Fog in Rome

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 Rome–Fiumicino Leonardo da Vinci International Airport (LIRF). This station has climatology and live observations only.

Measuring stations

stationairportfog hours/yrforecast
LIRFRome–Fiumicino Leonardo da Vinci International Airport20 h/yrclimatology
LIRACiampino–G. B. Pastine International Airport12 h/yrclimatology
LIRURome Urbe Airport53 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 Rome fogs in

Fog here concentrates in April and February — about 20 hours in a typical year at LIRF, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the LIRF station page.

Fog season

January: ~2 hJanFebruary: ~4 hFebMarch: ~1 hMarApril: ~4 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~3 hJulAugust: ~1 hAugSeptember: ~0 hSepOctober: ~1 hOctNovember: ~1 hNovDecember: ~1 hDec
Fog season is January, February, April, July, peaking in February; fog is mostly a 2 AM–7 AM phenomenon; typically thinning out by 9 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.