Outdoor exercise
Is it safe to run in Hong Kong today?
Live AQI and the best running window for Hong Kong based on Open-Meteo hourly forecasts.
Running today
Yes — generally safe for outdoor running
Current conditions are good for outdoor running, including longer or higher-intensity sessions. Sensitive groups — young children, older adults, and people with asthma or heart conditions — can generally exercise outdoors as normal, but it is still worth checking the hourly forecast below in case conditions shift later in the day.
Current AQI in Hong Kong
88
Moderate
Updated 20 Jul 2026, 17:00
Best window to run (next 12h)
22:00 – 23:00 · lowest ~79 AQI
Hourly AQI (next 12 hours)
Now
96
18:00
92
19:00
92
20:00
88
21:00
83
22:00
79
23:00
80
00:00
88
01:00
88
02:00
95
03:00
108
04:00
117
What affects air quality for runners in Hong Kong
Hong Kong's air quality blends local traffic and port emissions with regional smog transported from the wider Pearl River Delta industrial belt. When northerly winds prevail, PM2.5 and ozone can climb even in neighbourhoods far from busy roads.