Meteorological models from the European Centre for Medium-Range Weather Forecasts (ECMWF) and Global Forecast System (GFS), corroborated by China Meteorological Administration advisories, project Shanghai's highest temperature on March 26 at precisely 16°C under overcast skies and moderate northeast winds around 10-15 km/h, suppressing daytime heating. Recent observational data from Pudong and Hongqiao stations show morning lows near 12°C with persistent cloud cover, aligning with the 99.8% market-implied probability for this outcome and trader consensus backed by real capital. Historical late-March averages (13-17°C) and current La Niña-influenced cooler patterns further support this positioning. Realistic challenges include an unforeseen clearing of clouds allowing solar insolation to push temps above 17°C, or stalled cold front, though model ensembles show <1% likelihood; hourly updates from official stations will refine this through evening.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Shanghai on March 26?
Highest temperature in Shanghai on March 26?
16°C 99.8%
18°C <1%
17°C <1%
19°C <1%
$311,476 Vol.
$311,476 Vol.
16°C
100%
17°C
<1%
18°C
<1%
19°C
<1%
20°C
<1%
21°C
<1%
22°C or higher
<1%
16°C 99.8%
18°C <1%
17°C <1%
19°C <1%
$311,476 Vol.
$311,476 Vol.
16°C
100%
17°C
<1%
18°C
<1%
19°C
<1%
20°C
<1%
21°C
<1%
22°C or higher
<1%
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 Shanghai Pudong International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/cn/shanghai/ZSPD.
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 22, 2026, 6:18 AM ET
Resolution Source
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
0x69c47De9D...Resolution Source
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
0x69c47De9D...Meteorological models from the European Centre for Medium-Range Weather Forecasts (ECMWF) and Global Forecast System (GFS), corroborated by China Meteorological Administration advisories, project Shanghai's highest temperature on March 26 at precisely 16°C under overcast skies and moderate northeast winds around 10-15 km/h, suppressing daytime heating. Recent observational data from Pudong and Hongqiao stations show morning lows near 12°C with persistent cloud cover, aligning with the 99.8% market-implied probability for this outcome and trader consensus backed by real capital. Historical late-March averages (13-17°C) and current La Niña-influenced cooler patterns further support this positioning. Realistic challenges include an unforeseen clearing of clouds allowing solar insolation to push temps above 17°C, or stalled cold front, though model ensembles show <1% likelihood; hourly updates from official stations will refine this through evening.
Experimental AI-generated summary referencing Polymarket data · Updated
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