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Temperatures

What will the monthly average temperature in Chicago be?

Chicago Average Monthly Temperature December 2026 · December 2026 · Trading open

No trades yet. The chart appears after the first trade.

About this market

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

Trading closes on Jan 8, 2027. The result is confirmed by National Oceanic and Atmospheric Administration.

The monthly temperature average in Chicago, Illinois as reported by the National Weather Service in the Climate at a Glance Report. For more research and information on these markets, visit the Weather, Climate & Energy Analysis and Decision Support Website: https://weather.weatherclimatehumansystems.org/weather.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 29Resolves Yes if the monthly average temperature in Chicago exceeds 29 F in December 2026? (climate normals) (monthly weather).
  • Above 30Resolves Yes if the monthly average temperature in Chicago exceeds 30 F in December 2026? (climate normals) (monthly weather).
  • Above 31Resolves Yes if the monthly average temperature in Chicago exceeds 31 F in December 2026? (climate normals) (monthly weather).
  • Above 32Resolves Yes if the monthly average temperature in Chicago exceeds 32 F in December 2026? (climate normals) (monthly weather).
  • Above 33Resolves Yes if the monthly average temperature in Chicago exceeds 33 F in December 2026? (climate normals) (monthly weather).
  • Above 34Resolves Yes if the monthly average temperature in Chicago exceeds 34 F in December 2026? (climate normals) (monthly weather).
Show rules for all 7 outcomes
  • Above 35Resolves Yes if the monthly average temperature in Chicago exceeds 35 F in December 2026? (climate normals) (monthly weather).

Result confirmed by National Oceanic and Atmospheric Administration.

Trading opened
Oct 14, 2026
Trading closes
Jan 8, 2027
Expected result
Jan 8, 2027
Expected payout
Jan 8, 2027

More Chicago Average Monthly Temperature markets

Other dates in this series

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.