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Temperatures

What will the highest temperature in Sydney (SYD)(YSSY) be?

Sydney Daily Temperature High 2026 · Oct 26, 2026 · Trading open

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About this market

No trades have been recorded on this market yet, so there is no market price for any outcome.

Trading closes on Oct 26, 2026. The result is confirmed by Weather Underground.

The daily temperature high in Sydney, New South Wales, Australia as reported by the Weather Underground for the Sydney Kingsford Smith Intl Aiport Station (YSSY).Disregard the large red and blue numbers at the top of the new Weather Underground website above the Observations table, as they are not the daily high and low temperatures used by Forecastex. Instead, click the green banner to access the old Weather Underground site and use the original summary table. Alternatively, use the Daily Observations table to identify the highest and lowest temperatures recorded that day. For more research and information on these markets, visit the Weather, Climate & Energy Analysis and Decision Support Website: https://weather.weatherclimatehumansystems.org/sydney-yssy.html

Rules and timeline

Each outcome is its own contract. A Yes contract pays $1 if its outcome happens and $0 if not; a No contract pays the reverse. Because the contracts trade separately, their chances don't have to add up to 100%.

  • Above 17Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 17 C on October 26, 2026? (maximum) (max).
  • Above 18Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 18 C on October 26, 2026? (maximum) (max).
  • Above 19Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 19 C on October 26, 2026? (maximum) (max).
  • Above 20Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 20 C on October 26, 2026? (maximum) (max).
  • Above 21Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 21 C on October 26, 2026? (maximum) (max).
  • Above 22Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 22 C on October 26, 2026? (maximum) (max).
Show rules for all 9 outcomes
  • Above 23Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 23 C on October 26, 2026? (maximum) (max).
  • Above 24Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 24 C on October 26, 2026? (maximum) (max).
  • Above 25Resolves Yes if the highest temperature in Sydney (SYD)(YSSY) exceeds 25 C on October 26, 2026? (maximum) (max).

Result confirmed by Weather Underground.

Trading opened
Oct 24, 2026
Trading closes
Oct 26, 2026
Expected result
Oct 26, 2026
Expected payout
Oct 26, 2026

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Prices are the last trades on the ForecastEx exchange and can be delayed by about ten minutes. A chance is the price of a Yes contract, not a forecast by Aries. Event contracts involve risk, including the loss of the full amount paid. Information on this page is for informational purposes only and is not investment advice.