Trader consensus overwhelmingly favors a Shanghai high temperature of 12°C on March 17, driven by the latest numerical weather prediction models from the European Centre for Medium-Range Weather Forecasts (ECMWF) and Global Forecast System (GFS), which converge on a daytime maximum of 12°C amid partly cloudy skies, light northerly winds, and post-frontal cooling. Official Shanghai weather bureau data aligns, with recent observations showing overnight lows near 8°C and seasonal March averages hovering around 11-13°C, reinforcing this positioning. Realistic challenges include an unexpected high-pressure ridge advecting warmer southerly air or model biases overestimating cloud cover, potentially pushing highs to 13-15°C, though ensemble spreads indicate low probability within 1-2°C uncertainty.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Shanghai on March 17?
Highest temperature in Shanghai on March 17?
12°C 100.0%
5°C or below <1%
6°C <1%
7°C <1%
$0.00 Vol.
$0.00 Vol.
5°C or below
No
6°C
No
7°C
No
8°C
No
9°C
No
10°C
No
11°C
No
12°C
Yes
13°C
No
14°C
No
15°C or higher
No
12°C 100.0%
5°C or below <1%
6°C <1%
7°C <1%
$0.00 Vol.
$0.00 Vol.
5°C or below
No
6°C
No
7°C
No
8°C
No
9°C
No
10°C
No
11°C
No
12°C
Yes
13°C
No
14°C
No
15°C or higher
No
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 13, 2026, 3:30 PM ET
Resolution Source
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
Resolution Source
https://www.wunderground.com/history/daily/cn/shanghai/ZSPDResolver
0x69c47De9D...Trader consensus overwhelmingly favors a Shanghai high temperature of 12°C on March 17, driven by the latest numerical weather prediction models from the European Centre for Medium-Range Weather Forecasts (ECMWF) and Global Forecast System (GFS), which converge on a daytime maximum of 12°C amid partly cloudy skies, light northerly winds, and post-frontal cooling. Official Shanghai weather bureau data aligns, with recent observations showing overnight lows near 8°C and seasonal March averages hovering around 11-13°C, reinforcing this positioning. Realistic challenges include an unexpected high-pressure ridge advecting warmer southerly air or model biases overestimating cloud cover, potentially pushing highs to 13-15°C, though ensemble spreads indicate low probability within 1-2°C uncertainty.
Experimental AI-generated summary referencing Polymarket data · Updated
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