Fog in Uruapan

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 Uruapan - Licenciado y General Ignacio Lopez Rayon International Airport (MMPN). This station has climatology and live observations only.

Measuring station

stationairportfog hours/yrforecast
MMPNUruapan - Licenciado y General Ignacio Lopez Rayon International Airport12 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 Uruapan fogs in

Fog here concentrates in July and June — about 12 hours in a typical year at MMPN, usually lasting ~1 h once it forms. Hour-by-hour patterns, live conditions and the forecast strip live on the MMPN station page.

Fog season

January: ~0 hJanFebruary: ~0 hFebMarch: ~0 hMarApril: ~0 hAprMay: ~0 hMayJune: ~2 hJunJuly: ~2 hJulAugust: ~1 hAugSeptember: ~1 hSepOctober: ~1 hOctNovember: ~0 hNovDecember: ~0 hDec
Fog season runs June through July, peaking in June; fog is mostly a 7 PM–7 PM phenomenon; typically thinning out by 8 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.