{"icao":"CYYZ","name":"Toronto Pearson International Airport","lat":43.6759,"lon":-79.6294,"country":"CA","tz":"America/Toronto","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":35,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","November"],"monthlyHours":[8,5,5,2,2,1,0,0,0,3,6,4],"medianEventHours":1,"season":{"summary":"Fog season runs October through May, peaking in January; fog is mostly a midnight\u201311 AM phenomenon; typically thinning out by noon; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","March","April","May","October","November","December"],"timeOfDay":"midnight\u201311 AM","typicallyClearsBy":"noon"}},"forecast":{"covered":true,"public":false,"cycle":"2026-09-04T13:00:00Z","guidanceSignal":false,"wording":"No fog signal in NWS guidance for the next 48 hours. dense fog (visibility under a mile) is rare here in September."},"links":{"page":"https://fogatlas.org/fog/cyyz/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=CYYZ","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/CYYZ.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}