Recent Met Office and ECMWF ensemble forecasts have converged on a daytime maximum near 18°C across London under partly cloudy skies and moderate westerly flow. This consensus, aligned with historical mid-May climatology for southeast England, underpins the overwhelming market-implied probability for that exact outcome. Ensemble agreement leaves minimal scope for deviation, though late-afternoon clearing or minor warm advection could realistically nudge readings toward 19°C. Current model spreads keep the chance of 20°C or higher negligible, while official verification from the Met Office will resolve the market once final hourly observations are confirmed at standard London stations.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertHöchste Temperatur in London am 17. Mai?
18°C 99.8%
17°C <1%
19°C <1%
10°C or below <1%
$158,496 Vol.
$158,496 Vol.
10°C or below
<1%
11°C
<1%
12°C
<1%
13°C
<1%
14°C
<1%
15°C
<1%
16°C
<1%
17°C
<1%
18°C
100%
19°C
<1%
20°C or higher
<1%
18°C 99.8%
17°C <1%
19°C <1%
10°C or below <1%
$158,496 Vol.
$158,496 Vol.
10°C or below
<1%
11°C
<1%
12°C
<1%
13°C
<1%
14°C
<1%
15°C
<1%
16°C
<1%
17°C
<1%
18°C
100%
19°C
<1%
20°C or higher
<1%
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 London City Airport Station once information is finalized, 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 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.
Markt eröffnet: May 15, 2026, 12:03 AM ET
Abwicklungsquelle
https://www.wunderground.com/history/daily/gb/london/EGLCThe 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 London City Airport Station once information is finalized, 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 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.
Abwicklungsquelle
https://www.wunderground.com/history/daily/gb/london/EGLCRecent Met Office and ECMWF ensemble forecasts have converged on a daytime maximum near 18°C across London under partly cloudy skies and moderate westerly flow. This consensus, aligned with historical mid-May climatology for southeast England, underpins the overwhelming market-implied probability for that exact outcome. Ensemble agreement leaves minimal scope for deviation, though late-afternoon clearing or minor warm advection could realistically nudge readings toward 19°C. Current model spreads keep the chance of 20°C or higher negligible, while official verification from the Met Office will resolve the market once final hourly observations are confirmed at standard London stations.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
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Vorsicht bei externen Links.
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