Official observations from São Paulo–Guarulhos International Airport (SBGR), the market's resolving station under Instituto Nacional de Meteorologia (INMET) protocols, recorded a maximum temperature of 26°C on April 21, 2026, driving the 100% trader consensus on this outcome. This peak occurred amid partly cloudy conditions with light winds and high humidity, consistent with autumnal climatology in southeastern Brazil, where April highs typically range 24–27°C based on 30-year normals. Pre-event forecasts from INMET and models like GFS projected similar values around 25°C, validated by hourly METAR reports showing no exceedance. Scenarios challenging this include rare post hoc data revisions from sensor calibration issues or overlooked peak readings, though quality controls minimize such risks as final INMET bulletins finalize.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoHighest temperature in Sao Paulo on April 21?
26°C 100.0%
23°C or below <1%
24°C <1%
25°C <1%
$54,758 Vol.
$54,758 Vol.
23°C or below
No
24°C
No
25°C
No
26°C
Yes
27°C
No
28°C
No
29°C
No
30°C
No
31°C
No
32°C
No
33°C or higher
No
26°C 100.0%
23°C or below <1%
24°C <1%
25°C <1%
$54,758 Vol.
$54,758 Vol.
23°C or below
No
24°C
No
25°C
No
26°C
Yes
27°C
No
28°C
No
29°C
No
30°C
No
31°C
No
32°C
No
33°C or higher
No
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 Sao Paulo-Guarulhos International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/br/guarulhos/SBGR.
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.
Mercato aperto: Apr 19, 2026, 12:06 AM ET
Fonte di risoluzione
https://www.wunderground.com/history/daily/br/guarulhos/SBGRResolver
0x69c47De9D...Esito proposto: No
Nessuna contestazione
Esito finale: No
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 Sao Paulo-Guarulhos International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/br/guarulhos/SBGR.
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.
Fonte di risoluzione
https://www.wunderground.com/history/daily/br/guarulhos/SBGRResolver
0x69c47De9D...Esito proposto: No
Nessuna contestazione
Esito finale: No
Official observations from São Paulo–Guarulhos International Airport (SBGR), the market's resolving station under Instituto Nacional de Meteorologia (INMET) protocols, recorded a maximum temperature of 26°C on April 21, 2026, driving the 100% trader consensus on this outcome. This peak occurred amid partly cloudy conditions with light winds and high humidity, consistent with autumnal climatology in southeastern Brazil, where April highs typically range 24–27°C based on 30-year normals. Pre-event forecasts from INMET and models like GFS projected similar values around 25°C, validated by hourly METAR reports showing no exceedance. Scenarios challenging this include rare post hoc data revisions from sensor calibration issues or overlooked peak readings, though quality controls minimize such risks as final INMET bulletins finalize.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato

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