Current forecast models from the National Weather Service and major private outlets project a daytime high near 79°F for Chicago on May 18, driven by southerly winds advecting warmer air ahead of an approaching cold front. This setup aligns with the market’s overwhelming 90.5% implied probability for 78°F or higher, reflecting trader consensus on limited cooling influences and typical mid-May climatology that favors upper-70s peaks. Minor uncertainty remains around exact cloud cover or frontal timing, which could shave a degree or two, yet recent model runs show strong agreement on the warm outcome. Updated National Weather Service guidance expected within the next 24 hours will provide the final observational check before resolution.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertHöchste Temperatur in Chicago am 18. Mai?
78°F oder höher 90%
76-77°F 10%
72-73°F 2.7%
70-71°F 2.4%
59°F oder darunter
<1%
60-61°F
<1%
62-63°F
<1%
64-65°F
<1%
66-67°F
<1%
68-69°F
<1%
70-71°F
2%
72-73°F
3%
74-75°F
2%
76-77°F
10%
78°F oder höher
90%
78°F oder höher 90%
76-77°F 10%
72-73°F 2.7%
70-71°F 2.4%
59°F oder darunter
<1%
60-61°F
<1%
62-63°F
<1%
64-65°F
<1%
66-67°F
<1%
68-69°F
<1%
70-71°F
2%
72-73°F
3%
74-75°F
2%
76-77°F
10%
78°F oder höher
90%
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.
Markt eröffnet: May 16, 2026, 12:04 AM ET
Abwicklungsquelle
https://www.wunderground.com/history/daily/us/il/chicago/KORDThe 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.
Abwicklungsquelle
https://www.wunderground.com/history/daily/us/il/chicago/KORDCurrent forecast models from the National Weather Service and major private outlets project a daytime high near 79°F for Chicago on May 18, driven by southerly winds advecting warmer air ahead of an approaching cold front. This setup aligns with the market’s overwhelming 90.5% implied probability for 78°F or higher, reflecting trader consensus on limited cooling influences and typical mid-May climatology that favors upper-70s peaks. Minor uncertainty remains around exact cloud cover or frontal timing, which could shave a degree or two, yet recent model runs show strong agreement on the warm outcome. Updated National Weather Service guidance expected within the next 24 hours will provide the final observational check before resolution.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
Vorsicht bei externen Links.
Vorsicht bei externen Links.
Häufig gestellte Fragen