Trader consensus on Polymarket reflects close model forecasts centering Shanghai's April 18 high temperature between 19°C and 20°C, with global ensembles like ECMWF and GFS showing slight divergence due to uncertain cloud cover and boundary layer stability. Yesterday's April 16 high of 19°C at official stations aligns with this range, amid mild spring conditions in the Yangtze River Delta, where subtropical high pressure ridges promote daytime heating to 19-21°C norms but variable southerly winds introduce 1-2°C uncertainty. Light showers risk capping peaks at 19°C, while clearer skies favor 20°C; China Meteorological Administration updates and overnight model runs expected within 24 hours will clarify steering patterns and insolation potential. Historical mid-April maxima average 19.2°C, underscoring the razor-thin scientific margins.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourHighest temperature in Shanghai on April 18?
Highest temperature in Shanghai on April 18?
19°C 29%
20°C 28%
18°C 15%
21°C 15%
15°C or below
1%
16°C
2%
17°C
6%
18°C
15%
19°C
29%
20°C
28%
21°C
15%
22°C
9%
23°C
3%
24°C
3%
25°C or higher
1%
19°C 29%
20°C 28%
18°C 15%
21°C 15%
15°C or below
1%
16°C
2%
17°C
6%
18°C
15%
19°C
29%
20°C
28%
21°C
15%
22°C
9%
23°C
3%
24°C
3%
25°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.
Marché ouvert : Apr 16, 2026, 1:16 AM ET
Source de résolution
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
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 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.
Source de résolution
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
0x69c47De9D...Trader consensus on Polymarket reflects close model forecasts centering Shanghai's April 18 high temperature between 19°C and 20°C, with global ensembles like ECMWF and GFS showing slight divergence due to uncertain cloud cover and boundary layer stability. Yesterday's April 16 high of 19°C at official stations aligns with this range, amid mild spring conditions in the Yangtze River Delta, where subtropical high pressure ridges promote daytime heating to 19-21°C norms but variable southerly winds introduce 1-2°C uncertainty. Light showers risk capping peaks at 19°C, while clearer skies favor 20°C; China Meteorological Administration updates and overnight model runs expected within 24 hours will clarify steering patterns and insolation potential. Historical mid-April maxima average 19.2°C, underscoring the razor-thin scientific margins.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour
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