Recent South African Weather Service guidance and ensemble models indicate a post-frontal high-pressure setup over the Western Cape, with light southerly flow and limited cloud cover favoring a daily maximum near 17–19 °C on 20 August. Cape Town’s Mediterranean winter regime, moderated by the cold Benguela Current, normally produces August highs of 16–18 °C; any northward shift in the subtropical ridge or delayed Atlantic trough could add 1–2 °C, while stronger on-shore winds would cap readings at 17 °C or below. Traders therefore assign the highest implied probabilities to the narrow 18–19 °C band, reflecting the narrow range between climatological norms and short-term model spread ahead of the next forecast update.
Tóm tắt AI thử nghiệm tham chiếu dữ liệu Polymarket. Đây không phải tư vấn giao dịch và không ảnh hưởng đến cách thị trường này được giải quyết. · Cập nhậtHighest temperature in Cape Town on August 20?
19°C 46%
18°C 27%
17°C 16%
20°C 15%
13°C or below
<1%
14°C
1%
15°C
1%
16°C
9%
17°C
16%
18°C
27%
19°C
36%
20°C
15%
21°C
11%
22°C
3%
23°C or higher
3%
19°C 46%
18°C 27%
17°C 16%
20°C 15%
13°C or below
<1%
14°C
1%
15°C
1%
16°C
9%
17°C
16%
18°C
27%
19°C
36%
20°C
15%
21°C
11%
22°C
3%
23°C or higher
3%
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 20 Aug '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.
Thị trường mở: Aug 18, 2026, 12:58 AM ET
Resolver
0x69c47De9D...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 20 Aug '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.
Resolver
0x69c47De9D...Recent South African Weather Service guidance and ensemble models indicate a post-frontal high-pressure setup over the Western Cape, with light southerly flow and limited cloud cover favoring a daily maximum near 17–19 °C on 20 August. Cape Town’s Mediterranean winter regime, moderated by the cold Benguela Current, normally produces August highs of 16–18 °C; any northward shift in the subtropical ridge or delayed Atlantic trough could add 1–2 °C, while stronger on-shore winds would cap readings at 17 °C or below. Traders therefore assign the highest implied probabilities to the narrow 18–19 °C band, reflecting the narrow range between climatological norms and short-term model spread ahead of the next forecast update.
Tóm tắt AI thử nghiệm tham chiếu dữ liệu Polymarket. Đây không phải tư vấn giao dịch và không ảnh hưởng đến cách thị trường này được giải quyết. · Cập nhật

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