Will the highest temperature in Sao Paulo be 29°C on March 18?
100% implied probability — No leads
Resolution date: March 18, 2026 at 12:00 PM UTC
Event cluster: Highest temperature in Sao Paulo on March 18?
Topic: Weather
24-hour volume: $8.8K
Total liquidity: $0
Resolution criteria: This market will resolve to the temperature range that contains the highest temperature recorded at the Sao Paulo-Guarulhos International Airport Station in degrees Celsius on 18 Mar '26. 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.
Related markets from this event:
Last refreshed: March 19, 2026 at 12:14 AM UTC
Will the highest temperature in Sao Paulo be 29°C on March 18? resolved No at 100% on Polymarket. Settled Mar 18, 2026. Part of Highest temperature in Sao Paulo on March 18?. $11.7K total volume traded.
100¢
Archived metadata only

Outcome
No
Mar 18, 2026
Final
100¢
100%
Archive price path
Mar 18, 2026 to Mar 18, 2026
Start
8.5¢
End
0.05¢
7d Range
0.05¢ to 38.15¢
Archive overview
Outcome
No
Total volume
$11.7K
Liquidity
$0
Resolved
Mar 18, 2026
Settlement logic
This market will resolve to the temperature range that contains the highest temperature recorded at the Sao Paulo-Guarulhos International Airport Station in degrees Celsius on 18 Mar '26. 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.
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Will the highest temperature in Sao Paulo be 31°C on March 18?
Will the highest temperature in Sao Paulo be 28°C on March 18?
Source
Polymarket market archive
Last refreshed
March 19, 2026 at 12:14 AM UTC
Ranking logic
/research/methodologyData caveat
Thin books and wide spreads can distort price precision