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Highest temperature in Tokyo on April 19?

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Highest temperature in Tokyo on April 19?

24°C 40%

23°C 36%

25°C 11%

22°C 10%

Polymarket
NEW

$22,818 Vol.

24°C 40%

23°C 36%

25°C 11%

22°C 10%

Polymarket
NEW

$22,818 Vol.

16°C or below

$1,769 Vol.

<1%

17°C

$1,813 Vol.

<1%

18°C

$2,023 Vol.

<1%

19°C

$994 Vol.

1%

20°C

$2,818 Vol.

1%

21°C

$2,803 Vol.

1%

22°C

$3,117 Vol.

10%

23°C

$1,451 Vol.

36%

24°C

$2,224 Vol.

40%

25°C

$1,405 Vol.

11%

26°C or higher

$2,564 Vol.

6%

This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26. 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 Tokyo Haneda Airport Station once information is finalized, 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 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.Trader consensus on Polymarket closely splits between 24°C (40.5% implied probability) and 23°C (37.5%), mirroring the Japan Meteorological Agency's (JMA) latest forecast of a daytime high near 23°C under partly cloudy skies for April 19, with minimal precipitation risk. Recent Tokyo observations—highs of about 18°C on April 17 and 21°C on April 18—came in cooler than expected amid lingering clouds, but a building high-pressure ridge signals sunnier conditions tomorrow, enhancing solar insolation. Differentiating factors include cloud cover variability (thinner layers could push 24°C via urban heat island amplification) versus earlier sea breeze arrival capping at 23°C through evaporative cooling. Model ensembles show this 1°C spread, with JMA updates overnight potentially tipping sentiment; historical mid-April averages sit at 19°C, but 2026's warmer spring baseline elevates odds.

This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26.

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 Tokyo Haneda Airport Station once information is finalized, 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 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.
Volume
$22,818
End Date
Apr 19, 2026
Market Opened
Apr 17, 2026, 12:06 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26. 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 Tokyo Haneda Airport Station once information is finalized, 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 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.

Outcome proposed: No

Dispute window

Final

This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26. 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 Tokyo Haneda Airport Station once information is finalized, 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 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.Trader consensus on Polymarket closely splits between 24°C (40.5% implied probability) and 23°C (37.5%), mirroring the Japan Meteorological Agency's (JMA) latest forecast of a daytime high near 23°C under partly cloudy skies for April 19, with minimal precipitation risk. Recent Tokyo observations—highs of about 18°C on April 17 and 21°C on April 18—came in cooler than expected amid lingering clouds, but a building high-pressure ridge signals sunnier conditions tomorrow, enhancing solar insolation. Differentiating factors include cloud cover variability (thinner layers could push 24°C via urban heat island amplification) versus earlier sea breeze arrival capping at 23°C through evaporative cooling. Model ensembles show this 1°C spread, with JMA updates overnight potentially tipping sentiment; historical mid-April averages sit at 19°C, but 2026's warmer spring baseline elevates odds.

This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26.

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 Tokyo Haneda Airport Station once information is finalized, 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 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.
Volume
$22,818
End Date
Apr 19, 2026
Market Opened
Apr 17, 2026, 12:06 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Tokyo Haneda Airport Station in degrees Celsius on 19 Apr '26. 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 Tokyo Haneda Airport Station once information is finalized, 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 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.

Outcome proposed: No

Dispute window

Final

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Frequently Asked Questions

"Highest temperature in Tokyo on April 19?" is a prediction market on Polymarket with 11 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "24°C" at 40%, followed by "23°C" at 36%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 40¢ implies that the market collectively assigns a 40% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Highest temperature in Tokyo on April 19?" has generated $22.8K in total trading volume since the market launched on Apr 17, 2026. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Highest temperature in Tokyo on April 19?," browse the 11 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Highest temperature in Tokyo on April 19?" is "24°C" at 40%, meaning the market assigns a 40% chance to that outcome. The next closest outcome is "23°C" at 36%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Highest temperature in Tokyo on April 19?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.