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: Jul 5, 1:00 AM EST
Kalshi
This event tracks the lowest temperature recorded in New York City on July 4, 2026. The outcome will be determined by the National Weather Service's official daily climatological report for Central Park, which provides the most authoritative temperature measurement for the region.
Resolution is based on the minimum temperature recorded at Central Park, NY on July 4, 2026, as reported in the National Weather Service's Climatological Report (Daily). The official data source is accessed via the NWS Eastern Region Climate portal under the Central Park NY location. Temperature ranges are divided into six bands: 74°F or below, 75-76°F, 77-78°F, 79-80°F, 81-82°F, and 83°F or above. Each band corresponds to a distinct outcome. Traders should note that preliminary NWS data may be subject to rounding and conversion nuances, and the final official report should be used for resolution rather than real-time weather services.
Prediction market odds often diverge from traditional weather analyst forecasts because they reflect real-money incentives and crowd wisdom rather than a single model's output. While meteorologists rely on physics-based simulations and historical data, this market aggregates the beliefs of many traders with financial stakes in accuracy. Analyst forecasts tend to be more conservative and model-driven, whereas market prices can shift rapidly when new information surfaces or when traders identify perceived mispricings. Both sources offer value: analysts provide technical depth, while markets reveal what informed participants actually believe will occur.
On Kalshi, this market is priced through a continuous order-book mechanism where traders submit bids and asks for contracts representing different temperature ranges or outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the probability traders assign to that outcome, with higher prices indicating greater confidence. As new weather forecasts, seasonal data, or real-time conditions emerge, traders adjust their positions, causing prices to move. This dynamic pricing ensures the market stays responsive to changing information and trader sentiment throughout the period leading up to July 4, 2026.
This market resolves around Jul 5, 2026, once July 4, 2026 has passed and the lowest temperature for that day in New York City can be verified. The outcome is confirmed through credible public reporting from established weather monitoring sources. Traders holding contracts aligned with the verified low temperature receive their payouts, while other positions expire worthless. The resolution process is straightforward: the actual meteorological data for that date becomes the definitive reference, eliminating ambiguity and ensuring all participants can independently verify the result.
Several factors could shift market prices leading up to July 4, 2026. Long-range climate forecasts and seasonal outlooks released by meteorological agencies may indicate warmer or cooler-than-normal conditions for early July. Major weather pattern changes—such as shifts in jet stream positioning or the development of heat domes—could trigger significant repricing. Additionally, historical temperature records for that date and broader climate trends may influence trader expectations. As summer approaches and short-range forecasts become available, market volatility typically increases as traders incorporate increasingly precise data into their positions.