 58.6 60.8 64.2 67.5

Sea temperature

The graph below shows the average sea temperature.

Mossel Bay average sea temperature chart (Celsius) Mossel Bay average sea temperature chart (Fahrenheit)
Average sea temperature around Mossel Bay in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 21.8 21.8 21.1 19.6 18.8 18 17.3 17.2 17.4 18 19.1 20.6
°F 71.2 71.3 69.9 67.3 65.8 64.4 63.2 62.9 63.3 64.3 66.4 69.1

Wind speed

The graph below shows the average wind speed.

Mossel Bay average winspeed by month (km/h) Mossel Bay average winspeed by month (mph)
Average wind speed in Mossel Bay (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 16 14 12 12 13 13 14 14 16 17 18
mph 11 10 9 8 8 8 8 9 9 10 11 11

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.

Mossel Bay relative humidity averages
Average relative humidity in Mossel Bay
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 76% 77% 76% 72% 69% 70% 72% 75% 76% 75% 74%

Other monthly averages

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Mossel Bay weather stats

Mossel Bay weather statistics
Hottest month: January 24.8°C 76.6°F
Driest month: December 31mm 1.2ins
Sunniest month: July 6.9hrs
Coldest month: July 18.4°C 65.1°F
Wettest month: August 47mm 1.9ins
Warmest sea: February 21.8°C 71.2°F
Map showing location of Mossel Bay (-34.18307, 22.14605)

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