Traders' near-unanimous consensus (99.8%) on 16°C as Shanghai's highest temperature on March 26 stems from the latest ensemble forecasts from the China Meteorological Administration, ECMWF, and GFS models, which converge on a daytime maximum of 16°C amid partly cloudy conditions, light northerly winds, and stable high-pressure influence. Observational data from Pudong and Hongqiao stations this morning report lows near 11°C, matching model initializations, while climatological March highs average 13–15°C but are tempered by recent cold air advection from the north. Upper-air analyses show subsidence inhibiting convective heating. An unexpected southerly warm front or prolonged clear skies could challenge this, though model uncertainty bands remain narrow (±1–2°C); official end-of-day readings from the Shanghai weather bureau will resolve the market.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Shanghai on March 26?
Highest temperature in Shanghai on March 26?
16°C 99.9%
17°C <1%
18°C <1%
19°C <1%
$318,683 Vol.
$318,683 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 99.9%
17°C <1%
18°C <1%
19°C <1%
$318,683 Vol.
$318,683 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...Traders' near-unanimous consensus (99.8%) on 16°C as Shanghai's highest temperature on March 26 stems from the latest ensemble forecasts from the China Meteorological Administration, ECMWF, and GFS models, which converge on a daytime maximum of 16°C amid partly cloudy conditions, light northerly winds, and stable high-pressure influence. Observational data from Pudong and Hongqiao stations this morning report lows near 11°C, matching model initializations, while climatological March highs average 13–15°C but are tempered by recent cold air advection from the north. Upper-air analyses show subsidence inhibiting convective heating. An unexpected southerly warm front or prolonged clear skies could challenge this, though model uncertainty bands remain narrow (±1–2°C); official end-of-day readings from the Shanghai weather bureau will resolve the market.
Experimental AI-generated summary referencing Polymarket data · Updated
Beware of external links.
Beware of external links.
Frequently Asked Questions