Highest temperature in Wellington on August 6?

Platform comparison

Market context

The event is the highest Celsius temperature recorded at Wellington International Airport on 6 August 2026, so the practical question is whether the airport gets close to its winter daytime norm or produces a brief warm spike before the 12:00 UTC settlement cut-off. Wellington’s August climatology is cool and tightly clustered: typical highs sit around 11–12°C, with most forecast products showing only low-teens maxima for early August and little day-to-day volatility.[3][5][13]

That history makes a 0% implied **YES** price understandable if the contract’s YES side corresponds to an upper range above the kind of values usually seen at this station. Comparable forecasts for the airport and surrounding city have recently centred on roughly 12–13°C highs, with cloud, wind and occasional rain rather than heat-driven overshoots.[2][4][9][19] For a programmatic trader, the cleaner way to read this market is to map the current forecast high and the intraday hourly profile against the contract’s temperature bands, then monitor whether the observed maximum can only be reached in a short midday window or is likely to remain pinned below the lower bracket.

The catalysts to watch are the updated airport forecast, wind shifts, and any change in cloud or rain timing, because Wellington’s top temperature often depends more on clearing and downslope flow than on broad seasonal warmth.[14][15][19] Since settlement is based on the station’s recorded daily maximum on Wunderground, a bot or conditional order should prioritise fresh hourly updates and any forecast revision that nudges the daytime high by even 1°C; that is enough to move the probability of adjacent ranges when the market is already priced near the floor.[10][16]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Highest temperature in Wellington on August 6? 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 Kalshi Fees, 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

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees 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.