**Current forecasts for São Paulo indicate a minimum temperature on September 20 around 18–21°C, shaped by northerly winds advecting milder air, widespread cloud cover, and light rain or showers that limit radiational cooling overnight.** Multiple models, including those from WeatherBug, WindBorne, and Met Office, show overnight lows in the 19–21°C range under mostly cloudy to overcast skies with 30–70% precipitation chances, contrasting with typical September climatological lows near 12–16°C. Recent patterns show September 2026 running cooler than average overall, yet a shift toward warmer advection and reduced clear-sky cooling has raised implied probabilities for the 18–20°C outcomes while keeping the 13°C-or-below and 23°C-or-higher brackets closely matched due to model spread on exact cloud timing and wind strength. Key upcoming inputs include updated INMET or international model runs and real-time observations through the night of the 19th–20th that could refine the minimum before market resolution.
Polymarketデータを参照したAI生成の実験的な要約。これは取引アドバイスではなく、このマーケットの解決方法には一切関係ありません。 · 更新日9月20日のサンパウロの最低気温は?
23℃以上 94%
13℃以下 90%
18°C 48%
17℃ 39%
13℃以下
90%
14°C
16%
15℃
36%
16℃
38%
17℃
39%
18°C
31%
19°C
36%
20°C
36%
21℃
16%
22℃
16%
23℃以上
94%
23℃以上 94%
13℃以下 90%
18°C 48%
17℃ 39%
13℃以下
90%
14°C
16%
15℃
36%
16℃
38%
17℃
39%
18°C
31%
19°C
36%
20°C
36%
21℃
16%
22℃
16%
23℃以上
94%
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.
マーケット開始日: Sep 18, 2026, 8:29 AM ET
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.
**Current forecasts for São Paulo indicate a minimum temperature on September 20 around 18–21°C, shaped by northerly winds advecting milder air, widespread cloud cover, and light rain or showers that limit radiational cooling overnight.** Multiple models, including those from WeatherBug, WindBorne, and Met Office, show overnight lows in the 19–21°C range under mostly cloudy to overcast skies with 30–70% precipitation chances, contrasting with typical September climatological lows near 12–16°C. Recent patterns show September 2026 running cooler than average overall, yet a shift toward warmer advection and reduced clear-sky cooling has raised implied probabilities for the 18–20°C outcomes while keeping the 13°C-or-below and 23°C-or-higher brackets closely matched due to model spread on exact cloud timing and wind strength. Key upcoming inputs include updated INMET or international model runs and real-time observations through the night of the 19th–20th that could refine the minimum before market resolution.
Polymarketデータを参照したAI生成の実験的な要約。これは取引アドバイスではなく、このマーケットの解決方法には一切関係ありません。 · 更新日
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