{"icao":"VLLB","name":"Luang Phabang International Airport","lat":19.9043,"lon":102.1672,"country":"LA","tz":"Asia/Vientiane","updated":"2026-09-04T14:25Z","window":{"start":"2016-01-01","through":"2026-08-15"},"climatology":{"subCat1HoursPerYear":43,"bandDefinition":"visibility < ~800 m OR ceiling < 200 ft","fogSeasonPeakMonths":["January","December"],"monthlyHours":[8,4,1,1,0,0,0,0,0,0,1,8],"medianEventHours":1,"season":{"summary":"Fog season runs December through February, peaking in January; fog is mostly a 7 AM\u20138 AM phenomenon; typically thinning out by 9 AM; a typical event lasts about 1 hour (local time, 10-year average).","months":["January","February","December"],"timeOfDay":"7 AM\u20138 AM","typicallyClearsBy":"9 AM"}},"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/vllb/","liveForecastApi":"https://fogatlas.org/api/forecast","liveObservationsApi":"https://fogatlas.org/api/metar?ids=VLLB","hourlyClimatologyDetail":"https://fogatlas.org/data/detail/VLLB.json","verification":"https://fogatlas.org/fog/scorecard/","methodology":"https://fogatlas.org/#methodology"}}