Fog in Santo Ângelo

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 12 hours of dense fog here (10-year average).

Measured at Santo Ângelo Airport (SBNM). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SBNMSanto Ângelo 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 Santo Ângelo fogs in

Fog here concentrates in June and August — about 69 hours in a typical year at SBNM, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the SBNM station page.

Fog season

January: ~4 hJanFebruary: ~4 hFebMarch: ~4 hMarApril: ~3 hAprMay: ~12 hMayJune: ~24 hJunJuly: ~7 hJulAugust: ~12 hAugSeptember: ~6 hSepOctober: ~3 hOctNovember: ~1 hNovDecember: ~1 hDec
Fog season runs May through September, peaking in June; fog is mostly a 5 AM–9 AM phenomenon; typically thinning out by 11 AM; 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.