Trader consensus on Madrid's March 25 high temperature pits 22°C (47%) against 21°C (46%), reflecting ensemble weather model means clustering tightly around 21.5°C from ECMWF and GFS runs. Latest 00Z forecasts show slight warming signals from persistent high-pressure ridging over Iberia, enhancing solar insolation and boundary layer mixing to nudge peaks toward 22°C during afternoon hours, while cooler outliers like 20°C or below hinge on unexpected cloud incursions. Historical late-March maxima average 18°C, but anthropogenic warming and current blocking patterns elevate mild outlier risks; traders await 12Z updates for resolution-defining precision amid model spread under 1°C.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Madrid on March 25?
Highest temperature in Madrid on March 25?
21°C 46%
22°C 44%
23°C 5.9%
20°C 3.0%
$45,283 Vol.
$45,283 Vol.
16°C
<1%
17°C
<1%
18°C
<1%
19°C
<1%
20°C
3%
21°C
46%
22°C
44%
23°C
6%
24°C or higher
1%
21°C 46%
22°C 44%
23°C 5.9%
20°C 3.0%
$45,283 Vol.
$45,283 Vol.
16°C
<1%
17°C
<1%
18°C
<1%
19°C
<1%
20°C
3%
21°C
46%
22°C
44%
23°C
6%
24°C or higher
1%
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Adolfo Suárez Madrid-Barajas Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/es/madrid/LEMD.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve to "Yes" until all data for this date has been finalized.
The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Market Opened: Mar 21, 2026, 6:30 AM ET
Resolution Source
https://www.wunderground.com/history/daily/es/madrid/LEMDResolver
0x69c47De9D...Resolution Source
https://www.wunderground.com/history/daily/es/madrid/LEMDResolver
0x69c47De9D...Trader consensus on Madrid's March 25 high temperature pits 22°C (47%) against 21°C (46%), reflecting ensemble weather model means clustering tightly around 21.5°C from ECMWF and GFS runs. Latest 00Z forecasts show slight warming signals from persistent high-pressure ridging over Iberia, enhancing solar insolation and boundary layer mixing to nudge peaks toward 22°C during afternoon hours, while cooler outliers like 20°C or below hinge on unexpected cloud incursions. Historical late-March maxima average 18°C, but anthropogenic warming and current blocking patterns elevate mild outlier risks; traders await 12Z updates for resolution-defining precision amid model spread under 1°C.
Experimental AI-generated summary referencing Polymarket data · Updated
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