Toronto Pearson (CYYZ) Temperature Market Guide
CYYZ • Toronto Pearson International Airport
Polymarket
Toronto Pearson International Airport (CYYZ) offers a Polymarket temperature market in Canada's largest city. Located near Lake Ontario, Toronto experiences significant Great Lakes moderation.
Quick Facts
| Station Code | CYYZ |
|---|---|
| Location | Toronto, ON |
| Coordinates | 43.6777°N, 79.6248°W |
| Elevation | 569 ft (173 m) |
| Timezone | ET (America/Toronto) |
| NWS Office | ECCC |
| Resolution Source | NWS CLI Report ↗ |
About the CYYZ Weather Station
The CYYZ weather station is located at Toronto Pearson International Airport in Mississauga, approximately 17 miles northwest of downtown Toronto. At 569 feet elevation, Pearson sits inland from Lake Ontario.
Toronto Climate & Temperature Patterns
Toronto experiences a humid continental climate (Koppen: Dfb) with four distinct seasons.
Key Climate Factors:
Lake Ontario Influence: The Great Lake moderates temperatures but Pearson is far enough inland that this effect is reduced.
Continental Exposure: Toronto is exposed to arctic air from the north.
Lake Effect: Lake effect clouds and snow can affect the area.
Key Climate Factors:
Lake Ontario Influence: The Great Lake moderates temperatures but Pearson is far enough inland that this effect is reduced.
Continental Exposure: Toronto is exposed to arctic air from the north.
Lake Effect: Lake effect clouds and snow can affect the area.
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Open Live DashboardSeasonal Trading Considerations
Winter (December - February):
Cold with average highs in the low-30s°F. Arctic outbreaks can bring temperatures well below zero.
Spring (March - May):
Slow warming with Lake Ontario keeping temperatures suppressed.
Summer (June - August):
Warm with average highs in the upper 70s to low 80s°F. Heat waves can reach the 90s°F.
Fall (September - November):
Pleasant early fall with gradual cooling.
Cold with average highs in the low-30s°F. Arctic outbreaks can bring temperatures well below zero.
Spring (March - May):
Slow warming with Lake Ontario keeping temperatures suppressed.
Summer (June - August):
Warm with average highs in the upper 70s to low 80s°F. Heat waves can reach the 90s°F.
Fall (September - November):
Pleasant early fall with gradual cooling.
Toronto-Specific Trading Tips
Pearson vs. Downtown: Pearson often records more extreme temperatures than downtown due to its inland position.
Lake Effect: Watch for lake effect clouds and precipitation.
Arctic Outbreaks: Track Canadian weather patterns for arctic air.
Celsius Reporting: Canadian data is in Celsius.
Lake Effect: Watch for lake effect clouds and precipitation.
Arctic Outbreaks: Track Canadian weather patterns for arctic air.
Celsius Reporting: Canadian data is in Celsius.
Market Resolution Details
Toronto temperature markets on Polymarket resolve based on Environment and Climate Change Canada data.
Resolution Source: Environment and Climate Change Canada
Temperature Scale: Canadian data is reported in Celsius.
Resolution Source: Environment and Climate Change Canada
Temperature Scale: Canadian data is reported in Celsius.
Forecasting Challenges
Lake Moderation: Lake Ontario's varying influence creates microclimate effects.
Arctic Air Timing: Precise timing of arctic air masses is challenging.
Arctic Air Timing: Precise timing of arctic air masses is challenging.
Historical Temperature Records
Record High: 105°F (40.6°C) recorded in July 1936.
Record Low: -27°F (-32.8°C) recorded in January 1981.
90°F+ Days: Toronto averages about 10-15 days per year at or above 90°F.
Record Low: -27°F (-32.8°C) recorded in January 1981.
90°F+ Days: Toronto averages about 10-15 days per year at or above 90°F.
📡 Official Data Sources
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