Fog in Columbia, SC

daily fog outlook & 2016–2026 climatology
Fog unlikely through Sunday (peak 6%). August typically brings about 1 hour of dense fog here.forecast cycle 2026-08-16T00:00:00Z · page rebuilt daily · live layers below update hourly

Measured at Columbia Metropolitan Airport (KCAE). Forecast percentages for this station have passed live verification.

Measuring stations

stationairportfog hours/yrforecast
KCAEColumbia Metropolitan Airport35 h/yrlive forecast
KCUBJim Hamilton L.B. Owens Airport23 h/yrverifying

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 Columbia fogs in

Fog here concentrates in December and November — about 35 hours in a typical year at KCAE, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the KCAE station page.

Fog season

January: ~6 hJanFebruary: ~5 hFebMarch: ~1 hMarApril: ~0 hAprMay: ~0 hMayJune: ~1 hJunJuly: ~0 hJulAugust: ~1 hAugSeptember: ~1 hSepOctober: ~2 hOctNovember: ~7 hNovDecember: ~10 hDec
Fog season runs November through February, peaking in December; fog is mostly a midnight–8 AM phenomenon; typically thinning out by 10 AM; a typical event lasts about 1 hour once it forms local time · 10-yr average

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