Latest Finnish Meteorological Institute guidance and ensemble runs from GFS and ECMWF place Helsinki-Vantaa’s afternoon maximum near 16–17 °C on May 17, driven by strong solar insolation under a broad high-pressure ridge and light easterly flow that advects mildly warmer continental air. Morning readings near 10–12 °C and minimal low-level moisture allow efficient surface heating, pushing peaks above the May climatological average of 14–15 °C. Subtle differences among models hinge on boundary-layer mixing depth and the timing of any thin high cloud, which could cap the high at 16 °C or briefly permit 17 °C. Traders are therefore pricing these two outcomes as the clearest resolution candidates, with fresh hourly FMI observations tomorrow expected to decide between them.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · ZaktualizowanoHighest temperature in Helsinki on May 17?
17°C 37%
16°C 30%
15°C 16%
18°C 12.7%
9°C or below
<1%
10°C
<1%
11°C
<1%
12°C
1%
13°C
1%
14°C
5%
15°C
16%
16°C
30%
17°C
37%
18°C
13%
19°C or higher
3%
17°C 37%
16°C 30%
15°C 16%
18°C 12.7%
9°C or below
<1%
10°C
<1%
11°C
<1%
12°C
1%
13°C
1%
14°C
5%
15°C
16%
16°C
30%
17°C
37%
18°C
13%
19°C or higher
3%
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 Helsinki Vantaa Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/fi/vantaa/EFHK.
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.
Rynek otwarty: May 15, 2026, 12:06 AM ET
Źródło rozstrzygnięcia
https://www.wunderground.com/history/daily/fi/vantaa/EFHKThe 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 Helsinki Vantaa Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/fi/vantaa/EFHK.
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.
Źródło rozstrzygnięcia
https://www.wunderground.com/history/daily/fi/vantaa/EFHKLatest Finnish Meteorological Institute guidance and ensemble runs from GFS and ECMWF place Helsinki-Vantaa’s afternoon maximum near 16–17 °C on May 17, driven by strong solar insolation under a broad high-pressure ridge and light easterly flow that advects mildly warmer continental air. Morning readings near 10–12 °C and minimal low-level moisture allow efficient surface heating, pushing peaks above the May climatological average of 14–15 °C. Subtle differences among models hinge on boundary-layer mixing depth and the timing of any thin high cloud, which could cap the high at 16 °C or briefly permit 17 °C. Traders are therefore pricing these two outcomes as the clearest resolution candidates, with fresh hourly FMI observations tomorrow expected to decide between them.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · Zaktualizowano
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