The bar chart below shows the average monthly peak daytime temperatures at Riyadh
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 19.7 | 22.4 | 27.1 | 31.9 | 38.4 | 41.2 | 42.5 | 42.2 | 39.7 | 34.2 | 27.2 | 21.4 |
°F | 67.4 | 72.4 | 80.8 | 89.4 | 101.2 | 106.1 | 108.5 | 107.9 | 103.5 | 93.6 | 81 | 70.4 |
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 | 16 | 7 | 32 | 31 | 11 | 0 | 0 | 0 | 0 | 1 | 6 | 14 |
inches | 0.6 | 0.3 | 1.2 | 1.2 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.5 |
Rainy days | 3 | 3 | 6 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
Average annual rainfall in Riyadh: 188.3mm (74.1 inches)
The bar chart below shows the average daily sunshine hours in Riyadh
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 8.3 | 8.8 | 8.9 | 9.6 | 10.9 | 11.6 | 10.8 | 10.9 | 11.1 | 10.6 | 9.4 | 8.3 |
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 | 7.7 | 9.9 | 14.2 | 18.6 | 24 | 25.9 | 27.1 | 26.7 | 23.7 | 18.8 | 14.1 | 9.2 |
Max °C | 20 | 22.8 | 27.5 | 32.2 | 38.8 | 41.6 | 42.9 | 42.6 | 40.1 | 34.6 | 27.6 | 21.7 |
Min °F | 45.8 | 49.7 | 57.5 | 65.5 | 75.2 | 78.5 | 80.8 | 80 | 74.7 | 65.8 | 57.3 | 48.5 |
Max °F | 56.8 | 61.3 | 69.4 | 77.7 | 88.5 | 92.7 | 95 | 94.3 | 89.4 | 80.1 | 69.4 | 59.7 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 21.7 | 20.9 | 21.7 | 24.1 | 27.2 | 29.2 | 30.2 | 30.7 | 30.4 | 29.4 | 26.9 | 24 |
°F | 71.1 | 69.5 | 71.1 | 75.4 | 81 | 84.6 | 86.4 | 87.3 | 86.7 | 84.8 | 80.5 | 75.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 10 | 12 | 12 | 10 | 10 | 12 | 12 | 12 | 9 | 7 | 7 | 7 |
mph | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 5 | 4 | 4 | 4 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|
51% | 41% | 36% | 34% | 23% | 15% | 16% | 15% | 19% | 26% | 38% | 47% |
Hottest month: | July | 42.5°C 108.5°F |
---|---|---|
Driest month: | June | 0mm 0ins |
Sunniest month: | October | 10.6hrs |
Coldest month: | January | 19.7°C 67.5°F |
Wettest month: | March | 32mm 1.3ins |
Warmest sea: | August | 30.7°C 87.3°F |