Fog in Joinville

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 17 hours of dense fog here (10-year average).

Measured at Lauro Carneiro de Loyola Airport (SBJV). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SBJVLauro Carneiro de Loyola Airport79 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 Joinville fogs in

Fog here concentrates in July and August — about 79 hours in a typical year at SBJV, usually lasting ~2 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the SBJV station page.

Fog season

January: ~1 hJanFebruary: ~3 hFebMarch: ~3 hMarApril: ~3 hAprMay: ~7 hMayJune: ~13 hJunJuly: ~23 hJulAugust: ~17 hAugSeptember: ~7 hSepOctober: ~1 hOctNovember: ~0 hNovDecember: ~0 hDec
Fog season runs May through September, peaking in July; fog is mostly a 5 AM–8 AM phenomenon; typically thinning out by 10 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.