The bar chart below shows the average monthly peak daytime temperatures at Randfontein
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 26.5 | 26 | 24.7 | 21.7 | 19.5 | 16.6 | 17.3 | 19.9 | 23.4 | 24.6 | 25.1 | 26.2 |
°F | 79.7 | 78.7 | 76.5 | 71.1 | 67.1 | 62 | 63.1 | 67.9 | 74.1 | 76.2 | 77.3 | 79.1 |
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.
The graph below shows the average rainfall and number of rainy days per month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | 120 | 85 | 82 | 59 | 15 | 7 | 4 | 7 | 23 | 70 | 99 | 108 |
inches | 4.7 | 3.3 | 3.2 | 2.3 | 0.6 | 0.3 | 0.1 | 0.3 | 0.9 | 2.8 | 3.9 | 4.2 |
Rainy days | 15 | 11 | 11 | 8 | 3 | 2 | 1 | 2 | 4 | 9 | 13 | 14 |
Average annual rainfall in Randfontein: 677.8mm (266.9 inches)
The bar chart below shows the average daily sunshine hours in Randfontein
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 9 | 8.9 | 8.6 | 8.6 | 9.6 | 9.5 | 10.1 | 10.7 | 10.5 | 9.6 | 9.1 | 9.5 |
The graph below shows the daily range of temperatures for each month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min °C | 14.8 | 14.2 | 12.4 | 8.4 | 3.7 | -0.1 | -0.1 | 2.9 | 7.7 | 10.7 | 12.8 | 14 |
Max °C | 26.8 | 26.3 | 25.1 | 22.1 | 19.9 | 17.1 | 17.7 | 20.4 | 23.8 | 24.9 | 25.5 | 26.5 |
Min °F | 58.6 | 57.5 | 54.2 | 47 | 38.7 | 31.9 | 31.8 | 37.1 | 45.8 | 51.3 | 55 | 57.1 |
Max °F | 69.4 | 68.4 | 65.7 | 59.4 | 53.2 | 47.3 | 47.8 | 52.9 | 60.3 | 64 | 66.4 | 68.4 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 24.2 | 24.5 | 24.2 | 23.4 | 22.2 | 21 | 20.2 | 19.9 | 20.1 | 20.8 | 21.9 | 23.2 |
°F | 75.5 | 76.2 | 75.6 | 74.1 | 71.9 | 69.8 | 68.4 | 67.9 | 68.2 | 69.4 | 71.4 | 73.8 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 9 | 8 | 8 | 7 | 7 | 8 | 8 | 10 | 12 | 12 | 12 | 10 |
mph | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 7 | 6 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|
64% | 65% | 65% | 64% | 56% | 54% | 50% | 45% | 46% | 53% | 59% | 61% |
Hottest month: | January | 26.5°C 79.7°F |
---|---|---|
Driest month: | July | 4mm 0.2ins |
Sunniest month: | August | 10.7hrs |
Coldest month: | June | 16.6°C 61.9°F |
Wettest month: | January | 120mm 4.7ins |
Warmest sea: | February | 24.5°C 76.1°F |