Fog in Saint-Sauveur

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 5 hours of dense fog here (10-year average).

Measured at Luxeuil-Saint-Sauveur (BA 116) Air Base (LFSX). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
LFSXLuxeuil-Saint-Sauveur (BA 116) Air Base167 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 Saint-Sauveur fogs in

Fog here concentrates in December and October — about 167 hours in a typical year at LFSX, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the LFSX station page.

Fog season

January: ~20 hJanFebruary: ~11 hFebMarch: ~4 hMarApril: ~7 hAprMay: ~8 hMayJune: ~4 hJunJuly: ~3 hJulAugust: ~5 hAugSeptember: ~9 hSepOctober: ~32 hOctNovember: ~26 hNovDecember: ~45 hDec
Fog season runs October through January, peaking in December; fog is mostly a 10 PM–10 AM phenomenon; typically thinning out by noon; 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.