TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

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61%

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Highest temperature in Cape Town on July 4?
polymarket

Highest temperature in Cape Town on July 4?

Volume:
$48,803

18°C

 - Polymarket

18°C - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 4, 2026

Closed: Jul 4, 8:00 AM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

18°C

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$7,704
N/A
N/A
N/A
Settled
Yes
polymarket

17°C

0%
Yes 0¢No 100¢
—
N/A
$8,187
N/A
N/A
N/A
Settled
No
polymarket

16°C

0%
Yes 0¢No 100¢
—
N/A
$6,520
N/A
N/A
N/A
Settled
No
polymarket

14°C

0%
Yes 0¢No 100¢
—
N/A
$5,836
N/A
N/A
N/A
Settled
No
polymarket

15°C

0%
Yes 0¢No 100¢
—
N/A
$5,268
N/A
N/A
N/A
Settled
No
polymarket

13°C

0%
Yes 0¢No 100¢
—
N/A
$4,866
N/A
N/A
N/A
Settled
No
polymarket

12°C or below

0%
Yes 0¢No 100¢
—
N/A
$3,398
N/A
N/A
N/A
Settled
No
polymarket

19°C

0%
Yes 0¢No 100¢
—
N/A
$2,454
N/A
N/A
N/A
Settled
No
polymarket

20°C

0%
Yes 0¢No 100¢
—
N/A
$1,867
N/A
N/A
N/A
Settled
No
polymarket

22°C or higher

0%
Yes 0¢No 100¢
—
N/A
$1,523
N/A
N/A
N/A
Settled
No
polymarket

21°C

0%
Yes 0¢No 100¢
—
N/A
$1,178
N/A
N/A
N/A
Settled
No
Total markets: 11

Description

This market will resolve to the temperature range that contains the highest temperature recorded at the Cape Town International Airport Station in degrees Celsius on 4 Jul '26. The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Cape Town International Airport Station, available here: https://www.wunderground.com/history/daily/za/matroosfontein/FACT. To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C. This market can not resolve until the first data point for the following date has been published on the resolution source. The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market. Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.

Polymarket

This market will resolve to the temperature range that contains the highest temperature recorded at the Cape Town International Airport Station in degrees Celsius on 4 Jul '26. The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Cape Town International Airport Station, available here: https://www.wunderground.com/history/daily/za/matroosfontein/FACT. To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C. This market can not resolve until the first data point for the following date has been published on the resolution source. The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market. Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.

Frequently asked questions

The Cape Town temperature market dashboard on Polymarket tracks real-time odds and trading activity for predictions on the highest temperature in Cape Town on July 4. Traders buy and sell shares based on their forecast of whether the peak temperature will reach specific thresholds that day. The dashboard displays current odds, 24-hour trading volume of $34,244, and price history as the event date approaches. This live data reflects the collective expectations of market participants and updates continuously as new trades execute.

Prediction market odds represent real-money bets from traders worldwide, while analyst forecasts typically come from meteorological models and expert opinion. This market aggregates dispersed information and financial incentives into a single price signal. Analysts may issue point forecasts or ranges based on atmospheric data; traders here are pricing the probability of specific temperature outcomes. When the two diverge significantly, it often signals either new information entering the market or gaps in traditional forecasting. Both sources offer value, but they operate through fundamentally different mechanisms.

This market resolves around Jul 4, 2026, once the highest temperature recorded in Cape Town on July 4 is verifiable from credible public sources. The outcome is determined by comparing actual weather data against the specific temperature thresholds defined in each contract. No further trading occurs after the resolution window opens. Traders who correctly predicted the outcome receive their winnings, while incorrect positions expire worthless.

Weather forecasts and seasonal climate patterns are primary drivers. Updated meteorological models from major weather services can shift trader expectations significantly. Unusual atmospheric conditions—such as early winter storms, heat waves, or ocean temperature anomalies—may surprise the market. Historical temperature records for Cape Town in early July provide a baseline; deviations from the norm can trigger repricing. As July 4 approaches, real-time weather updates and short-term forecasts typically increase volatility. Breaking news about regional climate events can also influence positions.