- What is the “2025 September third hottest on record?” market asking?
- It asks whether the following will happen: 2025 September third hottest on record? It is one of the markets in the Polymarket event “2025 September 1st, 2nd, 3rd hottest on record?”. Traders buy Yes shares if they think it will and No shares if they think it will not.
- What do the Yes and No prices mean?
- At the last observation Yes traded at 0.0¢ and No at 100.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 0.0% for Yes and 100.0% for No. The two prices add up to about one dollar.
- How did this market resolve?
- It resolved No on 14 Nov 2025. Trading has stopped; the record of prices, holders and trades stays on this page.
- How does this market resolve?
- This market will resolve based on the data for the Global Land-Ocean Temperature Index for September 2025 versus the data points available for all other Septembers on record. Note: If 2025 September is tied for first, second, or third hottest with another year, it will qualify for the bracket it ties with. The primary resolution source for this market will be the figures found in the table titled "GLOBAL Land-Ocean Temperature Index in 0.01 degrees Celsius" under the column "Sep" (https://data.giss.nasa.gov/gistemp/tabledata_v4/GLB.Ts+dSST.txt). If NASA's "Global Temperature Index" is…
- What is the difference between volume, liquidity and open interest?
- Volume is the dollar value of shares traded in a period, liquidity is the dollar value resting in the order book ready to be traded against, and open interest is the value of all shares currently held. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.
