Forecast models from the Met Office and other agencies indicate a high of 20–21°C in London on September 18 under partly cloudy skies with southwesterly winds of 10–15 mph and limited cloud cover during peak heating hours. These conditions support the market’s strong weighting toward 20°C (57%) and 21°C (27.5%), consistent with typical mid-September maxima near 19–20°C and the current ridge-influenced pattern that has kept overnight lows mild around 12–16°C. Recent ensemble runs show minimal spread, with any increase in afternoon cloud or a slight wind shift the main variables that could cap the high at 19°C or allow a brief push to 22°C. Updated guidance ahead of the daily maximum will be the key near-term driver for traders.
Polymarketデータを参照したAI生成の実験的な要約。これは取引アドバイスではなく、このマーケットの解決方法には一切関係ありません。 · 更新日9月18日のロンドンの最高気温は?
20℃ 57%
21℃ 28%
19℃ 15%
18°C 2%
$12,964 Vol.
$12,964 Vol.
15℃以下
<1%
16℃
<1%
17°C
1%
18°C
2%
19℃
15%
20℃
57%
21℃
28%
22℃
1%
23°C
1%
24℃
<1%
25℃以上
<1%
20℃ 57%
21℃ 28%
19℃ 15%
18°C 2%
$12,964 Vol.
$12,964 Vol.
15℃以下
<1%
16℃
<1%
17°C
1%
18°C
2%
19℃
15%
20℃
57%
21℃
28%
22℃
1%
23°C
1%
24℃
<1%
25℃以上
<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=eglc
If NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.
In the event that there is no data for the observation date by 11:59 PM ET on the day following the observation date, this market will resolve to the lowest bracket.
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °C.
This market will resolve once the first data point for the following date has been published on the resolution source, or by 11:59 PM ET on the day following the observation date, whichever comes first.
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.
マーケット開始日: Sep 16, 2026, 12:55 AM ET
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=eglc
If NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.
In the event that there is no data for the observation date by 11:59 PM ET on the day following the observation date, this market will resolve to the lowest bracket.
To toggle between Fahrenheit and Celsius, click the "Switch to Metric Units" button until the relevant table displays °C.
This market will resolve once the first data point for the following date has been published on the resolution source, or by 11:59 PM ET on the day following the observation date, whichever comes first.
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.
Forecast models from the Met Office and other agencies indicate a high of 20–21°C in London on September 18 under partly cloudy skies with southwesterly winds of 10–15 mph and limited cloud cover during peak heating hours. These conditions support the market’s strong weighting toward 20°C (57%) and 21°C (27.5%), consistent with typical mid-September maxima near 19–20°C and the current ridge-influenced pattern that has kept overnight lows mild around 12–16°C. Recent ensemble runs show minimal spread, with any increase in afternoon cloud or a slight wind shift the main variables that could cap the high at 19°C or allow a brief push to 22°C. Updated guidance ahead of the daily maximum will be the key near-term driver for traders.
Polymarketデータを参照したAI生成の実験的な要約。これは取引アドバイスではなく、このマーケットの解決方法には一切関係ありません。 · 更新日
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