TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 8, 8:00 AM EST
Polymarket
This market will resolve to the temperature range that contains the highest temperature recorded at the Amsterdam Airport Schiphol Station in degrees Celsius on 8 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 Amsterdam Airport Schiphol Station, available here: https://www.wunderground.com/history/daily/nl/schiphol/EHAM. 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.
On Polymarket, the highest temperature in Amsterdam on June 8 is priced through an automated market maker that allows traders to buy and sell shares representing different temperature ranges or specific outcomes. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices adjust continuously based on order flow and trading volume, with each outcome's price reflecting the collective probability assigned by the market. Traders profit by correctly predicting whether Amsterdam's peak temperature will fall within their chosen range, with prices converging toward zero or one as the resolution date approaches.
The market resolves on Jun 8, 2026, after the highest temperature in Amsterdam on June 8 has been recorded. Resolution is determined by the official temperature data for that date, typically sourced from established meteorological authorities monitoring Amsterdam's weather. The outcome reflects the peak temperature reading during the specified day, ensuring a clear, verifiable result that settles all positions in the market.
Major weather pattern shifts, seasonal climate anomalies, and updated meteorological forecasts closer to June 8 could significantly move market odds. Heat waves, cold fronts, or unusual atmospheric conditions affecting Northern Europe may trigger repricing as traders adjust expectations. Additionally, historical temperature records for Amsterdam in early June and real-time weather model updates in the weeks leading up to the event will influence how the market prices different temperature outcomes.