Highest temperature in Toronto on June 15?

What you need to know

This market is asking: what will the hottest moment of the day be in Toronto on June 15, 2026? The answer is a single temperature reading — the peak high recorded that day at Toronto Pearson International Airport. Each option (19°C, 20°C, 21°C, and presumably others) represents a possible daily high. Think of it like guessing what your weather app will show as the day's high that afternoon — except measured at the airport, not downtown. The market settles based on the single highest temperature recorded at Toronto Pearson Airport on June 15, 2026, as reported by Weather Underground — rounded to the nearest whole degree Celsius. Whatever that peak reading is, the matching temperature option wins. The market won't officially close until the first data point for June 16 appears on that source, giving time for any late corrections to the June 15 readings to be captured. After that cutoff, no further revisions count. No relevant recent news was provided for this market. That's fairly normal for a weather question more than a year away — there's nothing specific to report yet. What would matter closer to the date: seasonal forecasts for southern Ontario in mid-June, and any unusual weather patterns developing in the weeks before June 15, 2026. Weather a year out is genuinely hard to predict — even professional forecasts lose meaningful accuracy beyond about two weeks. The market's spread across 19°C, 20°C, and 21°C reflects that mid-June in Toronto typically lands somewhere in that range, but any given day can run cooler or warmer. A cloudy, rainy day could push the high below 18°C; a heat surge could push it past 25°C. The honest answer is that nobody knows, and the odds here are essentially educated guesses based on historical averages.

The odds right now

• 20°C35%
• 21°C34%
• 19°C16%
• 22°C10%
• 18°C3%
• 23°C2%
• 17°C1%
• 24°C1%
• 15°C or below0%
• 25°C or higher0%
• 16°C0%

Price history

How this resolves

Resolves June 15, 2026

This market will resolve to the temperature range that contains the highest temperature recorded at the Toronto Pearson Intl Airport Station in degrees Celsius on 15 Jun '26. 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.

Related

Trade this market on Paridesk — non-custodial, 0.5% fee.