Fog in Toluca

daily fog outlook & 2016–2026 climatology
No fog forecast feed exists for this station. August typically brings about 5 hours of dense fog here (10-year average).

Measured at Adolfo López Mateos International Airport (MMTO). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
MMTOAdolfo López Mateos International Airport60 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 Toluca fogs in

Fog here concentrates in November and December — about 60 hours in a typical year at MMTO, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the MMTO station page.

Fog season

January: ~8 hJanFebruary: ~1 hFebMarch: ~0 hMarApril: ~0 hAprMay: ~1 hMayJune: ~1 hJunJuly: ~4 hJulAugust: ~5 hAugSeptember: ~4 hSepOctober: ~7 hOctNovember: ~18 hNovDecember: ~12 hDec
Fog season is January, August, October, November, December, peaking in November; fog is mostly a 5 AM–8 AM phenomenon; typically thinning out by 9 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.