The bar chart below shows the average monthly peak daytime temperatures at Germiston
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 26.4 | 25.6 | 24.7 | 22 | 19.8 | 16.7 | 17.3 | 20 | 23.1 | 24.3 | 24.8 | 25.9 |
°F | 79.5 | 78 | 76.5 | 71.6 | 67.6 | 62.1 | 63.2 | 68.1 | 73.6 | 75.7 | 76.7 | 78.6 |
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 | 123 | 93 | 90 | 49 | 16 | 8 | 5 | 7 | 26 | 74 | 110 | 107 |
inches | 4.8 | 3.6 | 3.5 | 1.9 | 0.6 | 0.3 | 0.2 | 0.3 | 1 | 2.9 | 4.3 | 4.2 |
Rainy days | 15 | 10 | 11 | 8 | 3 | 2 | 1 | 2 | 4 | 9 | 13 | 14 |
Average annual rainfall in Germiston: 707.8mm (278.7 inches)
The bar chart below shows the average daily sunshine hours in Germiston
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 8.7 | 8.7 | 8.4 | 8.5 | 9.5 | 9.5 | 9.9 | 10.2 | 10.1 | 9.3 | 8.9 | 9.2 |
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 | 15 | 14.4 | 13 | 9.7 | 5.7 | 2.3 | 2.1 | 4.8 | 8.6 | 11.2 | 12.9 | 14.3 |
Max °C | 26.7 | 25.9 | 25 | 22.3 | 20.1 | 17.1 | 17.7 | 20.4 | 23.5 | 24.6 | 25.1 | 26.2 |
Min °F | 58.9 | 57.8 | 55.4 | 49.5 | 42.3 | 36.1 | 35.8 | 40.6 | 47.4 | 52.2 | 55.2 | 57.7 |
Max °F | 69.4 | 68.2 | 66.2 | 60.8 | 55.2 | 49.5 | 49.8 | 54.7 | 60.8 | 64.2 | 66.2 | 68.4 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 24.7 | 25.1 | 24.8 | 23.9 | 22.7 | 21.5 | 20.7 | 20.4 | 20.6 | 21.3 | 22.4 | 23.7 |
°F | 76.4 | 77.1 | 76.6 | 75 | 72.8 | 70.7 | 69.2 | 68.7 | 69 | 70.3 | 72.3 | 74.6 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 10 | 12 | 13 | 12 | 10 |
mph | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 7 | 8 | 8 | 8 | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
67% | 68% | 67% | 65% | 57% | 54% | 50% | 47% | 48% | 55% | 63% | 64% |
Hottest month: | January | 26.4°C 79.5°F |
---|---|---|
Driest month: | July | 5mm 0.2ins |
Sunniest month: | July | 9.9hrs |
Coldest month: | June | 16.7°C 62.1°F |
Wettest month: | January | 123mm 4.8ins |
Warmest sea: | February | 25.1°C 77.2°F |