Fog in St. Gallen

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 Sankt Gallen Altenrhein Airport (LSZR). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
LSZRSankt Gallen Altenrhein Airport148 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 St. Gallen fogs in

Fog here concentrates in December and January — about 148 hours in a typical year at LSZR, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the LSZR station page.

Fog season

January: ~37 hJanFebruary: ~18 hFebMarch: ~4 hMarApril: ~1 hAprMay: ~0 hMayJune: ~0 hJunJuly: ~0 hJulAugust: ~0 hAugSeptember: ~0 hSepOctober: ~18 hOctNovember: ~24 hNovDecember: ~48 hDec
Fog season runs October through February, peaking in December; fog here can hit at any hour of the day; 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.