{"city":"Ulaanbaatar (Sergelen)","region":"MN-047","country":"MN","slug":"ulaanbaatar-sergelen","updated":"2026-08-16T02:45Z","window":{"start":"2016-01-01","through":"2026-08-15"},"stations":[{"icao":"ZMCK","name":"Ulaanbaatar Chinggis Khaan International Airport","subCat1HoursPerYear":5,"forecast":"climatology"}],"primaryStation":"ZMCK","forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. August typically brings about 1 hour of dense fog here (10-year average)."},"climatology":{"subCat1HoursPerYear":5,"fogSeasonPeakMonths":["June","March"],"medianEventHours":null,"season":{"summary":"Fog season is June, peaking in June; fog is mostly a 4 AM\u20138 AM phenomenon; typically thinning out by 9 AM (local time, 10-year average).","months":["June"],"timeOfDay":"4 AM\u20138 AM","typicallyClearsBy":"9 AM"}},"links":{"page":"https://fogatlas.org/fog/city/ulaanbaatar-sergelen/","stationPages":["https://fogatlas.org/fog/zmck/"],"verification":"https://fogatlas.org/fog/scorecard/"}}