Fog in Trier

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 Spangdahlem Air Base (ETAD). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
ETADSpangdahlem Air Base197 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 Trier fogs in

Fog here concentrates in November and December — about 197 hours in a typical year at ETAD, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the ETAD station page.

Fog season

January: ~44 hJanFebruary: ~13 hFebMarch: ~4 hMarApril: ~2 hAprMay: ~4 hMayJune: ~3 hJunJuly: ~2 hJulAugust: ~4 hAugSeptember: ~9 hSepOctober: ~20 hOctNovember: ~48 hNovDecember: ~44 hDec
Fog season runs October through February, peaking in November; fog is mostly a midnight–11 AM phenomenon; 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.