Japan Meteorological Agency forecasts and ensemble model consensus for August 14 point to a daytime maximum near 31°C in Tokyo under cloudy skies with scattered showers, driving the overwhelming market-implied odds for that outcome. This aligns with seasonal norms for mid-August, when regional sea-surface temperatures and weak steering patterns favor moderate highs rather than extreme heat or rapid cooling. Official observations from prior days show similar conditions with highs of 28–30°C, reinforcing trader consensus. A realistic challenge could arise from unexpected convective development or forecast revisions in the final model runs, potentially shifting the peak by 1–2°C.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Tokyo on August 14?
31°C 100.0%
22°C or below <1%
23°C <1%
24°C <1%
$127,169 Vol.
$127,169 Vol.
22°C or below
<1%
23°C
<1%
24°C
<1%
25°C
<1%
26°C
<1%
27°C
<1%
28°C
<1%
29°C
<1%
30°C
<1%
31°C
100%
32°C or higher
<1%
31°C 100.0%
22°C or below <1%
23°C <1%
24°C <1%
$127,169 Vol.
$127,169 Vol.
22°C or below
<1%
23°C
<1%
24°C
<1%
25°C
<1%
26°C
<1%
27°C
<1%
28°C
<1%
29°C
<1%
30°C
<1%
31°C
100%
32°C or higher
<1%
This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 14 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Tokyo Haneda Airport Station, available here: https://www.wunderground.com/history/daily/jp/tokyo/RJTT.
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: Aug 12, 2026, 12:02 AM ET
Resolution Source
https://www.wunderground.com/history/daily/jp/tokyo/RJTTResolver
0x69c47De9D...This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 14 Aug '26.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Tokyo Haneda Airport Station, available here: https://www.wunderground.com/history/daily/jp/tokyo/RJTT.
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/jp/tokyo/RJTTResolver
0x69c47De9D...Japan Meteorological Agency forecasts and ensemble model consensus for August 14 point to a daytime maximum near 31°C in Tokyo under cloudy skies with scattered showers, driving the overwhelming market-implied odds for that outcome. This aligns with seasonal norms for mid-August, when regional sea-surface temperatures and weak steering patterns favor moderate highs rather than extreme heat or rapid cooling. Official observations from prior days show similar conditions with highs of 28–30°C, reinforcing trader consensus. A realistic challenge could arise from unexpected convective development or forecast revisions in the final model runs, potentially shifting the peak by 1–2°C.
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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