Highest temperature in Wellington on July 7?

Platform comparison

Market context

Wellington, New Zealand is experiencing light rain and a fresh breeze on 7 July 2026, with current readings showing a high of 14°C and a low of 11°C at the International Airport [3]. The prediction market for the highest temperature on this date currently implies a 0% probability for the specific outcome being traded, suggesting the crowd believes the temperature will not match the defined range, likely because 14°C is already the observed high for the day [3].

Historical climate data confirms July is Wellington’s coldest month, with average highs at 14°C (54°F) and average lows at 9°C (47°F), making significant deviations above this baseline rare without extreme atmospheric anomalies [5]. A comparable case occurred on 4 July 2026, when Wellington’s high temperature also registered exactly 13°C, reinforcing the pattern of stable, cool mid-winter conditions that frame the current 0% implied probability as a rational assessment of typical seasonal behaviour [1].

Traders should monitor real-time updates from the National Weather Service and BBC Weather for any sudden shifts in wind direction or pressure that could alter the day’s peak temperature before the 12:00 UTC settlement window [3][4]. The resolution depends entirely on the Wunderground record for NZWN, so any discrepancy between live observations and the final archived data point will determine the outcome, with no external announcements or schedules expected to influence the temperature reading on this specific day [2].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Highest temperature in Wellington on July 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 PolyGram, 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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

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.