Fog in Liverpool

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in August (10-year average).

Measured at Liverpool John Lennon Airport (EGGP). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EGGPLiverpool John Lennon Airport67 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 Liverpool fogs in

Fog here concentrates in December and January — about 67 hours in a typical year at EGGP, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EGGP station page.

Fog season

January: ~17 hJanFebruary: ~4 hFebMarch: ~3 hMarApril: ~2 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~2 hJulAugust: ~0 hAugSeptember: ~5 hSepOctober: ~4 hOctNovember: ~9 hNovDecember: ~20 hDec
Fog season is January, September, November, December, peaking in December; fog is mostly a midnight–9 AM phenomenon; typically thinning out by 2 PM; 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.