Latest China Meteorological Administration forecasts anchor Qingdao’s May 17 high near 20–21°C beneath mostly cloudy skies, with Yellow Sea marine air providing strong coastal moderation. This baseline drives the market’s concentration around 22–24°C outcomes, consistent with mid-May climatology showing typical maxima of 19–23°C. Key variables include potential southwesterly wind surges that could erode the marine boundary layer and allow brief warming to 23–25°C, versus sustained cloud cover or stronger onshore flow that would cap readings at 20–21°C. Model spreads remain wide for the 24-hour period, leaving the precise peak sensitive to rapid changes in sea-breeze strength and insolation.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Qingdao on May 17?
23°C 27%
22°C 15.7%
24°C 14%
21°C 12.6%
20°C or below
4%
21°C
13%
22°C
16%
23°C
27%
24°C
14%
25°C
13%
26°C
1%
27°C
1%
28°C
1%
29°C
<1%
30°C or higher
<1%
23°C 27%
22°C 15.7%
24°C 14%
21°C 12.6%
20°C or below
4%
21°C
13%
22°C
16%
23°C
27%
24°C
14%
25°C
13%
26°C
1%
27°C
1%
28°C
1%
29°C
<1%
30°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 Qingdao Jiaodong International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/cn/qingdao/ZSQD.
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: May 15, 2026, 12:06 AM ET
Resolution Source
https://www.wunderground.com/history/daily/cn/qingdao/ZSQDThe 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 Qingdao Jiaodong International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/cn/qingdao/ZSQD.
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.
Resolution Source
https://www.wunderground.com/history/daily/cn/qingdao/ZSQDLatest China Meteorological Administration forecasts anchor Qingdao’s May 17 high near 20–21°C beneath mostly cloudy skies, with Yellow Sea marine air providing strong coastal moderation. This baseline drives the market’s concentration around 22–24°C outcomes, consistent with mid-May climatology showing typical maxima of 19–23°C. Key variables include potential southwesterly wind surges that could erode the marine boundary layer and allow brief warming to 23–25°C, versus sustained cloud cover or stronger onshore flow that would cap readings at 20–21°C. Model spreads remain wide for the 24-hour period, leaving the precise peak sensitive to rapid changes in sea-breeze strength and insolation.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated

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