Highest temperature in Madrid on October 23?
As of Wed, 21 Oct 2026 22:20:23 UTC, Polymarket traders price 19°C (48.0%), 20°C (40.0%), 18°C (6.0%). The market has $2K in volume and closes on Fri, 23 Oct 2026.
Updated:
Current odds
| Outcome | Chance | Yes price | No price |
|---|---|---|---|
| 19°C | 48.0% | 48.0¢ | 52.0¢ |
| 20°C | 40.0% | 40.0¢ | 60.0¢ |
| 18°C | 6.0% | 6.0¢ | 94.0¢ |
| 21°C | 3.3% | 3.3¢ | 96.8¢ |
| 22°C | 1.1% | 1.1¢ | 99.0¢ |
| 16°C | 1.0% | 1.0¢ | 99.0¢ |
| 15°C or below | 0.9% | 0.9¢ | 99.2¢ |
| 24°C | 0.6% | 0.6¢ | 99.4¢ |
| 17°C | 0.3% | 0.3¢ | 99.8¢ |
| 23°C | 0.1% | 0.1¢ | 99.9¢ |
| 25°C or higher | 0.1% | 0.1¢ | 100.0¢ |
Market details
- Venue: Polymarket
- Volume: $2K
- Liquidity: $8K
- Closes:
Resolution rules
This market will resolve to the temperature range that contains the highest temperature reported at Adolfo Suárez Madrid-Barajas Airport (LEMD) on 23 Oct '26. The qualifying value is the highest temperature reported in the hourly temperature remark of any routine (METAR) observation for Adolfo Suárez Madrid-Barajas Airport (LEMD) on that date, in tenths of a degree Celsius as reported. A report whose line begins with SPECI is a special observation and does not count. Every other report is routine, including one issued off the nominal hour and one that carries no METAR or SPECI label. For How to Read the METAR Report, see: https://polymarket-upload.s3.us-east-2.amazonaws.com/market_products/Weather/How+to+Read+the+METAR+Report.pdf The hourly temperature remark is the group beginning with the letter T followed by exactly eight digits. After the T, one digit for sign (0 positive, 1 negative) and three for tenths of a degree Celsius give the temperature; the following four are the dew point and are not used. T01390133 is 13.9°C; T10171022 is −1.7°C. If a routine observation does not carry the hourly temperature remark, the temperature group in the body of that observation governs for that observation, in whole degrees Celsius as reported. It appears as temperature and dew point separated by a slash, with M marking a negative value: 18/12 is 18°C; M11/M17 is −11°C. An observation that reports no temperature in either place is disregarded. Each market in this event states its…
Sources
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