Will the highest temperature in London be 26°C on September 29?
What resolves this contract
This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 29 Sep '26. 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=eglc 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
Reading the odds on this market
At 33.5¢ for YES, traders are pricing about a 33.5% chance this happens, roughly 1 in 3.
$10 on YES buys about 30 contracts that pay $29.85 if it happens; $10 on NO at 66.5¢ buys about 15.0 that pay $15.04 if it does not.
$9,960 has traded on it on Polymarket, with $2,060 still riding on the outcome, making it number 68 by volume of the 204 markets we track.
Payouts are before platform fees; one contract pays $1 if its side wins.
How to read the price
Prediction market prices are expressed in cents on the dollar. A YES contract trading at 33¢ means the market is pricing in a 33.5% implied probability of the event resolving YES. If resolution comes back YES, the contract pays $1. If NO, it pays $0.
Volume vs. open interest
Total traded volume ($9,960) reflects every buy and sell across the life of this contract. Open interest ($2,060) is the dollar value of positions currently held by traders. Deep liquidity and wide open interest are the two signals that the quoted price is reliable.
Where to trade this market
This contract is listed on Polymarket. PicksByOdds does not accept deposits, execute trades, or offer brokerage. We publish the data; you decide what to do with it.
Similar markets on the US-regulated exchange
Kalshi lists related contracts US traders can legally access. Spread is typically similar; liquidity varies.
| Market | YES | Volume |
|---|---|---|
| Will the maximum temperature be 80-81° on Sep 28, 2026: 80° to 81° | 1¢ | $152,313 |
| Will the maximum temperature be 76-77° on Sep 28, 2026: 76° to 77° | 99¢ | $135,255 |
| Will the maximum temperature be 78-79° on Sep 28, 2026: 78° to 79° | 1¢ | $98,280 |
Markets in the same story
| Market | YES | Volume |
|---|---|---|
| Will the maximum temperature be 80-81° on Sep 28, 2026: 80° to 81° | 1¢ | $152,313 |
| Will the maximum temperature be 76-77° on Sep 28, 2026: 76° to 77° | 99¢ | $135,255 |
| Will the maximum temperature be 78-79° on Sep 28, 2026: 78° to 79° | 1¢ | $98,280 |
Common questions about this market
How is this market resolved?
This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 29 Sep '26. 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=eglc 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
When does this contract expire?
This contract closes on 2026-09-29. After close, the final outcome is determined per the resolution rules above, and contracts settle at $1 (winning side) or $0 (losing side).
What happens if I buy YES at 33¢?
If the event resolves YES, each YES contract pays $1, a profit of 66¢ per dollar risked. If it resolves NO, the contract pays $0 and the full 33¢ is lost. Current market price implies a 33.5% probability of YES.
Where is this market listed?
This contract is listed on Polymarket. PicksByOdds aggregates and displays public market data; we do not broker trades or custody funds.
How reliable is the quoted price?
This market has $9,960 in total traded volume and $2,060 in open interest. Deeper liquidity generally means tighter spreads and more reliable implied probabilities. Prices refresh multiple times per day.