{"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":"2026-10-31","window":{"date":"2026-10-31","timezone":"America/Cancun","dayStartUtc":"2026-10-31T05:00:00.000Z","dayEndUtc":"2026-11-01T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":31,"tmaxAt":"2026-10-31T18:40:00.000Z","tmin":23,"tminAt":"2026-10-31T10:40:00.000Z","tavg":27.2,"humidityMean":82.1,"windMean":2.1,"windMax":5.7,"windMaxAt":"2026-10-31T16:42:00.000Z","precipObservedCount":0,"nObservations":24,"maxGapMinutes":65,"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":"2026-10-31T18:40:00.000Z","obsTimeLocal":"2026-10-31T13:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 311840Z 13009KT 7SM BKN015 BKN080 31/24 A2997 RMK 8/130 DSNT TCU N","temp":31,"dewpoint":24,"humidity":66,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T10:40:00.000Z","obsTimeLocal":"2026-10-31T05:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 311040Z 00000KT 7SM FEW020 SCT080 23/23 A2993 RMK 8/230","temp":23,"dewpoint":23,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T16:42:00.000Z","obsTimeLocal":"2026-10-31T11:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 311642Z 12011KT 7SM BKN015TCU 30/24 A3000 RMK 8/200","temp":30,"dewpoint":24,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":65,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"d0a15ba3aa4029e1","lastChangedAt":"2026-11-01T05:00:20.928Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMUN/2026-10-31?format=record","status":"anchored","sha256":"e551585faef5f6158887d6280496adea1c5f4e28590d748d416edce6dad2ddeb","revision":"d0a15ba3aa4029e1","flareTxHash":"0xbf5a54d84bf3217ddb9b6df934222c6d620bf627299c74dcc769e884dae7a78c","flareBlock":73850351,"anchoredAt":"2026-11-06T02:01:51.695Z","explorer":"https://flare-explorer.flare.network/tx/0xbf5a54d84bf3217ddb9b6df934222c6d620bf627299c74dcc769e884dae7a78c","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-31T18:40:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T10:40:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":31,"tmin":23,"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":"2026-10-31T05:40:00.000Z","obsTimeLocal":"2026-10-31T00:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 310540Z 00000KT 7SM SCT020 25/24 A2995 RMK SLP143 57006 902 8/100","temp":25,"dewpoint":24,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T06:40:00.000Z","obsTimeLocal":"2026-10-31T01:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 310640Z 00000KT 7SM SCT020 24/23 A2994 RMK 8/100 MDT CU","temp":24,"dewpoint":23,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T07:41:00.000Z","obsTimeLocal":"2026-10-31T02:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 310741Z 32002KT 7SM SCT020 24/23 A2993 RMK 8/100","temp":24,"dewpoint":23,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T08:40:00.000Z","obsTimeLocal":"2026-10-31T03:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 310840Z 00000KT 7SM FEW020 24/23 A2993 RMK SLP135 57008 908 8/100","temp":24,"dewpoint":23,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T09:41:00.000Z","obsTimeLocal":"2026-10-31T04:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 310941Z 00000KT 7SM FEW020 24/23 A2993 RMK 8/500","temp":24,"dewpoint":23,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T10:40:00.000Z","obsTimeLocal":"2026-10-31T05:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 311040Z 00000KT 7SM FEW020 SCT080 23/23 A2993 RMK 8/230","temp":23,"dewpoint":23,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T11:40:00.000Z","obsTimeLocal":"2026-10-31T06:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 311140Z 00000KT 7SM SCT020 BKN090 23/23 A2995 RMK SLP144 52009 913 8/230 CI","temp":23,"dewpoint":23,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T12:45:00.000Z","obsTimeLocal":"2026-10-31T07:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 311245Z 00000KT 7SM FEW015TCU 25/24 A2997 RMK 8/200","temp":25,"dewpoint":24,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T13:41:00.000Z","obsTimeLocal":"2026-10-31T08:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 311341Z 11005KT 7SM SCT015TCU SCT080 29/24 A2998 RMK 8/230","temp":29,"dewpoint":24,"humidity":74,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T14:45:00.000Z","obsTimeLocal":"2026-10-31T09:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 311445Z 12006KT 7SM BKN015CB 29/24 A3000 RMK SLP159 52015 964 8/300","temp":29,"dewpoint":24,"humidity":74,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T15:41:00.000Z","obsTimeLocal":"2026-10-31T10:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 311541Z 11006KT 7SM BKN015CB 30/24 A3001 RMK 8/300","temp":30,"dewpoint":24,"humidity":70,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:42:00.000Z","obsTimeLocal":"2026-10-31T11:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 311642Z 12011KT 7SM BKN015TCU 30/24 A3000 RMK 8/200","temp":30,"dewpoint":24,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:42:00.000Z","obsTimeLocal":"2026-10-31T12:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 311742Z 14008KT 7SM BKN015TCU 30/24 A2999 RMK SLP156 57003 925 8/200 DSNT AC S","temp":30,"dewpoint":24,"humidity":70,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:40:00.000Z","obsTimeLocal":"2026-10-31T13:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 311840Z 13009KT 7SM BKN015 BKN080 31/24 A2997 RMK 8/130 DSNT TCU N","temp":31,"dewpoint":24,"humidity":66,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:42:00.000Z","obsTimeLocal":"2026-10-31T14:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 311942Z 14009KT 7SM BKN015 BKN080 30/24 A2995 RMK 8/130","temp":30,"dewpoint":24,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:45:00.000Z","obsTimeLocal":"2026-10-31T15:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 312045Z 13010KT 7SM SCT015 SCT080 30/24 A2994 RMK SLP141 57015 918 8/130","temp":30,"dewpoint":24,"humidity":70,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:44:00.000Z","obsTimeLocal":"2026-10-31T16:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 312144Z 13007KT 7SM SCT015 SCT080 30/24 A2996 RMK 8/130 ISOL TCU","temp":30,"dewpoint":24,"humidity":70,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:42:00.000Z","obsTimeLocal":"2026-10-31T17:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 312242Z 12006KT 7SM FEW015 SCT080 29/24 A2996 RMK 8/130 ISOL TCU","temp":29,"dewpoint":24,"humidity":74,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:40:00.000Z","obsTimeLocal":"2026-10-31T18:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 312340Z 12006KT 7SM FEW015 28/24 A2997 RMK SLP150 52009 922 8/100 AC","temp":28,"dewpoint":24,"humidity":79,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T00:40:00.000Z","obsTimeLocal":"2026-10-31T19:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 010040Z 11005KT 7SM FEW015 28/24 A2999 RMK 8/100","temp":28,"dewpoint":24,"humidity":79,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T01:40:00.000Z","obsTimeLocal":"2026-10-31T20:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 010140Z 12004KT 7SM SKC 27/24 A3000 RMK CU","temp":27,"dewpoint":24,"humidity":84,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T02:41:00.000Z","obsTimeLocal":"2026-10-31T21:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 010241Z 11003KT 7SM FEW015 27/24 A3002 RMK SLP165 52015 916 8/100","temp":27,"dewpoint":24,"humidity":84,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T03:41:00.000Z","obsTimeLocal":"2026-10-31T22:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 010341Z 11003KT 7SM FEW015TCU 27/24 A3003 RMK 8/200","temp":27,"dewpoint":24,"humidity":84,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T04:40:00.000Z","obsTimeLocal":"2026-10-31T23:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 010440Z 00000KT 7SM FEW015 26/24 A3002 RMK 8/100","temp":26,"dewpoint":24,"humidity":89,"wind":0,"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/2026-10-31","json":"https://weathermarket.io/api/station/MMUN/2026-10-31","record":"https://weathermarket.io/api/station/MMUN/2026-10-31?format=record","prev":"https://weathermarket.io/station/MMUN/2026-10-30","next":"https://weathermarket.io/station/MMUN/2026-11-01","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=10&day1=31&year2=2026&month2=11&day2=2&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=10&day=31&hora=5&anof=2026&mesf=11&dayf=1&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMUN"}}}