Highest temperature in Wellington on August 7?

Platform comparison

Market context

The event is the highest temperature at Wellington International Airport on 7 August 2026, with the market settling on the temperature band that contains the day’s peak reading from Wunderground. The current crowd-implied probability of 0% for YES suggests traders are either pricing in a very low chance of the contract resolving in the top band, or the contract is still too thin for meaningful discovery.

On historical framing, Wellington’s August climate is typically cool and changeable, with current forecasts pointing to single-digit or low-teens Celsius rather than anything near summer-like warmth. BBC observations for Wellington/Intl show 10°C with northerly flow, while MetService and other forecasts for Wellington point to temperatures around 8–11°C and only modest rain chances, which supports the view that the day’s maximum is more likely to stay in the lower temperature ranges than to spike sharply. That sits uneasily with a 0% implied probability if the contract’s upper bands are broad enough to capture an ordinary mild winter afternoon, so the comparison with sportsbook-style weather pricing would normally favour some non-zero chance of a mid-range outcome even if analysts lean cool.

Traders should watch the airport-specific hourly trend rather than the city forecast, because Wellington’s airport can differ from central Wellington under northerly, southerly, and coastal wind shifts. The main catalysts are whether the cloud breaks allow short-lived heating around midday, whether fresh southerlies cap the high, and whether any updated MetService or ACCUWeather guidance nudges the expected peak up or down before the settlement window closes. In a market like this, the meaningful divergence is usually between a thin prediction-market price, which can freeze on a stale view, and weather-model consensus, which updates as the day develops.

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Methodology

This page reviews Highest temperature in Wellington on August 7? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.