Highest temperature in Cape Town on August 3?

Platform comparison

Market context

Cape Town International Airport is tracking a fairly standard winter setup for early August, with forecasts clustering around the low- to mid-20s Celsius at best and cooler early-morning conditions. AccuWeather’s August outlook puts daily highs mostly in the mid-to-upper teens Celsius, while a local forecast for Monday 3 August called for a maximum of 23°C, dry weather, and a light south-easterly breeze.[1][2] That is enough to keep the market’s current 0% YES price anchored if traders are using a strict “highest temperature recorded on the day” range rather than the headline city forecast, because the day’s peak must be captured at the airport station itself.[1][2]

Historically, Cape Town in August is a cool, winter month: average highs are commonly cited around 17–18°C, with lows near 8–11°C, and even optimistic long-range forecasts tend to sit well below summer levels.[13][14][16][17] The practical trading question is whether a brief warm-up can lift the airport’s measured maximum into a higher bracket than the market currently implies. For this kind of weather contract, the key comparator is not the average monthly climate, but whether today’s observations can beat the usual August ceiling by a few degrees; on current public forecasts, that would require a stronger-than-expected afternoon spike.[1][2][12]

The main catalysts are the station observation updates and any late-day changes in cloud cover, wind, or marine influence, since Cape Town’s temperature can be capped by onshore flow even when the broader region looks warm. The forecast sources currently point to dry, mostly stable conditions, with only light winds and no rain expected, which reduces the chance of an abrupt cool-down from showers but does not guarantee a high terminal reading at the airport.[2][8][12] Traders should watch the live Wunderground history page for the station’s running daily high, because the settlement depends on that single measured value rather than generic Cape Town weather commentary.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Football-specific comparison page for Highest temperature in Cape Town on August 3?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).

Resolution & payout

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FAQ

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