Current forecasts and ensemble model runs from sources including the South African Weather Service position an 18–20°C maximum for Cape Town on August 24 as the most probable range, with afternoon peaks clustering near 19°C under a high-pressure ridge, clear skies, and moderate southerly to southeasterly winds that suppress cloud formation while limiting daytime warming. This aligns closely with August climatology, where typical highs fall between 17–19°C. Trader-implied probabilities reflect this consensus, concentrating heaviest on 19°C while assigning meaningful weight to the adjacent 18°C and 20°C outcomes amid minor model spread and the inherent uncertainty in short-range temperature predictions. No major shifts from recent model updates have altered this outlook.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Cape Town on August 24?
19°C 50%
20°C 25%
18°C 21%
21°C 5%
13°C or below
<1%
14°C
<1%
15°C
<1%
16°C
2%
17°C
3%
18°C
21%
19°C
50%
20°C
25%
21°C
5%
22°C
1%
23°C or higher
<1%
19°C 50%
20°C 25%
18°C 21%
21°C 5%
13°C or below
<1%
14°C
<1%
15°C
<1%
16°C
2%
17°C
3%
18°C
21%
19°C
50%
20°C
25%
21°C
5%
22°C
1%
23°C or higher
<1%
The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=fact
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °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.
Market Opened: Aug 22, 2026, 1:58 AM ET
Resolution Source
https://www.weather.gov/wrh/timeseries?site=factResolver
0x69c47De9D...The resolution source for this market will be information from NOAA, specifically the highest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=fact
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °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.
Resolution Source
https://www.weather.gov/wrh/timeseries?site=factResolver
0x69c47De9D...Current forecasts and ensemble model runs from sources including the South African Weather Service position an 18–20°C maximum for Cape Town on August 24 as the most probable range, with afternoon peaks clustering near 19°C under a high-pressure ridge, clear skies, and moderate southerly to southeasterly winds that suppress cloud formation while limiting daytime warming. This aligns closely with August climatology, where typical highs fall between 17–19°C. Trader-implied probabilities reflect this consensus, concentrating heaviest on 19°C while assigning meaningful weight to the adjacent 18°C and 20°C outcomes amid minor model spread and the inherent uncertainty in short-range temperature predictions. No major shifts from recent model updates have altered this outlook.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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