Trader consensus on Polymarket reflects tight uncertainty in forecast models for Buenos Aires' high temperature on March 29, with implied probabilities peaking at 25.5% for 29°C and 22% for 30°C amid a spread across 28–32°C outcomes. Latest ECMWF and GFS ensemble runs project daytime highs of 29–31°C, driven by a persistent upper-level ridge advecting warm subtropical air masses, elevating temperatures above the March climatological average of around 25–28°C at Aeroparque station. Model disagreements stem from variable cloud cover potential and sea-breeze influences that could cap peaks at 28°C or allow urban heat to push toward 32°C. Servicio Meteorológico Nacional updates and real-time observations expected through the day will refine resolution, as inherent short-range forecast uncertainty persists.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Buenos Aires on March 29?
Highest temperature in Buenos Aires on March 29?
29°C 26%
30°C 23%
28°C 19%
31°C 16%
$20,695 Vol.
$20,695 Vol.
23°C or below
<1%
24°C
<1%
25°C
<1%
26°C
1%
27°C
4%
28°C
19%
29°C
26%
30°C
23%
31°C
16%
32°C
14%
33°C or higher
3%
29°C 26%
30°C 23%
28°C 19%
31°C 16%
$20,695 Vol.
$20,695 Vol.
23°C or below
<1%
24°C
<1%
25°C
<1%
26°C
1%
27°C
4%
28°C
19%
29°C
26%
30°C
23%
31°C
16%
32°C
14%
33°C or higher
3%
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 Minister Pistarini Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/ar/ezeiza/SAEZ.
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 25, 2026, 6:02 AM ET
Resolution Source
https://www.wunderground.com/history/daily/ar/ezeiza/SAEZResolver
0x69c47De9D...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 Minister Pistarini Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/ar/ezeiza/SAEZ.
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.
Resolution Source
https://www.wunderground.com/history/daily/ar/ezeiza/SAEZResolver
0x69c47De9D...Trader consensus on Polymarket reflects tight uncertainty in forecast models for Buenos Aires' high temperature on March 29, with implied probabilities peaking at 25.5% for 29°C and 22% for 30°C amid a spread across 28–32°C outcomes. Latest ECMWF and GFS ensemble runs project daytime highs of 29–31°C, driven by a persistent upper-level ridge advecting warm subtropical air masses, elevating temperatures above the March climatological average of around 25–28°C at Aeroparque station. Model disagreements stem from variable cloud cover potential and sea-breeze influences that could cap peaks at 28°C or allow urban heat to push toward 32°C. Servicio Meteorológico Nacional updates and real-time observations expected through the day will refine resolution, as inherent short-range forecast uncertainty persists.
Experimental AI-generated summary referencing Polymarket data · Updated
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