The Royal Netherlands Meteorological Institute (KNMI) latest forecast update, issued this afternoon at 17:51 local time, projects a daytime maximum temperature of 14°C in Amsterdam under partly cloudy skies with light showers alternating with sun, a 40% precipitation chance, and light northeasterly winds at force 2—conditions aligning with trader consensus at over 99% implied probability for 14°C. Current observations from nearby Schiphol Airport at 18:10 confirm a high so far of 12.7°C amid overcast skies, leaving limited time for significant warming as sunset nears. This positioning reflects strong model agreement from ECMWF and GFS ensembles, consistent with early April climatology averaging 12–13°C highs. A realistic challenge would require unexpected prolonged clearing and solar heating to briefly exceed 14°C before evening, though low sunshine (20%) and cloud persistence make this unlikely. KNMI's evening update will provide final confirmation.
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 April 13?
Highest temperature in Amsterdam on April 13?
14°C 99.8%
15°C <1%
16°C <1%
17°C <1%
$63,112 Vol.
$63,112 Vol.
14°C
100%
15°C
<1%
16°C
<1%
17°C
<1%
18°C or higher
<1%
14°C 99.8%
15°C <1%
16°C <1%
17°C <1%
$63,112 Vol.
$63,112 Vol.
14°C
100%
15°C
<1%
16°C
<1%
17°C
<1%
18°C or higher
<1%
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Amsterdam Airport Schiphol Station once information is finalized, 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 to "Yes" until all data for this date has been finalized.
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.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Market Opened: Apr 9, 2026, 12:19 AM ET
Resolution Source
https://www.wunderground.com/history/daily/nl/schiphol/EHAMResolver
0x69c47De9D...The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Amsterdam Airport Schiphol Station once information is finalized, 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 to "Yes" until all data for this date has been finalized.
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.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Resolution Source
https://www.wunderground.com/history/daily/nl/schiphol/EHAMResolver
0x69c47De9D...The Royal Netherlands Meteorological Institute (KNMI) latest forecast update, issued this afternoon at 17:51 local time, projects a daytime maximum temperature of 14°C in Amsterdam under partly cloudy skies with light showers alternating with sun, a 40% precipitation chance, and light northeasterly winds at force 2—conditions aligning with trader consensus at over 99% implied probability for 14°C. Current observations from nearby Schiphol Airport at 18:10 confirm a high so far of 12.7°C amid overcast skies, leaving limited time for significant warming as sunset nears. This positioning reflects strong model agreement from ECMWF and GFS ensembles, consistent with early April climatology averaging 12–13°C highs. A realistic challenge would require unexpected prolonged clearing and solar heating to briefly exceed 14°C before evening, though low sunshine (20%) and cloud persistence make this unlikely. KNMI's evening update will provide final confirmation.
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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