Fog in Chapelco/San Martin de los Andes

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 7 hours of dense fog here (10-year average).

Measured at Aviador C. Campos Airport (SAZY). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SAZYAviador C. Campos Airport69 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 Chapelco/San Martin de los Andes fogs in

Fog here concentrates in April and May — about 69 hours in a typical year at SAZY. Hour-by-hour patterns, live conditions and the forecast strip live on the SAZY station page.

Fog season

January: ~0 hJanFebruary: ~0 hFebMarch: ~0 hMarApril: ~15 hAprMay: ~11 hMayJune: ~9 hJunJuly: ~4 hJulAugust: ~7 hAugSeptember: ~6 hSepOctober: ~0 hOctNovember: ~3 hNovDecember: ~0 hDec
Fog season runs April through September, peaking in April; fog is mostly a 9 AM–10 AM phenomenon; typically thinning out by noon local time · 10-yr average

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