Highest temperature in Wellington on June 24?

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Market context

Wellington’s June climate is typically cool, with daily highs averaging between 13°C and 16°C, rarely exceeding 19°C. The current crowd-implied probability of 0% YES on the Polymarket contract for a temperature above 19°C on 24 June 2026 reflects this historical norm, where such extremes are exceptionally uncommon. On-chain, the conditional token is priced in USDC on Polygon, and the market’s zero probability suggests traders see no credible pathway to a record-breaking day under current forecasts.

Historically, Wellington’s highest June temperature was 19.1°C, recorded on 1–2 June 2026, a record-breaking event confirmed by MetService NZ[4][8]. Yet, even that spike was short-lived and did not persist through mid-month. Comparable cases show that sustained highs above 18°C in late June are virtually absent, reinforcing the market’s zero probability stance. Traders should note that while anomalies occur, they are outliers, not trends.

Key catalysts include MetService’s daily weather bulletins and any sudden shifts in regional pressure systems. A recent MetService update highlighted the record-breaking warmth of early June but warned of cooling trends moving into mid-month[4]. Traders must monitor live Wunderground data for the Wellington Intl Airport Station, as the settlement relies exclusively on this source[3]. No major announcements are scheduled, but unexpected cold fronts or marine inversions could further suppress temperatures, aligning with the current 0% probability.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Highest temperature in Wellington on June 24? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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?

Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.

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.