Official meteorological observations and model consensus from New Zealand’s MetService and NIWA show Wellington’s temperature climbing to a daily maximum of 17°C on August 23 under stable winter high-pressure conditions, with calm winds and clear skies limiting further warming or cooling. This alignment of real-time station data, satellite imagery, and ensemble forecasts underpins the market’s near-certain positioning at 17°C. Minor deviations remain possible only if unforecast cloud cover or a sudden frontal passage alters the peak by a degree or two before official verification closes, though current guidance places such shifts well outside the resolution window.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Wellington on August 23?
17°C 100.0%
9°C or below <1%
10°C <1%
11°C <1%
$65,853 Vol.
$65,853 Vol.
9°C or below
<1%
10°C
<1%
11°C
<1%
12°C
<1%
13°C
<1%
14°C
<1%
15°C
<1%
16°C
<1%
17°C
100%
18°C
<1%
19°C or higher
<1%
17°C 100.0%
9°C or below <1%
10°C <1%
11°C <1%
$65,853 Vol.
$65,853 Vol.
9°C or below
<1%
10°C
<1%
11°C
<1%
12°C
<1%
13°C
<1%
14°C
<1%
15°C
<1%
16°C
<1%
17°C
100%
18°C
<1%
19°C or higher
<1%
This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 23 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 Wellington Intl Airport Station, 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 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 21, 2026, 12:56 AM ET
Resolution Source
https://www.wunderground.com/history/daily/nz/wellington/NZWNResolver
0x69c47De9D...This market will resolve to the temperature range that contains the highest temperature recorded at the Wellington Intl Airport Station in degrees Celsius on 23 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 Wellington Intl Airport Station, 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 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/nz/wellington/NZWNResolver
0x69c47De9D...Official meteorological observations and model consensus from New Zealand’s MetService and NIWA show Wellington’s temperature climbing to a daily maximum of 17°C on August 23 under stable winter high-pressure conditions, with calm winds and clear skies limiting further warming or cooling. This alignment of real-time station data, satellite imagery, and ensemble forecasts underpins the market’s near-certain positioning at 17°C. Minor deviations remain possible only if unforecast cloud cover or a sudden frontal passage alters the peak by a degree or two before official verification closes, though current guidance places such shifts well outside the resolution window.
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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