Annual Weather Averages in Airport
Airport is 101 kilometers from Grahamstown, so the actual climate in Grahamstown can vary a bit.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Grahamstown
High Temp: 29 °C
Low Temp: 8 °C
Mean Temp: 19 °C
Precipitation: 43.4 mm
Humidity: 68%
Dew Point: 10 °C
Wind: 31 km/h
Pressure: 101.75 kPa
Visibility: 15 km
January Climate & Weather Averages in Grahamstown
High Temp: 29 °C
Low Temp: 16 °C
Mean Temp: 22 °C
Precipitation: 45.1 mm
Humidity: 75%
Dew Point: 16 °C
Wind: 33 km/h
Pressure: 101.37 kPa
Visibility: 13 km
February Climate & Weather Averages in Grahamstown
High Temp: 28 °C
Low Temp: 16 °C
Mean Temp: 22 °C
Precipitation: 72.4 mm
Humidity: 76%
Dew Point: 16 °C
Wind: 31 km/h
Pressure: 101.38 kPa
Visibility: 14 km
March Climate & Weather Averages in Grahamstown
High Temp: 28 °C
Low Temp: 15 °C
Mean Temp: 21 °C
Precipitation: 64.4 mm
Humidity: 75%
Dew Point: 15 °C
Wind: 29 km/h
Pressure: 101.53 kPa
Visibility: 15 km
April Climate & Weather Averages in Grahamstown
High Temp: 25 °C
Low Temp: 13 °C
Mean Temp: 19 °C
Precipitation: 48.9 mm
Humidity: 71%
Dew Point: 12 °C
Wind: 27 km/h
Pressure: 101.84 kPa
Visibility: 16 km
May Climate & Weather Averages in Grahamstown
High Temp: 24 °C
Low Temp: 11 °C
Mean Temp: 18 °C
Precipitation: 17.1 mm
Humidity: 62%
Dew Point: 8 °C
Wind: 27 km/h
Pressure: 101.93 kPa
Visibility: 18 km
June Climate & Weather Averages in Grahamstown
High Temp: 22 °C
Low Temp: 9 °C
Mean Temp: 16 °C
Precipitation: 9.4 mm
Humidity: 53%
Dew Point: 4 °C
Wind: 30 km/h
Pressure: 102.05 kPa
Visibility: 20 km
July Climate & Weather Averages in Grahamstown
High Temp: 22 °C
Low Temp: 8 °C
Mean Temp: 15 °C
Precipitation: 25.1 mm
Humidity: 54%
Dew Point: 4 °C
Wind: 32 km/h
Pressure: 102.20 kPa
Visibility: 18 km
August Climate & Weather Averages in Grahamstown
High Temp: 22 °C
Low Temp: 9 °C
Mean Temp: 16 °C
Precipitation: 26.2 mm
Humidity: 59%
Dew Point: 5 °C
Wind: 32 km/h
Pressure: 101.98 kPa
Visibility: 16 km
September Climate & Weather Averages in Grahamstown
High Temp: 24 °C
Low Temp: 10 °C
Mean Temp: 17 °C
Precipitation: 33.9 mm
Humidity: 66%
Dew Point: 8 °C
Wind: 33 km/h
Pressure: 101.90 kPa
Visibility: 15 km
October Climate & Weather Averages in Grahamstown
High Temp: 25 °C
Low Temp: 11 °C
Mean Temp: 18 °C
Precipitation: 50.2 mm
Humidity: 70%
Dew Point: 10 °C
Wind: 34 km/h
Pressure: 101.78 kPa
Visibility: 14 km
November Climate & Weather Averages in Grahamstown
High Temp: 25 °C
Low Temp: 12 °C
Mean Temp: 19 °C
Precipitation: 66.6 mm
Humidity: 73%
Dew Point: 12 °C
Wind: 35 km/h
Pressure: 101.60 kPa
Visibility: 13 km
December Climate & Weather Averages in Grahamstown
High Temp: 27 °C
Low Temp: 15 °C
Mean Temp: 21 °C
Precipitation: 61.5 mm
Humidity: 75%
Dew Point: 15 °C
Wind: 32 km/h
Pressure: 101.45 kPa
Visibility: 13 km