Recent Met Office guidance and ensemble model runs position London’s July 16 maximum near 29 °C under lingering high pressure, yet incoming Atlantic fronts are expected to trigger afternoon thunderstorms that cap daytime heating and favor 27–28 °C. These conditions explain the market’s tight clustering around 27 °C (27.5 %) and 28 °C (44.5 %), with 29 °C trailing at 19 %. Historical July climatology (average high ~23–26 °C) and the urban heat-island effect provide context, but short-term instability and potential earlier cloud cover introduce realistic downside risk to the highest outcomes. Fresh model updates and official briefings through July 15 remain the key near-term catalysts.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in London on July 16?
Highest temperature in London on July 16?
28°C 51%
29°C 21%
27°C 20%
26°C 4.6%
NEW
$12,640 Vol.
NEW
$12,640 Vol.
Jul 16, 2026
23°C or below
<1%
24°C
<1%
25°C
1%
26°C
5%
27°C
20%
28°C
51%
29°C
21%
30°C
4%
31°C
1%
32°C
<1%
33°C or higher
<1%
28°C 51%
29°C 21%
27°C 20%
26°C 4.6%
NEW
$12,640 Vol.
NEW
$12,640 Vol.
Jul 16, 2026
23°C or below
$1,057 Vol.
<1%
24°C
$677 Vol.
<1%
25°C
$686 Vol.
1%
26°C
$1,047 Vol.
5%
27°C
$3,474 Vol.
20%
28°C
$1,291 Vol.
51%
29°C
$1,214 Vol.
21%
30°C
$706 Vol.
4%
31°C
$590 Vol.
1%
32°C
$590 Vol.
<1%
33°C or higher
$1,307 Vol.
<1%
This market will resolve to the temperature range that contains the highest temperature recorded at the London City Airport Station in degrees Celsius on 16 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 London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.Recent Met Office guidance and ensemble model runs position London’s July 16 maximum near 29 °C under lingering high pressure, yet incoming Atlantic fronts are expected to trigger afternoon thunderstorms that cap daytime heating and favor 27–28 °C. These conditions explain the market’s tight clustering around 27 °C (27.5 %) and 28 °C (44.5 %), with 29 °C trailing at 19 %. Historical July climatology (average high ~23–26 °C) and the urban heat-island effect provide context, but short-term instability and potential earlier cloud cover introduce realistic downside risk to the highest outcomes. Fresh model updates and official briefings through July 15 remain the key near-term catalysts.
This market will resolve to the temperature range that contains the highest temperature recorded at the London City Airport Station in degrees Celsius on 16 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 London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
Market Opened: Jul 14, 2026, 12:02 AM ET
Volume
$12,640End Date
Jul 16, 2026Market Opened
Jul 14, 2026, 12:02 AM ETResolution Source
https://www.wunderground.com/history/daily/gb/london/EGLCResolver
0x69c47De9D...This market will resolve to the temperature range that contains the highest temperature recorded at the London City Airport Station in degrees Celsius on 16 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 London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.Recent Met Office guidance and ensemble model runs position London’s July 16 maximum near 29 °C under lingering high pressure, yet incoming Atlantic fronts are expected to trigger afternoon thunderstorms that cap daytime heating and favor 27–28 °C. These conditions explain the market’s tight clustering around 27 °C (27.5 %) and 28 °C (44.5 %), with 29 °C trailing at 19 %. Historical July climatology (average high ~23–26 °C) and the urban heat-island effect provide context, but short-term instability and potential earlier cloud cover introduce realistic downside risk to the highest outcomes. Fresh model updates and official briefings through July 15 remain the key near-term catalysts.
This market will resolve to the temperature range that contains the highest temperature recorded at the London City Airport Station in degrees Celsius on 16 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 London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.
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.
Volume
$12,640End Date
Jul 16, 2026Market Opened
Jul 14, 2026, 12:02 AM ETResolution Source
https://www.wunderground.com/history/daily/gb/london/EGLCResolver
0x69c47De9D...Recent Met Office guidance and ensemble model runs position London’s July 16 maximum near 29 °C under lingering high pressure, yet incoming Atlantic fronts are expected to trigger afternoon thunderstorms that cap daytime heating and favor 27–28 °C. These conditions explain the market’s tight clustering around 27 °C (27.5 %) and 28 °C (44.5 %), with 29 °C trailing at 19 %. Historical July climatology (average high ~23–26 °C) and the urban heat-island effect provide context, but short-term instability and potential earlier cloud cover introduce realistic downside risk to the highest outcomes. Fresh model updates and official briefings through July 15 remain the key near-term catalysts.
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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