Recent official forecasts from Environment Canada project a daytime high near 25°C for Toronto on May 17 under mostly sunny skies with light southwesterly flow, driving the market’s tight clustering around 24–26°C outcomes. Numerical weather prediction models show subtle differences in boundary-layer mixing depth and the strength of warm-air advection from the southern plains, which can shift afternoon peak temperatures by 1–2°C depending on cloud cover and surface heating rates. Historical May climatology places Toronto’s average high near 18°C, so this setup reflects an anomalous warm ridge that has already pushed recent days several degrees above normal. Traders are closely monitoring the next Environment Canada model run and any rapid changes in dew-point trends or incoming shortwave energy that could tip the maximum above or below the current 25°C leader.
Ringkasan eksperimental yang dihasilkan AI dengan referensi data Polymarket. Ini bukan saran trading dan tidak berperan dalam bagaimana pasar ini diselesaikan. · DiperbaruiHighest temperature in Toronto on May 17?
25°C 31%
24°C 24%
26°C 20.2%
27°C or higher 12.8%
$24,071 Vol.
$24,071 Vol.
17°C or below
<1%
18°C
1%
19°C
<1%
20°C
1%
21°C
1%
22°C
4%
23°C
7%
24°C
24%
25°C
31%
26°C
20%
27°C or higher
13%
25°C 31%
24°C 24%
26°C 20.2%
27°C or higher 12.8%
$24,071 Vol.
$24,071 Vol.
17°C or below
<1%
18°C
1%
19°C
<1%
20°C
1%
21°C
1%
22°C
4%
23°C
7%
24°C
24%
25°C
31%
26°C
20%
27°C or higher
13%
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Toronto Pearson Intl Airport Station once information is finalized, 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 to "Yes" until all data for this date has been finalized.
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.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Pasar Dibuka: May 15, 2026, 12:03 AM ET
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Toronto Pearson Intl Airport Station once information is finalized, 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 to "Yes" until all data for this date has been finalized.
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.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Recent official forecasts from Environment Canada project a daytime high near 25°C for Toronto on May 17 under mostly sunny skies with light southwesterly flow, driving the market’s tight clustering around 24–26°C outcomes. Numerical weather prediction models show subtle differences in boundary-layer mixing depth and the strength of warm-air advection from the southern plains, which can shift afternoon peak temperatures by 1–2°C depending on cloud cover and surface heating rates. Historical May climatology places Toronto’s average high near 18°C, so this setup reflects an anomalous warm ridge that has already pushed recent days several degrees above normal. Traders are closely monitoring the next Environment Canada model run and any rapid changes in dew-point trends or incoming shortwave energy that could tip the maximum above or below the current 25°C leader.
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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