TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 2, 11:59 PM EST
Kalshi
This event tracks whether any measurable precipitation falls at Central Park in New York on June 2, 2026, according to official weather records.
Prediction market odds on Kalshi reflect aggregated trader beliefs about June 2, 2026 rainfall in NYC, often diverging from traditional weather forecasts issued by meteorologists and services like the National Weather Service. Markets price in not only historical climate patterns and seasonal trends but also real-time trader conviction and risk appetite. While meteorological forecasts rely on atmospheric models and expert analysis, prediction markets incorporate collective intelligence from many participants with financial stakes. Comparing the two reveals whether traders are more or less confident than official forecasters about precipitation odds for that date.
On Kalshi, the Will it rain in NYC on Jun 2, 2026 event is priced as a binary contract where traders buy or sell shares corresponding to "Yes, it will rain" or "No, it will not rain." On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The share price directly reflects the market's probability estimate; a share trading at 0.65 implies a 65% chance of rain. Traders profit by correctly predicting the outcome, creating incentives for accurate information aggregation. Kalshi's order book displays bids and asks in real time, allowing participants to enter or exit positions at market or limit prices as new information emerges.
The market resolves on Jun 3, 2026, after June 2, 2026 has concluded and precipitation data for New York City becomes official. The outcome is determined by whether measurable rain fell in NYC on that date according to established meteorological records. Resolution occurs once the reference data source confirms whether the rainfall threshold was met, at which point all shares settle to either one dollar (if the outcome occurred) or zero dollars (if it did not). Traders holding the winning outcome receive their payout automatically.
Several factors could shift odds for NYC rain on June 2, 2026. Updated seasonal climate forecasts and long-range weather models released closer to the date will influence trader expectations. El Niño or La Niña patterns, Atlantic hurricane activity, and jet stream positioning in early June all affect precipitation likelihood in the Northeast. Historical weather data and analogous years may prompt traders to adjust positions. As June 2 approaches, short-range forecasts from the National Weather Service and other meteorological services become more precise, typically driving significant market repricing. Breaking news about atmospheric systems or climate anomalies can also trigger rapid trading activity.