Fog in Changchun

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 4 hours of dense fog here (10-year average).

Measured at Changchun Longjia International Airport (ZYCC). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
ZYCCChangchun Longjia International Airport32 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 Changchun fogs in

Fog here concentrates in November and September — about 32 hours in a typical year at ZYCC, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ZYCC station page.

Fog season

January: ~2 hJanFebruary: ~1 hFebMarch: ~3 hMarApril: ~3 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~3 hJulAugust: ~4 hAugSeptember: ~6 hSepOctober: ~0 hOctNovember: ~8 hNovDecember: ~1 hDec
Fog season is January, March, April, July, August, September, November, peaking in November; fog is mostly a 3 AM–7 AM phenomenon; typically thinning out by 11 AM; a typical event lasts about 2 hours once it forms local time · 10-yr average

Machine access: data.json · llms.txt · forecast verification. Not for operational use.