Fog in Hefei

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average).

Measured at Hefei Xinqiao International Airport (ZSOF). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
ZSOFHefei Xinqiao International Airport78 h/yrclimatology

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 Hefei fogs in

Fog here concentrates in January and December — about 78 hours in a typical year at ZSOF, usually lasting ~3 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ZSOF station page.

Fog season

January: ~26 hJanFebruary: ~8 hFebMarch: ~6 hMarApril: ~3 hAprMay: ~2 hMayJune: ~1 hJunJuly: ~2 hJulAugust: ~1 hAugSeptember: ~2 hSepOctober: ~7 hOctNovember: ~7 hNovDecember: ~12 hDec
Fog season runs October through February, peaking in January; fog is mostly a 4 AM–9 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.