Recent forecasts indicate a cold front advancing into southeastern Brazil will deliver cooler, moist southeasterly flow to São Paulo by September 23, with models from agencies such as INMET and international ensembles showing daytime highs near 15–16 °C and overnight lows around 13 °C amid widespread cloud cover and showers. This pattern stems from anomalous South Atlantic sea-surface temperatures favoring repeated frontal passages, which have already made the month unusually wet and have suppressed typical spring warming. Trader sentiment remains split near 50 % on sub-8 °C versus 18 °C-plus outcomes because small differences in frontal timing, wind speed, and cloud thickness can shift minimum temperatures by several degrees; stronger radiative cooling under clearer breaks could push readings lower, while persistent overcast conditions and urban heat retention favor milder values. Updated model runs expected over the next 48 hours will likely tighten the range around the 12–16 °C band.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · ZaktualizowanoLowest temperature in Sao Paulo on September 23?
8°C or below 99%
18°C or higher 97%
9°C 38%
14°C 24%
8°C or below
99%
9°C
38%
10°C
21%
11°C
20%
12°C
20%
13°C
21%
14°C
24%
15°C
21%
16°C
20%
17°C
20%
18°C or higher
97%
8°C or below 99%
18°C or higher 97%
9°C 38%
14°C 24%
8°C or below
99%
9°C
38%
10°C
21%
11°C
20%
12°C
20%
13°C
21%
14°C
24%
15°C
21%
16°C
20%
17°C
20%
18°C or higher
97%
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=sbgr
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 21, 2026, 8:29 AM ET
Źródło rozstrzygnięcia
https://www.weather.gov/wrh/timeseries?site=sbgrRozstrzygający
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=sbgr
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=sbgrRozstrzygający
0x69c47De9D...Recent forecasts indicate a cold front advancing into southeastern Brazil will deliver cooler, moist southeasterly flow to São Paulo by September 23, with models from agencies such as INMET and international ensembles showing daytime highs near 15–16 °C and overnight lows around 13 °C amid widespread cloud cover and showers. This pattern stems from anomalous South Atlantic sea-surface temperatures favoring repeated frontal passages, which have already made the month unusually wet and have suppressed typical spring warming. Trader sentiment remains split near 50 % on sub-8 °C versus 18 °C-plus outcomes because small differences in frontal timing, wind speed, and cloud thickness can shift minimum temperatures by several degrees; stronger radiative cooling under clearer breaks could push readings lower, while persistent overcast conditions and urban heat retention favor milder values. Updated model runs expected over the next 48 hours will likely tighten the range around the 12–16 °C band.
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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