Current NWS and ensemble model guidance from NOAA and AccuWeather indicate a high near 77–79°F for Chicago on August 20, driven by a cooler-than-normal air mass and partly to mostly sunny conditions that limit afternoon heating below the 82°F climatological normal. Recent post-derecho stabilization and northeasterly flow have reinforced this setup, with minimal moisture return or warm advection expected overnight into Thursday. Trader consensus in the 78–81°F bins reflects residual model spread and typical forecast uncertainty ranges this far ahead, while lower-probability warmer outcomes would require stronger southerly flow or reduced cloud cover than currently projected. Updated model runs and the final daily maximum observation will resolve the market.
基於Polymarket數據的AI實驗性摘要。這不是交易建議,也不影響該市場的結算方式。 · 更新於8月20日芝加哥的最高溫度?
78-79°F 47%
80-81°F 34%
76-77°F 14%
82-83°F 7%
69°F或以下
<1%
70-71°F
<1%
72-73°F
1%
74-75°F
3%
76-77°F
14%
78-79°F
47%
80-81°F
34%
82-83°F
7%
84-85°F
2%
86-87°F
1%
88°F或更高
<1%
78-79°F 47%
80-81°F 34%
76-77°F 14%
82-83°F 7%
69°F或以下
<1%
70-71°F
<1%
72-73°F
1%
74-75°F
3%
76-77°F
14%
78-79°F
47%
80-81°F
34%
82-83°F
7%
84-85°F
2%
86-87°F
1%
88°F或更高
<1%
This market will resolve to the temperature range that contains the highest temperature recorded at the Chicago O'Hare Intl Airport Station in degrees Fahrenheit on 20 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Chicago O'Hare Intl Airport Station, 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 until the first data point for the following date has been published on the resolution source.
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.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
市場開放時間: Aug 18, 2026, 9:56 PM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Chicago O'Hare Intl Airport Station in degrees Fahrenheit on 20 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Chicago O'Hare Intl Airport Station, 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 until the first data point for the following date has been published on the resolution source.
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.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Current NWS and ensemble model guidance from NOAA and AccuWeather indicate a high near 77–79°F for Chicago on August 20, driven by a cooler-than-normal air mass and partly to mostly sunny conditions that limit afternoon heating below the 82°F climatological normal. Recent post-derecho stabilization and northeasterly flow have reinforced this setup, with minimal moisture return or warm advection expected overnight into Thursday. Trader consensus in the 78–81°F bins reflects residual model spread and typical forecast uncertainty ranges this far ahead, while lower-probability warmer outcomes would require stronger southerly flow or reduced cloud cover than currently projected. Updated model runs and the final daily maximum observation will resolve the market.
基於Polymarket數據的AI實驗性摘要。這不是交易建議,也不影響該市場的結算方式。 · 更新於


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