{"icao":"OIHH","name":"Hamadan Airport","lat":34.8664,"lon":48.5607,"country":"IR","tz":"Asia/Tehran","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":62,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","December"],"monthlyHours":[19,12,7,0,2,0,0,0,0,1,8,14],"medianEventHours":2,"season":{"summary":"Fog season runs November through March, peaking in January; fog is mostly a 3 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","November","December"],"timeOfDay":"3 AM\u20139 AM","typicallyClearsBy":"noon"}},"forecast":{"covered":false,"public":false,"wording":"No fog forecast feed exists for this station. dense fog (visibility under a mile) is rare here in September (10-year average)."},"links":{"page":"https://fogatlas.org/fog/oihh/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=OIHH","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/OIHH.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}