The bar chart below shows the average monthly peak daytime temperatures at Perth
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | -5.7 | -4.1 | 2.2 | 10.5 | 18.3 | 23.1 | 26.3 | 24.7 | 19.6 | 12.9 | 5.1 | -2.9 |
°F | 21.7 | 24.6 | 36 | 50.9 | 65 | 73.5 | 79.3 | 76.4 | 67.3 | 55.1 | 41.2 | 26.9 |
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 | 57 | 59 | 62 | 66 | 69 | 70 | 76 | 77 | 81 | 70 | 77 | 80 |
inches | 2.2 | 2.3 | 2.4 | 2.6 | 2.7 | 2.8 | 3 | 3 | 3.2 | 2.7 | 3 | 3.1 |
Rainy days | 11 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 11 |
Average annual rainfall in Perth: 810.667mm (319.2 inches)
The bar chart below shows the average daily sunshine hours in Perth
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 3.6 | 4.8 | 5.3 | 6.7 | 8 | 8.9 | 9.8 | 8.5 | 6.2 | 5 | 3.1 | 2.7 |
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 | -15.5 | -14.6 | -7.5 | -0.2 | 6.4 | 11.5 | 14.3 | 13.1 | 8.8 | 2.9 | -2.1 | -11.2 |
Max °C | -5.5 | -3.9 | 2.5 | 10.8 | 18.6 | 23.4 | 26.6 | 25 | 19.9 | 13.1 | 5.3 | -2.7 |
Min °F | 4.1 | 5.8 | 18.6 | 31.7 | 43.5 | 52.6 | 57.7 | 55.5 | 47.8 | 37.2 | 28.2 | 11.9 |
Max °F | 13.1 | 15.4 | 27.5 | 41.5 | 54.5 | 63.3 | 68.7 | 66.2 | 57.7 | 46.4 | 34.9 | 19.6 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 3.4 | 2.5 | 2.4 | 3.4 | 6.3 | 12.8 | 18.9 | 20.8 | 18.5 | 13.5 | 8.8 | 5.2 |
°F | 38.1 | 36.5 | 36.4 | 38.1 | 43.4 | 55.1 | 66.1 | 69.5 | 65.4 | 56.3 | 47.8 | 41.3 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 16 | 16 | 16 | 16 | 13 | 12 | 12 | 12 | 13 | 14 | 16 | 16 |
mph | 10 | 10 | 10 | 10 | 8 | 8 | 7 | 7 | 8 | 9 | 10 | 10 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
75% | 72% | 71% | 66% | 67% | 71% | 72% | 75% | 77% | 76% | 78% | 79% |
Hottest month: | July | 26.3°C 79.3°F |
---|---|---|
Driest month: | January | 57mm 2.2ins |
Sunniest month: | July | 9.8hrs |
Coldest month: | January | -5.7°C 21.7°F |
Wettest month: | September | 81mm 3.2ins |
Warmest sea: | August | 20.8°C 69.4°F |