Recent model consensus from Environment Canada and international ensembles points to a daytime high of 15–16°C in Toronto on September 21 under persistent northeast flow and extensive cloud cover. A cooler maritime air mass, reinforced by building high pressure, has displaced the warmer southerly regime that produced seasonal averages near 21°C, keeping afternoon temperatures suppressed. Light winds and high humidity further limit mixing and solar heating, with only modest model spread around peak values. Traders assign nearly equal weight to the 15°C and 16°C bins because small differences in cloud timing or boundary-layer recovery could shift the observed maximum by 1°C, while probabilities drop sharply outside 14–17°C. Final Environment Canada observations tomorrow will resolve the market.
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 September 21?
15°C 34%
16°C 34%
17°C 15%
14°C 14%
11°C or below
<1%
12°C
1%
13°C
3%
14°C
14%
15°C
34%
16°C
34%
17°C
15%
18°C
4%
19°C
3%
20°C
6%
21°C or higher
3%
15°C 34%
16°C 34%
17°C 15%
14°C 14%
11°C or below
<1%
12°C
1%
13°C
3%
14°C
14%
15°C
34%
16°C
34%
17°C
15%
18°C
4%
19°C
3%
20°C
6%
21°C or higher
3%
The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=cyyz
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.
Pasar Dibuka: Sep 19, 2026, 8:56 AM ET
Sumber Resolusi
https://www.weather.gov/wrh/timeseries?site=cyyzResolver
0x69c47De9D...The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=cyyz
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.
Sumber Resolusi
https://www.weather.gov/wrh/timeseries?site=cyyzResolver
0x69c47De9D...Recent model consensus from Environment Canada and international ensembles points to a daytime high of 15–16°C in Toronto on September 21 under persistent northeast flow and extensive cloud cover. A cooler maritime air mass, reinforced by building high pressure, has displaced the warmer southerly regime that produced seasonal averages near 21°C, keeping afternoon temperatures suppressed. Light winds and high humidity further limit mixing and solar heating, with only modest model spread around peak values. Traders assign nearly equal weight to the 15°C and 16°C bins because small differences in cloud timing or boundary-layer recovery could shift the observed maximum by 1°C, while probabilities drop sharply outside 14–17°C. Final Environment Canada observations tomorrow will resolve the market.
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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