Latest forecast models from sources like GFS and ECMWF project Milan’s overnight low on September 23 near 16–18°C under partly cloudy skies and light easterly winds, which favor moderate radiative cooling without strong cold advection. Trader sentiment clusters probabilities around 14–19°C because small differences in cloud cover, wind speed, or urban heat island effects can shift the exact minimum by 1–2°C, while the elevated share for 11°C or below likely reflects hedging against rare model outliers or measurement variability at official stations. High pressure and dry conditions suppress larger drops, but final resolution hinges on the precise 24-hour minimum recorded by Milan’s meteorological network.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedLowest temperature in Milan on September 23?
11°C or below 63%
16°C 46%
14°C 40%
15°C 40%
11°C or below
63%
12°C
19%
13°C
19%
14°C
40%
15°C
40%
16°C
26%
17°C
22%
18°C
21%
19°C
40%
20°C
17%
21°C or higher
<1%
11°C or below 63%
16°C 46%
14°C 40%
15°C 40%
11°C or below
63%
12°C
19%
13°C
19%
14°C
40%
15°C
40%
16°C
26%
17°C
22%
18°C
21%
19°C
40%
20°C
17%
21°C or higher
<1%
The resolution source for this market will be information from NOAA, specifically the lowest 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.
Market Opened: Sep 21, 2026, 12:30 AM ET
Resolution Source
https://www.weather.gov/wrh/timeseries?site=limcResolver
0x69c47De9D...The resolution source for this market will be information from NOAA, specifically the lowest 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.
Resolution Source
https://www.weather.gov/wrh/timeseries?site=limcResolver
0x69c47De9D...Latest forecast models from sources like GFS and ECMWF project Milan’s overnight low on September 23 near 16–18°C under partly cloudy skies and light easterly winds, which favor moderate radiative cooling without strong cold advection. Trader sentiment clusters probabilities around 14–19°C because small differences in cloud cover, wind speed, or urban heat island effects can shift the exact minimum by 1–2°C, while the elevated share for 11°C or below likely reflects hedging against rare model outliers or measurement variability at official stations. High pressure and dry conditions suppress larger drops, but final resolution hinges on the precise 24-hour minimum recorded by Milan’s meteorological network.
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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Frequently Asked Questions