{"city":"London","region":"CA-ON","country":"CA","slug":"london-on","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"CYXU","name":"London International Airport","subCat1HoursPerYear":90,"forecast":"live forecast"}],"primaryStation":"CYXU","forecast":{"covered":true,"public":true,"cycle":"2026-08-16T00:00:00Z","peakPct":9,"peakAtLocal":"2026-08-17T05:00:00-04:00","wording":"No, fog is unlikely in the next 36 hours \u2014 the calibrated forecast peaks at just 9%. August typically brings about 6 hours of dense fog here."},"climatology":{"subCat1HoursPerYear":90,"fogSeasonPeakMonths":["December","January"],"medianEventHours":2,"season":{"summary":"Fog season runs August through May, peaking in December; fog is mostly a 2 AM\u20139 AM phenomenon; typically thinning out by noon; a typical event lasts about 2 hours (local time, 10-year average).","months":["January","February","March","April","May","August","September","October","November","December"],"timeOfDay":"2 AM\u20139 AM","typicallyClearsBy":"noon"}},"links":{"page":"https://fogatlas.org/fog/city/london-on/","stationPages":["https://fogatlas.org/fog/cyxu/"],"verification":"https://fogatlas.org/fog/scorecard/"}}