Fog in Cambridge, Cambridgeshire

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 Cambridge City Airport (EGSC). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
EGSCCambridge City Airport62 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 Cambridge, Cambridgeshire fogs in

Fog here concentrates in October and December — about 62 hours in a typical year at EGSC, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the EGSC station page.

Fog season

January: ~2 hJanFebruary: ~2 hFebMarch: ~4 hMarApril: ~2 hAprMay: ~2 hMayJune: ~2 hJunJuly: ~0 hJulAugust: ~4 hAugSeptember: ~7 hSepOctober: ~9 hOctNovember: ~8 hNovDecember: ~9 hDec
Fog season is March, August, September, October, November, December, peaking in October; fog is mostly a 6 AM–6 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.