Fog in Chaitén

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average).

Measured at Nuevo Chaitén Airport (SCTN). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SCTNNuevo Chaitén Airport36 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 Chaitén fogs in

Fog here concentrates in February and January — about 36 hours in a typical year at SCTN, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the SCTN station page.

Fog season

January: ~6 hJanFebruary: ~7 hFebMarch: ~6 hMarApril: ~2 hAprMay: ~4 hMayJune: ~2 hJunJuly: ~1 hJulAugust: ~1 hAugSeptember: ~0 hSepOctober: ~2 hOctNovember: ~1 hNovDecember: ~4 hDec
Fog season is January, February, March, April, May, June, October, December, peaking in February; fog is mostly a 9 AM–10 AM phenomenon; typically thinning out by 1 PM; a typical event lasts about 1 hour once it forms local time · 10-yr average

Machine access: data.json · llms.txt · forecast verification. Not for operational use.