Forecast models from Environment Canada and private sources currently converge on a Toronto high near 26–27 °C for July 20, driving the market’s leading probabilities for those outcomes. Key variables include daytime cloud cover that could limit solar heating, boundary-layer moisture influencing the strength of any lake breeze off Lake Ontario, and minor model spread in 850-hPa temperatures. Historical July averages hover near 26 °C, so modest deviations from guidance—such as clearer skies or stronger southerly flow—could shift the peak by 1–2 °C either way. Updated model runs and official forecasts issued overnight will provide the next clear signals for traders.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · Actualizado¿La temperatura más alta en Toronto el 20 de julio?
26°C 42%
25°C 28%
27°C 20%
24°C o menos 6%
$15,522 Vol.
$15,522 Vol.
24°C o menos
6%
25°C
28%
26°C
42%
27°C
20%
28°C
2%
29°C
1%
30°C
<1%
31°C
<1%
32°C
<1%
33°C
<1%
34°C o más
<1%
26°C 42%
25°C 28%
27°C 20%
24°C o menos 6%
$15,522 Vol.
$15,522 Vol.
24°C o menos
6%
25°C
28%
26°C
42%
27°C
20%
28°C
2%
29°C
1%
30°C
<1%
31°C
<1%
32°C
<1%
33°C
<1%
34°C o más
<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 Toronto Pearson Intl Airport Station, available here: https://www.wunderground.com/history/daily/ca/mississauga/CYYZ.
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.
Mercado abierto: Jul 18, 2026, 9:03 PM ET
Fuente de resolución
https://www.wunderground.com/history/daily/ca/mississauga/CYYZResolver
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 Toronto Pearson Intl Airport Station, available here: https://www.wunderground.com/history/daily/ca/mississauga/CYYZ.
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.
Fuente de resolución
https://www.wunderground.com/history/daily/ca/mississauga/CYYZResolver
0x69c47De9D...Forecast models from Environment Canada and private sources currently converge on a Toronto high near 26–27 °C for July 20, driving the market’s leading probabilities for those outcomes. Key variables include daytime cloud cover that could limit solar heating, boundary-layer moisture influencing the strength of any lake breeze off Lake Ontario, and minor model spread in 850-hPa temperatures. Historical July averages hover near 26 °C, so modest deviations from guidance—such as clearer skies or stronger southerly flow—could shift the peak by 1–2 °C either way. Updated model runs and official forecasts issued overnight will provide the next clear signals for traders.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · Actualizado

Cuidado con los enlaces externos.
Cuidado con los enlaces externos.
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