Recent numerical weather prediction consensus from models such as GFS and ECMWF points to peak daytime heating near 29–30°C in Milan on September 21, driven by weak high pressure supporting partly cloudy skies, light southerly or variable winds, and minimal cloud interference with solar insolation. Low precipitation probabilities and stable subsidence limit cooling, while the Po Valley's typical late-September thermal regime and urban heat island effects in the city center add modest warming. Market-implied odds reflect tight clustering around these values because ensemble spreads remain small, with 31°C or higher requiring stronger advection or clearer skies than currently indicated. Official resolution will hinge on the highest 24-hour reading from authoritative stations, with final model updates and observational data releases expected to refine the exact maximum before resolution.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoLa temperatura più alta di Milano il 21 settembre?
30°C 40%
29°C 34%
31°C o superiore 11%
28°C 11%
21°C o inferiore
<1%
22°C
<1%
23°C
<1%
24°C
<1%
25°C
<1%
26°C
1%
27°C
3%
28°C
11%
29°C
34%
30°C
40%
31°C o superiore
11%
30°C 40%
29°C 34%
31°C o superiore 11%
28°C 11%
21°C o inferiore
<1%
22°C
<1%
23°C
<1%
24°C
<1%
25°C
<1%
26°C
1%
27°C
3%
28°C
11%
29°C
34%
30°C
40%
31°C o superiore
11%
The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=limc
If NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.
In the event that there is no data for the observation date by 11:59 PM ET on the day following the observation date, this market will resolve to the lowest bracket.
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °C.
This market will resolve once the first data point for the following date has been published on the resolution source, or by 11:59 PM ET on the day following the observation date, whichever comes first.
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.
Mercato aperto: Sep 19, 2026, 12:57 AM ET
Fonte di risoluzione
https://www.weather.gov/wrh/timeseries?site=limcRisolutore
0x69c47De9D...The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=limc
If NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.
In the event that there is no data for the observation date by 11:59 PM ET on the day following the observation date, this market will resolve to the lowest bracket.
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °C.
This market will resolve once the first data point for the following date has been published on the resolution source, or by 11:59 PM ET on the day following the observation date, whichever comes first.
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.
Fonte di risoluzione
https://www.weather.gov/wrh/timeseries?site=limcRisolutore
0x69c47De9D...Recent numerical weather prediction consensus from models such as GFS and ECMWF points to peak daytime heating near 29–30°C in Milan on September 21, driven by weak high pressure supporting partly cloudy skies, light southerly or variable winds, and minimal cloud interference with solar insolation. Low precipitation probabilities and stable subsidence limit cooling, while the Po Valley's typical late-September thermal regime and urban heat island effects in the city center add modest warming. Market-implied odds reflect tight clustering around these values because ensemble spreads remain small, with 31°C or higher requiring stronger advection or clearer skies than currently indicated. Official resolution will hinge on the highest 24-hour reading from authoritative stations, with final model updates and observational data releases expected to refine the exact maximum before resolution.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato
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