Fog in Beijing
daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in August (10-year average).
Measured at Beijing Daxing International Airport (ZBAD). This station has climatology and live observations only.
Measuring stations
| station | airport | fog hours/yr | forecast |
|---|---|---|---|
| ZBAD | Beijing Daxing International Airport | 60 h/yr | climatology |
| ZBAA | Beijing Capital International Airport | 7 h/yr | climatology |
Fog is measured where instruments live — airports. Hours/yr = time below CAT I approach minima (visibility under ~½ mile or ceiling under 200 ft), the aviation definition of seriously dense fog.
When Beijing fogs in
Fog here concentrates in November and December — about 60 hours in a typical year at ZBAD, usually lasting ~3 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ZBAD station page.
Fog season
Fog season runs October through January, peaking in November; fog is mostly a 3 AM–10 AM phenomenon; typically thinning out by noon; a typical event lasts about 3 hours once it forms local time · 10-yr average
Machine access: data.json · llms.txt · forecast verification. Not for operational use.