Latest forecast guidance for southeastern Brazil points to a mild austral winter pattern over São Paulo on June 20, 2026, with model consensus favoring afternoon highs near 24–25 °C as the leading outcomes. The city’s 760 m elevation and typical June climatology—daily highs averaging 22 °C and rarely exceeding 26 °C—anchor probabilities, while recent mid-month observations showed 18 °C peaks under cool, dry conditions. Key differentiators include steering flow from the subtropical high versus any southward cold-front incursions that could cap temperatures at 22–23 °C, plus variable cloud cover and urban heat-island effects that nudge maxima upward on clearer days. No strong El Niño signal or anomalous warmth is evident yet, keeping the distribution tightly centered on the 24–25 °C brackets ahead of final observational data.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · AktualisiertHöchste Temperatur in Sao Paulo am 20. Juni?
25°C 43%
26°C 25%
24°C 20%
23°C 6%
20°C oder weniger
<1%
21°C
1%
22°C
<1%
23°C
6%
24°C
20%
25°C
43%
26°C
25%
27°C
3%
28°C
1%
29°C
<1%
30°C oder höher
<1%
25°C 43%
26°C 25%
24°C 20%
23°C 6%
20°C oder weniger
<1%
21°C
1%
22°C
<1%
23°C
6%
24°C
20%
25°C
43%
26°C
25%
27°C
3%
28°C
1%
29°C
<1%
30°C oder höher
<1%
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Sao Paulo-Guarulhos International Airport Station, available here: https://www.wunderground.com/history/daily/br/guarulhos/SBGR.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
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.
Markt eröffnet: Jun 18, 2026, 9:03 PM ET
Abwicklungsquelle
https://www.wunderground.com/history/daily/br/guarulhos/SBGRResolver
0x69c47De9D...The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Sao Paulo-Guarulhos International Airport Station, available here: https://www.wunderground.com/history/daily/br/guarulhos/SBGR.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve until the first data point for the following date has been published on the resolution source.
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.
Abwicklungsquelle
https://www.wunderground.com/history/daily/br/guarulhos/SBGRResolver
0x69c47De9D...Latest forecast guidance for southeastern Brazil points to a mild austral winter pattern over São Paulo on June 20, 2026, with model consensus favoring afternoon highs near 24–25 °C as the leading outcomes. The city’s 760 m elevation and typical June climatology—daily highs averaging 22 °C and rarely exceeding 26 °C—anchor probabilities, while recent mid-month observations showed 18 °C peaks under cool, dry conditions. Key differentiators include steering flow from the subtropical high versus any southward cold-front incursions that could cap temperatures at 22–23 °C, plus variable cloud cover and urban heat-island effects that nudge maxima upward on clearer days. No strong El Niño signal or anomalous warmth is evident yet, keeping the distribution tightly centered on the 24–25 °C brackets ahead of final observational data.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert
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