Traders see 21–23°C as the most probable peak temperature range for São Paulo on September 18 because persistent cloud cover and elevated humidity from the city’s record September rainfall are limiting daytime heating. Easterly winds near 10–15 km/h and dew points around 13–15°C further moderate surface warming under mostly cloudy skies, keeping readings aligned with or slightly below the 23°C September climatological average. Official station data from INMET and short-range model consensus show afternoon maxima clustering near these values, with small differences hinging on brief cloud breaks or wind shifts that could add or subtract 1°C. Recent heavy precipitation has also increased soil moisture, enhancing evaporative cooling. Updated hourly observations through the afternoon will resolve the exact maximum before market settlement.
Ringkasan eksperimental yang dihasilkan AI dengan referensi data Polymarket. Ini bukan saran trading dan tidak berperan dalam bagaimana pasar ini diselesaikan. · DiperbaruiHighest temperature in Sao Paulo on September 18?
21°C 34%
22°C 31%
23°C 25%
24°C 11%
$13,598 Vol.
$13,598 Vol.
15°C or below
<1%
16°C
<1%
17°C
<1%
18°C
<1%
19°C
1%
20°C
4%
21°C
34%
22°C
31%
23°C
25%
24°C
11%
25°C or higher
3%
21°C 34%
22°C 31%
23°C 25%
24°C 11%
$13,598 Vol.
$13,598 Vol.
15°C or below
<1%
16°C
<1%
17°C
<1%
18°C
<1%
19°C
1%
20°C
4%
21°C
34%
22°C
31%
23°C
25%
24°C
11%
25°C or higher
3%
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=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.
Pasar Dibuka: Sep 16, 2026, 8:55 AM ET
Sumber Resolusi
https://www.weather.gov/wrh/timeseries?site=sbgrResolver
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=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.
Sumber Resolusi
https://www.weather.gov/wrh/timeseries?site=sbgrResolver
0x69c47De9D...Traders see 21–23°C as the most probable peak temperature range for São Paulo on September 18 because persistent cloud cover and elevated humidity from the city’s record September rainfall are limiting daytime heating. Easterly winds near 10–15 km/h and dew points around 13–15°C further moderate surface warming under mostly cloudy skies, keeping readings aligned with or slightly below the 23°C September climatological average. Official station data from INMET and short-range model consensus show afternoon maxima clustering near these values, with small differences hinging on brief cloud breaks or wind shifts that could add or subtract 1°C. Recent heavy precipitation has also increased soil moisture, enhancing evaporative cooling. Updated hourly observations through the afternoon will resolve the exact maximum before market settlement.
Ringkasan eksperimental yang dihasilkan AI dengan referensi data Polymarket. Ini bukan saran trading dan tidak berperan dalam bagaimana pasar ini diselesaikan. · Diperbarui
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