Hong Kong monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Hong Kong
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 18.4 | 18.3 | 21.1 | 24.7 | 28.4 | 30 | 31.3 | 31 | 30 | 27.6 | 23.8 | 20.2 |
| °F | 65.1 | 65 | 69.9 | 76.5 | 83.2 | 86.1 | 88.3 | 87.9 | 86 | 81.6 | 74.8 | 68.4 |
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.
Average rainfall & rainy days
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 | 25 | 45 | 70 | 159 | 292 | 354 | 312 | 368 | 245 | 128 | 34 | 27 |
| inches | 1 | 1.8 | 2.8 | 6.3 | 11.5 | 13.9 | 12.3 | 14.5 | 9.6 | 5 | 1.3 | 1.1 |
| Rainy days | 6 | 9 | 10 | 11 | 15 | 19 | 17 | 17 | 15 | 8 | 6 | 4 |
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Hong Kong
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 5.6 | 4 | 3.7 | 4.1 | 5.5 | 5.9 | 7.8 | 7.1 | 6.7 | 6.9 | 6.7 | 6.5 |
Day / night temperatures
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 | 13.1 | 13.6 | 16.2 | 20 | 23.7 | 25.7 | 26.4 | 26.1 | 25.1 | 22.7 | 18.7 | 14.9 |
| Max °C | 18.5 | 18.5 | 21.2 | 24.9 | 28.6 | 30.2 | 31.4 | 31.2 | 30.1 | 27.7 | 23.9 | 20.4 |
| Min °F | 55.6 | 56.4 | 61.2 | 67.9 | 74.6 | 78.2 | 79.5 | 78.9 | 77.2 | 72.9 | 65.7 | 58.7 |
| Max °F | 60.4 | 60.8 | 65.7 | 72.3 | 79 | 82.2 | 84 | 83.5 | 81.7 | 77.4 | 70.3 | 63.7 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 20.1 | 20.3 | 21.5 | 23.1 | 25.9 | 27.9 | 28.8 | 28.8 | 28.4 | 26.6 | 24.1 | 21.4 |
| °F | 68.1 | 68.6 | 70.7 | 73.6 | 78.6 | 82.2 | 83.8 | 83.8 | 83 | 80 | 75.5 | 70.5 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 10 | 11 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 11 | 10 | 10 |
| mph | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 6 | 7 | 7 | 6 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 71% | 78% | 81% | 83% | 83% | 82% | 80% | 81% | 78% | 73% | 69% | 68% |
Other monthly averages
Hong Kong weather stats
| Hottest month: | July | 31.3°C 88.3°F |
|---|---|---|
| Driest month: | January | 25mm 1ins |
| Sunniest month: | November | 6.7hrs |
| Coldest month: | January | 18.4°C 65.1°F |
| Wettest month: | August | 368mm 14.5ins |
| Warmest sea: | August | 28.8°C 83.8°F |
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