Fog in Guajará-Mirim

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 2 hours of dense fog here (10-year average).

Measured at Guajará-Mirim Airport (SBGM). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
SBGMGuajará-Mirim Airport58 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 Guajará-Mirim fogs in

Fog here concentrates in April and September — about 58 hours in a typical year at SBGM, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the SBGM station page.

Fog season

January: ~3 hJanFebruary: ~1 hFebMarch: ~1 hMarApril: ~10 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~1 hJulAugust: ~2 hAugSeptember: ~9 hSepOctober: ~3 hOctNovember: ~0 hNovDecember: ~1 hDec
Fog season is January, April, September, October, peaking in April; fog is mostly a 5 PM–5 PM phenomenon; typically thinning out by 6 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.