A dominant warm air mass over southern Ontario produced the near-certain market consensus on 31°C as Toronto Pearson International Airport’s official daily maximum on June 11. Ensemble forecasts from Environment and Climate Change Canada and other models consistently projected afternoon peaks in the low 30s under mostly sunny to partly cloudy skies, with only limited shower activity that did not suppress the high. Post-event station observations aligned precisely with the 31°C threshold rather than adjacent values, consistent with early-summer warm-spell climatology for the region. Trader positioning tightened once preliminary data confirmed the reading. Only an unexpected official data revision or station-specific anomaly could realistically alter resolution.
Eksperimental na AI-generated summary na nire-reference ang Polymarket data. Hindi ito trading advice at wala itong papel sa kung paano nire-resolve ang market na ito. · Na-updateHighest temperature in Toronto on June 11?
31°C 100.0%
26°C or below <1%
27°C <1%
28°C <1%
$55,802 Vol.
$55,802 Vol.
26°C or below
No
27°C
No
28°C
No
29°C
No
30°C
No
31°C
Yes
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
31°C 100.0%
26°C or below <1%
27°C <1%
28°C <1%
$55,802 Vol.
$55,802 Vol.
26°C or below
No
27°C
No
28°C
No
29°C
No
30°C
No
31°C
Yes
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
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.
Binuksan ang Market: Jun 9, 2026, 9:03 PM ET
Resolution Source
https://www.wunderground.com/history/daily/ca/mississauga/CYYZResolver
0x69c47De9D...Na-propose ang outcome: No
Walang dispute
Pinal na outcome: No
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.
Resolution Source
https://www.wunderground.com/history/daily/ca/mississauga/CYYZResolver
0x69c47De9D...Na-propose ang outcome: No
Walang dispute
Pinal na outcome: No
A dominant warm air mass over southern Ontario produced the near-certain market consensus on 31°C as Toronto Pearson International Airport’s official daily maximum on June 11. Ensemble forecasts from Environment and Climate Change Canada and other models consistently projected afternoon peaks in the low 30s under mostly sunny to partly cloudy skies, with only limited shower activity that did not suppress the high. Post-event station observations aligned precisely with the 31°C threshold rather than adjacent values, consistent with early-summer warm-spell climatology for the region. Trader positioning tightened once preliminary data confirmed the reading. Only an unexpected official data revision or station-specific anomaly could realistically alter resolution.
Eksperimental na AI-generated summary na nire-reference ang Polymarket data. Hindi ito trading advice at wala itong papel sa kung paano nire-resolve ang market na ito. · Na-update
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