{"station":{"icao":"MMUN","city":{"slug":"cancun","name":"Cancun","country":"Mexico"},"timezone":"America/Cancun","lat":21.16,"lon":-86.85,"us":false,"html":"https://weathermarket.io/station/MMUN","json":"https://weathermarket.io/api/station/MMUN","nwsCli":null},"date":"2026-09-28","window":{"date":"2026-09-28","timezone":"America/Cancun","dayStartUtc":"2026-09-28T05:00:00.000Z","dayEndUtc":"2026-09-29T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":33,"tmaxAt":"2026-09-28T16:44:00.000Z","tmin":26,"tminAt":"2026-09-28T10:44:00.000Z","tavg":28.9,"humidityMean":81.8,"windMean":2.9,"windMax":6.2,"windMaxAt":"2026-09-28T22:47:00.000Z","precipObservedCount":2,"nObservations":25,"maxGapMinutes":71,"units":{"temperature":"°C","wind":"m/s","humidity":"%"},"source":"Extremes over the METAR observations listed in this record (hourly plus special reports) - the same record values.metarDerived carries in /api/station/{icao}/daily"},"extremes":{"tmax":{"obsTimeUtc":"2026-09-28T16:44:00.000Z","obsTimeLocal":"2026-09-28T11:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 281644Z 15008KT 7SM BKN015 BKN250 33/26 A2994 RMK 8/508","temp":33,"dewpoint":26,"humidity":67,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-28T10:44:00.000Z","obsTimeLocal":"2026-09-28T05:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 281044Z 16002KT 7SM FEW250 26/25 A2988 RMK 8/001","temp":26,"dewpoint":25,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-28T22:47:00.000Z","obsTimeLocal":"2026-09-28T17:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 282247Z 15012KT 7SM SCT080 BKN250 29/24 A2990 RMK 8/078 DSNT CB NW","temp":29,"dewpoint":24,"humidity":74,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-29T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":71,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"6563e0ba31682302","lastChangedAt":"2026-09-29T04:59:38.687Z","corrections":[{"obsTimeUtc":"2026-09-28T20:51:00.000Z","correctedAt":"2026-09-28T20:54:38.521Z","original":"SPECI MMUN 282051Z 13008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK 8/963 TSRAB39 OCNL LGTIG W","corrected":"METAR MMUN 282051Z 13008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK 8/963 TSRAB39 OCNL LGTIG W"},{"obsTimeUtc":"2026-09-28T20:53:00.000Z","correctedAt":"2026-09-28T20:59:39.426Z","original":"METAR MMUN 282053Z 19008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 METAR ","corrected":"METAR MMUN 282053Z 19008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK SLP126 57011 905 6//// 8/963 RA INTMT ONCL LTGIC W VRB CONDS"},{"obsTimeUtc":"2026-09-29T02:45:00.000Z","correctedAt":"2026-09-29T03:04:43.023Z","original":"METAR MMUN 290245Z 14004KT 7SM FEW015 SCT080 BKN250 28/25 A2993 RMK SLP136 52010 993 8/132","corrected":"METAR MMUN 290245Z 14004KT 7SM FEW015 SCT080 BKN250 28/25 A2993 RMK SLP136 52010 953 8/132"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMUN/2026-09-28?format=record","status":"anchored","sha256":"1bf66012b4931a19a010a46a92e284ba94a731d8cf73151ab76528aa26da14dd","revision":"6563e0ba31682302","flareTxHash":"0x89d19a214c8c86a0f3a496e202eacefacfd403b6d260c380f661da181735764e","flareBlock":71108794,"anchoredAt":"2026-10-02T02:01:34.292Z","explorer":"https://flare-explorer.flare.network/tx/0x89d19a214c8c86a0f3a496e202eacefacfd403b6d260c380f661da181735764e","matchesCurrent":true,"note":"GET the record bytes, SHA-256 them, and call SnapshotAnchor.isAnchored(sha256) on Flare - the anchored record is the one to settle on"},"qc":{"summary":{"good":25,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-09-28T16:44:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-28T10:44:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":33,"tmin":26,"differsFromRecord":false},"note":"Flags are attached beside the anchored record and are not part of its bytes; the record's extremes are unchanged. A suspect extreme is usable but worth checking against the raw text (extremes.*.reasons); a bad report is physically impossible and excludingBad shows the extremes without it."},"official":null,"observations":[{"obsTimeUtc":"2026-09-28T05:40:00.000Z","obsTimeLocal":"2026-09-28T00:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 280540Z 15004KT 7SM SCT015 28/26 A2992 RMK SLP133 57006 956 8/100 ISOL CI","temp":28,"dewpoint":26,"humidity":89,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:40:00.000Z","obsTimeLocal":"2026-09-28T01:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 280640Z 00000KT 7SM SCT015 28/26 A2992 RMK 8/100","temp":28,"dewpoint":26,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:44:00.000Z","obsTimeLocal":"2026-09-28T02:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 280744Z 18003KT 7SM SCT015 28/26 A2991 RMK 8/100","temp":28,"dewpoint":26,"humidity":89,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:43:00.000Z","obsTimeLocal":"2026-09-28T03:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 280843Z 15002KT 7SM FEW250 27/25 A2989 RMK SLP124 57009 953 8/001 DSNT TCU S","temp":27,"dewpoint":25,"humidity":89,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:43:00.000Z","obsTimeLocal":"2026-09-28T04:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 280943Z 15003KT 7SM FEW250 27/25 A2988 RMK 8/001","temp":27,"dewpoint":25,"humidity":89,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:44:00.000Z","obsTimeLocal":"2026-09-28T05:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 281044Z 16002KT 7SM FEW250 26/25 A2988 RMK 8/001","temp":26,"dewpoint":25,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:40:00.000Z","obsTimeLocal":"2026-09-28T06:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 281140Z 00000KT 7SM FEW015 FEW080 SCT250 27/25 A2990 RMK SLP125 52001 954 8/178","temp":27,"dewpoint":25,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:51:00.000Z","obsTimeLocal":"2026-09-28T07:51:00-05:00","metarType":"METAR","raw":"METAR MMUN 281251Z 00000KT 7SM FEW015 BKN250 29/27 A2993 RMK 8/102","temp":29,"dewpoint":27,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:47:00.000Z","obsTimeLocal":"2026-09-28T08:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 281347Z 18008KT 7SM SCT015 BKN250 31/26 A2993 RMK 8/102","temp":31,"dewpoint":26,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T14:48:00.000Z","obsTimeLocal":"2026-09-28T09:48:00-05:00","metarType":"METAR","raw":"METAR MMUN 281448Z 13008KT 7SM SCT015 BKN250 31/26 A2994 RMK SLP139 52014 953 8/102","temp":31,"dewpoint":26,"humidity":75,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:46:00.000Z","obsTimeLocal":"2026-09-28T10:46:00-05:00","metarType":"METAR","raw":"METAR MMUN 281546Z 17008KT 7SM BKN015 BKN250 32/26 A2995 RMK 8/508","temp":32,"dewpoint":26,"humidity":71,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:44:00.000Z","obsTimeLocal":"2026-09-28T11:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 281644Z 15008KT 7SM BKN015 BKN250 33/26 A2994 RMK 8/508","temp":33,"dewpoint":26,"humidity":67,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:49:00.000Z","obsTimeLocal":"2026-09-28T12:49:00-05:00","metarType":"METAR","raw":"METAR MMUN 281749Z 14008KT 6SM BKN015TCU OVC250 31/25 A2993 RMK SLP137 57002 953 8/207 SC","temp":31,"dewpoint":25,"humidity":70,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:47:00.000Z","obsTimeLocal":"2026-09-28T13:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 281847Z 14010KT 7SM BKN015CB OVC250 31/26 A2991 RMK 8/303","temp":31,"dewpoint":26,"humidity":75,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:51:00.000Z","obsTimeLocal":"2026-09-28T14:51:00-05:00","metarType":"METAR","raw":"METAR MMUN 281951Z 14009KT 7SM SCT015CB BKN080 OVC250 31/25 A2988 RMK 8/368 BINOVC","temp":31,"dewpoint":25,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:51:00.000Z","obsTimeLocal":"2026-09-28T15:51:00-05:00","metarType":"METAR","raw":"METAR MMUN 282051Z 13008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK 8/963 TSRAB39 OCNL LGTIG W","temp":30,"dewpoint":26,"humidity":79,"wind":4.1,"precipObserved":true,"correctedAt":"2026-09-28T20:54:38.521Z","originalRaw":"SPECI MMUN 282051Z 13008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK 8/963 TSRAB39 OCNL LGTIG W"},{"obsTimeUtc":"2026-09-28T20:53:00.000Z","obsTimeLocal":"2026-09-28T15:53:00-05:00","metarType":"METAR","raw":"METAR MMUN 282053Z 19008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 RMK SLP126 57011 905 6//// 8/963 RA INTMT ONCL LTGIC W VRB CONDS","temp":30,"dewpoint":26,"humidity":79,"wind":4.1,"precipObserved":true,"correctedAt":"2026-09-28T20:59:39.426Z","originalRaw":"METAR MMUN 282053Z 19008KT 6SM -TSRA SCT012CB BKN080 OVC250 30/26 A2990 METAR "},{"obsTimeUtc":"2026-09-28T21:47:00.000Z","obsTimeLocal":"2026-09-28T16:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 282147Z 17011KT 7SM FEW015CB BKN080 OVC250 27/25 A2990 RMK 6//// 8/963 BINOVC TSRAE27","temp":27,"dewpoint":25,"humidity":89,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:47:00.000Z","obsTimeLocal":"2026-09-28T17:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 282247Z 15012KT 7SM SCT080 BKN250 29/24 A2990 RMK 8/078 DSNT CB NW","temp":29,"dewpoint":24,"humidity":74,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T23:52:00.000Z","obsTimeLocal":"2026-09-28T18:52:00-05:00","metarType":"METAR","raw":"METAR MMUN 282352Z 14006KT 7SM SCT080 BKN250 28/24 A2990 RMK SLP126 54000 903 8/078 CU","temp":28,"dewpoint":24,"humidity":79,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T00:54:00.000Z","obsTimeLocal":"2026-09-28T19:54:00-05:00","metarType":"METAR","raw":"METAR MMUN 290054Z 00000KT 7SM SCT080 BKN250 27/25 A2992 RMK 8/078 CU","temp":27,"dewpoint":25,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T01:49:00.000Z","obsTimeLocal":"2026-09-28T20:49:00-05:00","metarType":"METAR","raw":"METAR MMUN 290149Z 12006KT 7SM FEW015 SCT080 BKN250 28/25 A2991 RMK 8/138","temp":28,"dewpoint":25,"humidity":84,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T02:45:00.000Z","obsTimeLocal":"2026-09-28T21:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 290245Z 14004KT 7SM FEW015 SCT080 BKN250 28/25 A2993 RMK SLP136 52010 953 8/132","temp":28,"dewpoint":25,"humidity":84,"wind":2.1,"precipObserved":false,"correctedAt":"2026-09-29T03:04:43.023Z","originalRaw":"METAR MMUN 290245Z 14004KT 7SM FEW015 SCT080 BKN250 28/25 A2993 RMK SLP136 52010 993 8/132"},{"obsTimeUtc":"2026-09-29T03:44:00.000Z","obsTimeLocal":"2026-09-28T22:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 290344Z 15007KT 7SM FEW015 SCT080 BKN250 28/25 A2992 RMK 8/132","temp":28,"dewpoint":25,"humidity":84,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T04:40:00.000Z","obsTimeLocal":"2026-09-28T23:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 290440Z 14006KT 7SM OVC080 28/25 A2992 RMK 8/03/ BINOVC","temp":28,"dewpoint":25,"humidity":84,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}],"about":{"record":"Station-day record: the daily extremes over every METAR observation (hourly plus special reports) received for the station's local calendar day - local midnight to local midnight, daylight saving applied. Temperatures are whole degrees Celsius as reported in METAR; a short-lived peak between reports can be missed. This is not a model or an aggregate - every value points at the report that produced it, and every report in the day is listed verbatim.","settlementRule":"The settlement value is the daily maximum (or minimum) of this record once it is final: the local day has ended and the 3-hour correction hold has passed. A day whose longest gap between reports exceeds the station's normal interval plus 30 minutes is final but flagged not settleable - a market should treat it as a review case. Once final, the canonical record bytes are hashed (SHA-256) and the hash is written to the SnapshotAnchor contract on Flare; the anchored record is the settlement record even if reports change afterwards (matchesCurrent then reads false).","verify":["Every METAR in the day is listed with its raw text; compare it with the independent archives linked under links.external (IEM ASOS archive, Ogimet).","GET links.record for the canonical record bytes, SHA-256 them and compare with anchor.sha256; call SnapshotAnchor.isAnchored(sha256) on Flare (anchor.contract, anchor.chainId) to confirm the hash is on-chain. anchor.explorer opens the anchoring transaction.","Permalink pattern for market rules: https://weathermarket.io/station/MMUN/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/MMUN/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for MMUN for the contract date (station-local calendar day), as published at https://weathermarket.io/station/MMUN/YYYY-MM-DD with every observation used, the finality status and the Flare anchor of the record. The daily value is the extreme over the hourly and special METAR reports in that day; a short-lived peak between reports may be missed. If the record is not final and settleable by the resolution deadline, the market is flagged for review."},"links":{"html":"https://weathermarket.io/station/MMUN/2026-09-28","json":"https://weathermarket.io/api/station/MMUN/2026-09-28","record":"https://weathermarket.io/api/station/MMUN/2026-09-28?format=record","prev":"https://weathermarket.io/station/MMUN/2026-09-27","next":"https://weathermarket.io/station/MMUN/2026-09-29","station":"https://weathermarket.io/station/MMUN","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=MMUN&data=metar&year1=2026&month1=9&day1=28&year2=2026&month2=9&day2=30&tz=Etc%2FUTC&format=onlycomma&latlon=no&elev=no&missing=M&trace=T&direct=no&report_type=3&report_type=4","ogimet":"https://www.ogimet.com/display_metars2.php?lang=en&lugar=MMUN&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=9&day=28&hora=5&anof=2026&mesf=9&dayf=29&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMUN"}}}