Trader consensus on Polymarket reflects tight uncertainty in short-term forecast models for Chicago O'Hare International Airport's highest temperature on April 1, with implied odds favoring 48-49°F (24%) over 52°F or higher (22.5%) amid slightly divergent GFS and ECMWF ensemble guidance projecting highs from the mid-40s to low 50s. This positioning stems from persistent cool northerly winds and partial cloud cover following a colder-than-average meteorological winter, tempering the seasonal warmup below the 53.3°F climatological normal from National Weather Service data. Differentiating factors include potential afternoon clearing for solar heating versus lingering low-level moisture suppressing peaks, plus lake breeze effects off Lake Michigan that often cap spring highs. New high-resolution HRRR runs and NWS forecast updates expected today could refine the outlook ahead of resolution.
Resumen experimental generado por IA con datos de Polymarket · ActualizadoHighest temperature in Chicago on April 1?
Highest temperature in Chicago on April 1?
52°F or higher 23%
48-49°F 22%
46-47°F 17%
44-45°F 16%
33°F or below
<1%
34-35°F
1%
36-37°F
<1%
38-39°F
2%
40-41°F
10%
42-43°F
12%
44-45°F
16%
46-47°F
17%
48-49°F
22%
50-51°F
11%
52°F or higher
23%
52°F or higher 23%
48-49°F 22%
46-47°F 17%
44-45°F 16%
33°F or below
<1%
34-35°F
1%
36-37°F
<1%
38-39°F
2%
40-41°F
10%
42-43°F
12%
44-45°F
16%
46-47°F
17%
48-49°F
22%
50-51°F
11%
52°F or higher
23%
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 Chicago O'Hare Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/il/chicago/KORD.
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 Fahrenheit (eg, 21°F). 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.
Mercado abierto: Mar 29, 2026, 2:29 PM ET
Resolution Source
https://www.wunderground.com/history/daily/us/il/chicago/KORDResolver
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 Chicago O'Hare Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/il/chicago/KORD.
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 Fahrenheit (eg, 21°F). 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/us/il/chicago/KORDResolver
0x69c47De9D...Trader consensus on Polymarket reflects tight uncertainty in short-term forecast models for Chicago O'Hare International Airport's highest temperature on April 1, with implied odds favoring 48-49°F (24%) over 52°F or higher (22.5%) amid slightly divergent GFS and ECMWF ensemble guidance projecting highs from the mid-40s to low 50s. This positioning stems from persistent cool northerly winds and partial cloud cover following a colder-than-average meteorological winter, tempering the seasonal warmup below the 53.3°F climatological normal from National Weather Service data. Differentiating factors include potential afternoon clearing for solar heating versus lingering low-level moisture suppressing peaks, plus lake breeze effects off Lake Michigan that often cap spring highs. New high-resolution HRRR runs and NWS forecast updates expected today could refine the outlook ahead of resolution.
Resumen experimental generado por IA con datos de Polymarket · Actualizado
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