Fog in Casablanca

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 6 hours of dense fog here (10-year average).

Measured at Mohammed V International Airport (GMMN). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
GMMNMohammed V International Airport184 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 Casablanca fogs in

Fog here concentrates in February and October — about 184 hours in a typical year at GMMN, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the GMMN station page.

Fog season

January: ~23 hJanFebruary: ~30 hFebMarch: ~18 hMarApril: ~9 hAprMay: ~7 hMayJune: ~3 hJunJuly: ~5 hJulAugust: ~6 hAugSeptember: ~11 hSepOctober: ~29 hOctNovember: ~20 hNovDecember: ~25 hDec
Fog season runs September through April, peaking in February; fog is mostly a 1 AM–9 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.