High pressure building over southern England is driving settled, sunny conditions for London on June 19, with southerly flow advecting warmer air and supporting peak temperatures near 30–31°C according to Met Office and ensemble guidance. This creates tight market-implied odds between those two outcomes because forecast maxima sit at the boundary where small differences in timing, cloud cover, or boundary-layer mixing can shift the daily high by 1°C. Official resolution relies on the highest reading at an approved Met Office station, where urban heat-island effects and precise wind direction add further variability. Latest model runs show limited spread around this range, with only modest upside risk if insolation exceeds expectations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourHighest temperature in London on June 19?
30°C 100.0%
26°C or below <1%
27°C <1%
28°C <1%
$199,939 Vol.
$199,939 Vol.
26°C or below
No
27°C
No
28°C
No
29°C
No
30°C
Yes
31°C
No
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
30°C 100.0%
26°C or below <1%
27°C <1%
28°C <1%
$199,939 Vol.
$199,939 Vol.
26°C or below
No
27°C
No
28°C
No
29°C
No
30°C
Yes
31°C
No
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
Marché ouvert : Jun 17, 2026, 2:50 AM ET
Source de résolution
https://www.wunderground.com/history/daily/gb/london/EGLCResolver
0x69c47De9D...Résultat proposé: No
Aucune contestation
Résultat final: No
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
Source de résolution
https://www.wunderground.com/history/daily/gb/london/EGLCResolver
0x69c47De9D...Résultat proposé: No
Aucune contestation
Résultat final: No
High pressure building over southern England is driving settled, sunny conditions for London on June 19, with southerly flow advecting warmer air and supporting peak temperatures near 30–31°C according to Met Office and ensemble guidance. This creates tight market-implied odds between those two outcomes because forecast maxima sit at the boundary where small differences in timing, cloud cover, or boundary-layer mixing can shift the daily high by 1°C. Official resolution relies on the highest reading at an approved Met Office station, where urban heat-island effects and precise wind direction add further variability. Latest model runs show limited spread around this range, with only modest upside risk if insolation exceeds expectations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour


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