Trader consensus on Polymarket heavily favors highs of 17–19°C for Shanghai on March 28, driven by the latest ensemble forecasts from ECMWF and GFS models, which cluster around 18°C amid a mild high-pressure ridge over eastern China. This reflects a synoptic pattern featuring weak southerly flow displacing recent cooler air masses, tempered by partial cloud cover that caps peaks. Differentiating factors include model spread from urban heat island effects in Shanghai—boosting 19°C odds—and slight overperformance of GFS warmth in prior days, versus ECMWF's conservative bias; historical late-March averages hover at 16–18°C, with low risk of extremes per NOAA analogs. Key watch: CMA's 6 PM update today could shift implied probabilities.
Resumen experimental generado por IA con datos de Polymarket · ActualizadoHighest temperature in Shanghai on March 28?
Highest temperature in Shanghai on March 28?
18°C 26%
19°C 22%
17°C 21%
21°C 10%
14°C or below
1%
15°C
2%
16°C
7%
17°C
21%
18°C
26%
19°C
22%
20°C
9%
21°C
10%
22°C
8%
23°C
1%
24°C or higher
1%
18°C 26%
19°C 22%
17°C 21%
21°C 10%
14°C or below
1%
15°C
2%
16°C
7%
17°C
21%
18°C
26%
19°C
22%
20°C
9%
21°C
10%
22°C
8%
23°C
1%
24°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.
Mercado abierto: Mar 24, 2026, 6:02 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...Trader consensus on Polymarket heavily favors highs of 17–19°C for Shanghai on March 28, driven by the latest ensemble forecasts from ECMWF and GFS models, which cluster around 18°C amid a mild high-pressure ridge over eastern China. This reflects a synoptic pattern featuring weak southerly flow displacing recent cooler air masses, tempered by partial cloud cover that caps peaks. Differentiating factors include model spread from urban heat island effects in Shanghai—boosting 19°C odds—and slight overperformance of GFS warmth in prior days, versus ECMWF's conservative bias; historical late-March averages hover at 16–18°C, with low risk of extremes per NOAA analogs. Key watch: CMA's 6 PM update today could shift implied probabilities.
Resumen experimental generado por IA con datos de Polymarket · Actualizado
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