Forecast models from agencies including the China Meteorological Administration and international ensembles show Beijing's June 15 high centering near 29–30°C under partly cloudy skies with scattered thundershowers possible, driving the near-tie in market-implied odds between those two outcomes. Variable cloud cover limits peak solar heating while humidity and light winds moderate temperatures, with urban heat-island effects adding slight upward bias in central districts. Ensemble spread and timing of any rain explain the secondary weighting toward 28°C, as revised model runs through midday can shift the daily maximum by 1–2°C. Historical June averages near 30°C provide context, though current steering patterns favor slightly cooler conditions than mid-month climatology.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Beijing on June 15?
29°C 35%
28°C 30%
30°C 22%
27°C 15.9%
$50,804 Vol.
$50,804 Vol.
25°C or below
2%
26°C
7%
27°C
16%
28°C
30%
29°C
35%
30°C
22%
31°C
1%
32°C
<1%
33°C
<1%
34°C
<1%
35°C or higher
<1%
29°C 35%
28°C 30%
30°C 22%
27°C 15.9%
$50,804 Vol.
$50,804 Vol.
25°C or below
2%
26°C
7%
27°C
16%
28°C
30%
29°C
35%
30°C
22%
31°C
1%
32°C
<1%
33°C
<1%
34°C
<1%
35°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 for the Beijing Capital International Airport Station, available here: https://www.wunderground.com/history/daily/cn/beijing/ZBAA.
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 until the first data point for the following date has been published on the resolution source.
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.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Market Opened: Jun 13, 2026, 12:19 AM ET
Resolution Source
https://www.wunderground.com/history/daily/cn/beijing/ZBAAResolver
0x69c47De9D...The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Beijing Capital International Airport Station, available here: https://www.wunderground.com/history/daily/cn/beijing/ZBAA.
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 until the first data point for the following date has been published on the resolution source.
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.
Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.
Resolution Source
https://www.wunderground.com/history/daily/cn/beijing/ZBAAResolver
0x69c47De9D...Forecast models from agencies including the China Meteorological Administration and international ensembles show Beijing's June 15 high centering near 29–30°C under partly cloudy skies with scattered thundershowers possible, driving the near-tie in market-implied odds between those two outcomes. Variable cloud cover limits peak solar heating while humidity and light winds moderate temperatures, with urban heat-island effects adding slight upward bias in central districts. Ensemble spread and timing of any rain explain the secondary weighting toward 28°C, as revised model runs through midday can shift the daily maximum by 1–2°C. Historical June averages near 30°C provide context, though current steering patterns favor slightly cooler conditions than mid-month climatology.
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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