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Highest temperature in Buenos Aires on April 18?

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Highest temperature in Buenos Aires on April 18?

27°C 26%

26°C 25%

28°C 24%

25°C 13%

Polymarket
NEW

27°C 26%

26°C 25%

28°C 24%

25°C 13%

Polymarket
NEW

20°C or below

$2,243 Vol.

<1%

21°C

$1,738 Vol.

1%

22°C

$1,569 Vol.

1%

23°C

$1,553 Vol.

1%

24°C

$200 Vol.

6%

25°C

$208 Vol.

13%

26°C

$170 Vol.

25%

27°C

$167 Vol.

26%

28°C

$523 Vol.

24%

29°C

$279 Vol.

10%

30°C or higher

$207 Vol.

4%

This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.Trader consensus on Polymarket prices a tight race among 26–28°C outcomes for Buenos Aires' highest temperature on April 18, reflecting short-range forecast model spread under a high-pressure ridge delivering sunny skies, light winds, and highs 4–5°C above the April climatological average of 22°C at Ezeiza airport (resolution source via Wunderground). AccuWeather's latest guidance projects a 25°C peak with RealFeel® up to 27°C from solar heating, while GFS/ECMWF ensembles diverge by 1–2°C due to uncertainties in sea breeze timing from Río de la Plata, thin cirrus clouds, and urban heat island amplification in the city center versus the airport site. Highs climbed to 24–25°C over the past 48 hours with clearing trends; watch SMN updates and 12Z ECMWF run for refinements before daily maximum locks in.

This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.
Volume
$8,830
End Date
Apr 18, 2026
Market Opened
Apr 16, 2026, 1:07 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.
This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.Trader consensus on Polymarket prices a tight race among 26–28°C outcomes for Buenos Aires' highest temperature on April 18, reflecting short-range forecast model spread under a high-pressure ridge delivering sunny skies, light winds, and highs 4–5°C above the April climatological average of 22°C at Ezeiza airport (resolution source via Wunderground). AccuWeather's latest guidance projects a 25°C peak with RealFeel® up to 27°C from solar heating, while GFS/ECMWF ensembles diverge by 1–2°C due to uncertainties in sea breeze timing from Río de la Plata, thin cirrus clouds, and urban heat island amplification in the city center versus the airport site. Highs climbed to 24–25°C over the past 48 hours with clearing trends; watch SMN updates and 12Z ECMWF run for refinements before daily maximum locks in.

This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.
Volume
$8,830
End Date
Apr 18, 2026
Market Opened
Apr 16, 2026, 1:07 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Minister Pistarini Intl Airport Station in degrees Celsius on 18 Apr '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 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.

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Frequently Asked Questions

"Highest temperature in Buenos Aires on April 18?" is a prediction market on Polymarket with 11 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "27°C" at 26%, followed by "26°C" at 25%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 26¢ implies that the market collectively assigns a 26% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"Highest temperature in Buenos Aires on April 18?" is a newly created market on Polymarket, launched on Apr 16, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "Highest temperature in Buenos Aires on April 18?," browse the 11 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Highest temperature in Buenos Aires on April 18?" is "27°C" at 26%, meaning the market assigns a 26% chance to that outcome. The next closest outcome is "26°C" at 25%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Highest temperature in Buenos Aires on April 18?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.