Recent ensemble forecasts from global models like ECMWF and GFS, updated within the last 24 hours, show Shanghai's March 26 high temperature clustering tightly at 16-18°C, driving the neck-and-neck trader odds of 28% for 16°C, 24.5% for 17°C, and 23.5% for 18°C. This consensus stems from a moderating cold air mass from the north clashing with mild southerly flows, tempered by partial cloud cover reducing solar heating—key differentiators from cooler 15°C (15%) or warmer 19°C (14.5%) scenarios. Historical late-March highs average 15-17°C, but urban heat island effects and low model spread (within 2°C) heighten confidence in the top trio amid minimal precipitation risk per China Meteorological Administration outlooks.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Shanghai on March 26?
Highest temperature in Shanghai on March 26?
16°C 29%
17°C 25%
18°C 24%
15°C 16%
12°C or below
1%
13°C
5%
14°C
5%
15°C
16%
16°C
29%
17°C
25%
18°C
24%
19°C
15%
20°C
5%
21°C
4%
22°C or higher
2%
16°C 29%
17°C 25%
18°C 24%
15°C 16%
12°C or below
1%
13°C
5%
14°C
5%
15°C
16%
16°C
29%
17°C
25%
18°C
24%
19°C
15%
20°C
5%
21°C
4%
22°C or higher
2%
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...Recent ensemble forecasts from global models like ECMWF and GFS, updated within the last 24 hours, show Shanghai's March 26 high temperature clustering tightly at 16-18°C, driving the neck-and-neck trader odds of 28% for 16°C, 24.5% for 17°C, and 23.5% for 18°C. This consensus stems from a moderating cold air mass from the north clashing with mild southerly flows, tempered by partial cloud cover reducing solar heating—key differentiators from cooler 15°C (15%) or warmer 19°C (14.5%) scenarios. Historical late-March highs average 15-17°C, but urban heat island effects and low model spread (within 2°C) heighten confidence in the top trio amid minimal precipitation risk per China Meteorological Administration outlooks.
Experimental AI-generated summary referencing Polymarket data · Updated
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