Recent official forecasts from agencies including the Met Office and BBC Weather indicate a daytime high of 29–30°C for Amsterdam on June 23, aligning with market-implied odds favoring those outcomes amid tight clustering around 29–31°C. Key drivers include a building ridge of high pressure promoting southerly flow and clear to partly cloudy skies, which supports modest warming above seasonal normals near 20–22°C, while limited moisture and light winds reduce convective cooling. Ensemble model spreads reflect uncertainty in exact peak timing and any thin cloud cover that could trim the maximum by 1–2°C, keeping probabilities closely matched between adjacent thresholds. Updated runs ahead of resolution will refine the consensus as the short-range window narrows.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedHighest temperature in Amsterdam on June 23?
28°C 100.0%
26°C or below <1%
27°C <1%
29°C <1%
$80,819 Vol.
$80,819 Vol.
26°C or below
No
27°C
No
28°C
Yes
29°C
No
30°C
No
31°C
No
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
28°C 100.0%
26°C or below <1%
27°C <1%
29°C <1%
$80,819 Vol.
$80,819 Vol.
26°C or below
No
27°C
No
28°C
Yes
29°C
No
30°C
No
31°C
No
32°C
No
33°C
No
34°C
No
35°C
No
36°C or higher
No
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Amsterdam Airport Schiphol Station, available here: https://www.wunderground.com/history/daily/nl/schiphol/EHAM.
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: Jun 21, 2026, 12:14 AM ET
Resolution Source
https://www.wunderground.com/history/daily/nl/schiphol/EHAMResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Amsterdam Airport Schiphol Station, available here: https://www.wunderground.com/history/daily/nl/schiphol/EHAM.
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.
Resolution Source
https://www.wunderground.com/history/daily/nl/schiphol/EHAMResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
Recent official forecasts from agencies including the Met Office and BBC Weather indicate a daytime high of 29–30°C for Amsterdam on June 23, aligning with market-implied odds favoring those outcomes amid tight clustering around 29–31°C. Key drivers include a building ridge of high pressure promoting southerly flow and clear to partly cloudy skies, which supports modest warming above seasonal normals near 20–22°C, while limited moisture and light winds reduce convective cooling. Ensemble model spreads reflect uncertainty in exact peak timing and any thin cloud cover that could trim the maximum by 1–2°C, keeping probabilities closely matched between adjacent thresholds. Updated runs ahead of resolution will refine the consensus as the short-range window narrows.
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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