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Highest temperature in Wellington on April 9?

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Highest temperature in Wellington on April 9?

21°C 100.0%

12°C or below <1%

13°C <1%

14°C <1%

Polymarket

$149,940 Vol.

21°C 100.0%

12°C or below <1%

13°C <1%

14°C <1%

Polymarket

$149,940 Vol.

12°C or below

$6,387 Vol.

No

13°C

$4,769 Vol.

No

14°C

$1,697 Vol.

No

15°C

$16,585 Vol.

No

16°C

$7,319 Vol.

No

17°C

$7,972 Vol.

No

18°C

$14,732 Vol.

No

19°C

$16,715 Vol.

No

20°C

$10,230 Vol.

No

21°C

$38,558 Vol.

Yes

22°C or higher

$24,976 Vol.

No

This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN. 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.Official hourly observations from Wellington International Airport (station NZWN), the market's resolution source via Weather Underground, confirm the highest temperature reached 21°C this afternoon around 2:00 pm local time, with subsequent readings cooling to 17–19°C amid thickening cloud cover, fresh northerlies, and isolated showers per MetService updates. This peak aligns with model consensus from NIWA and MetService, reflecting warmer-than-average April conditions (historical highs typically 16–18°C) driven by northerly flow ahead of a frontal system. Trader sentiment reflects this skin-in-the-game certainty, as the sun sets with no realistic window for exceeding 21°C barring an extraordinary late-day heat burst or rare data revision—both highly improbable given current atmospheric stability and diurnal cycle. Final daily history expected on Weather Underground within 24 hours.

This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN.

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
$149,940
End Date
Apr 9, 2026
Market Opened
Apr 5, 2026, 12:10 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN. 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

No dispute

Final outcome: No

This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN. 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.Official hourly observations from Wellington International Airport (station NZWN), the market's resolution source via Weather Underground, confirm the highest temperature reached 21°C this afternoon around 2:00 pm local time, with subsequent readings cooling to 17–19°C amid thickening cloud cover, fresh northerlies, and isolated showers per MetService updates. This peak aligns with model consensus from NIWA and MetService, reflecting warmer-than-average April conditions (historical highs typically 16–18°C) driven by northerly flow ahead of a frontal system. Trader sentiment reflects this skin-in-the-game certainty, as the sun sets with no realistic window for exceeding 21°C barring an extraordinary late-day heat burst or rare data revision—both highly improbable given current atmospheric stability and diurnal cycle. Final daily history expected on Weather Underground within 24 hours.

This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN.

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
$149,940
End Date
Apr 9, 2026
Market Opened
Apr 5, 2026, 12:10 AM ET
This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 9 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 Wellington Intl Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/nz/wellington/NZWN. 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

No dispute

Final outcome: No

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Frequently Asked Questions

"Highest temperature in Wellington on April 9?" 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 "21°C" at 100%, followed by "12°C or below" at 0%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 100¢ implies that the market collectively assigns a 100% 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 Wellington on April 9?" has generated $149.9K in total trading volume since the market launched on Apr 5, 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 Wellington on April 9?," 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 Wellington on April 9?" is "21°C" at 100%, meaning the market assigns a 100% chance to that outcome. The next closest outcome is "12°C or below" at 0%. 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 Wellington on April 9?" 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.