{"icao":"MMSM","name":"Felipe \u00c1ngeles International Airport","lat":19.7438,"lon":-99.0151,"country":"MX","tz":"America/Mexico_City","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":72,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["December","November"],"monthlyHours":[8,6,2,0,1,0,5,4,2,18,19,20],"medianEventHours":2,"season":{"summary":"Fog season is January, February, July, October, November, December, peaking in December; fog is mostly a 3 AM\u20137 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","July","October","November","December"],"timeOfDay":"3 AM\u20137 AM","typicallyClearsBy":"9 AM"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. September typically brings about 2 hours of dense fog here (10-year average)."},"links":{"page":"https://fogatlas.org/fog/mmsm/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=MMSM","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/MMSM.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}