Highest temperature in Manila on July 1?

Platform comparison

Market context

On 1 July 2026, the Ninoy Aquino International Airport in Manila will record its peak daytime temperature, a real-world event that determines settlement for a prediction market currently implying zero probability of a specific high-temperature range. Historical data confirms that July in Manila falls within the wet season, with average highs between 26°C and 31°C, while daytime temperatures typically reach 31°C amid very high humidity and frequent showers[1][2]. Although April is traditionally the hottest month, the ongoing intensification of El Niño has elevated the likelihood of record-level temperatures persisting through 2026–2030, with a 91% chance global averages will temporarily exceed 1.5°C above pre-industrial baselines[3]. This climatic backdrop suggests that while extreme heat is possible, the wet-season context makes a specific outlier range less probable, aligning with the current 0% crowd-implied probability.

Traders monitoring this market should watch for immediate thunderstorm activity, as a watch was issued at 10:00 AM on 1 July for the Greater Metro Manila Area, indicating a high likelihood of storm development that could suppress peak temperatures[8]. The resolution relies on Wunderground data for the highest temperature recorded at any time on this day, meaning traders must track real-time updates rather than relying solely on forecast averages[4]. When comparing platforms like Polymarket, Kalshi, Betfair, or Smarkets, note that divergence in fee structures and KYC requirements can significantly alter net returns on such weather-linked bets; for instance, platforms offering decimal odds versus implied probability may present different risk-reward calculations for traders assessing the 0% probability signal. Additionally, fee differences between books can erode profits on low-probability outcomes, making platform selection critical for those researching comparative market efficiency.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Highest temperature in Manila on July 1? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Robinhood Prediction Markets, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Polymarket vs Kalshi — which is better?

Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.

Which platform has the deepest liquidity?

Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.

Which platform is accessible globally?

Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.

Are all these platforms regulated?

No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.

Which platform supports Klarna/SOFORT?

Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.