Mexico City's high elevation of roughly 2,240–2,300 meters above sea level produces a subtropical highland climate where September overnight lows typically range from 10–13°C despite the tropical latitude. On September 20, 2026, forecast models and station observations indicated a minimum near 13–14°C, driven by moderate humidity, patchy cloud cover, and light rain that limited nighttime radiative cooling. These conditions aligned with historical September averages and recent monitoring showing no strong cold-air intrusions or clear-sky extremes that would push temperatures lower. Market-implied odds heavily favor 13°C as the recorded low from official stations, reflecting the narrow range expected under current atmospheric stability and seasonal norms.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · ZaktualizowanoLowest temperature in Mexico City on September 20?
13°C 99.5%
11°C 20%
12°C 20%
7°C or below 19%
$929 Wol.
$929 Wol.
7°C or below
No
8°C
No
9°C
No
10°C
No
11°C
No
12°C
No
13°C
Yes
14°C
No
15°C
No
16°C
No
17°C or higher
No
13°C 99.5%
11°C 20%
12°C 20%
7°C or below 19%
$929 Wol.
$929 Wol.
7°C or below
No
8°C
No
9°C
No
10°C
No
11°C
No
12°C
No
13°C
Yes
14°C
No
15°C
No
16°C
No
17°C or higher
No
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=mmmx
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.
Rynek otwarty: Sep 18, 2026, 8:29 AM ET
Źródło rozstrzygnięcia
https://www.weather.gov/wrh/timeseries?site=mmmxRozstrzygający
0x69c47De9D...Wynik zaproponowany: No
Brak sporu
Ostateczny wynik: No
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=mmmx
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.
Źródło rozstrzygnięcia
https://www.weather.gov/wrh/timeseries?site=mmmxRozstrzygający
0x69c47De9D...Wynik zaproponowany: No
Brak sporu
Ostateczny wynik: No
Mexico City's high elevation of roughly 2,240–2,300 meters above sea level produces a subtropical highland climate where September overnight lows typically range from 10–13°C despite the tropical latitude. On September 20, 2026, forecast models and station observations indicated a minimum near 13–14°C, driven by moderate humidity, patchy cloud cover, and light rain that limited nighttime radiative cooling. These conditions aligned with historical September averages and recent monitoring showing no strong cold-air intrusions or clear-sky extremes that would push temperatures lower. Market-implied odds heavily favor 13°C as the recorded low from official stations, reflecting the narrow range expected under current atmospheric stability and seasonal norms.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · Zaktualizowano

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