Recent forecast consensus from the Finnish Meteorological Institute and ensemble models positions a daytime maximum near 16°C in Helsinki on September 19 as the base case, driven by moderate southwesterly flow, increasing cloud cover, and scattered showers that limit radiative warming. Market-implied odds heavily favor 17°C at 64 percent over 16°C at 29.5 percent, reflecting trader assessment of slight upside potential if breaks in cloud allow brief additional heating above the seasonal norm of roughly 14–15°C. Westerly steering patterns and near-gale gusts noted in official marine forecasts introduce minor uncertainty in timing of any peak, with resolution hinging on official 24-hour maximum observations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourLa température la plus élevée à Helsinki le 19 septembre ?
17°C 65%
16°C 29%
18°C 6%
15°C 3%
11°C ou moins
<1%
12°C
<1%
13°C
<1%
14°C
2%
15°C
3%
16°C
29%
17°C
65%
18°C
6%
19°C
<1%
20°C
<1%
21°C ou plus
<1%
17°C 65%
16°C 29%
18°C 6%
15°C 3%
11°C ou moins
<1%
12°C
<1%
13°C
<1%
14°C
2%
15°C
3%
16°C
29%
17°C
65%
18°C
6%
19°C
<1%
20°C
<1%
21°C ou plus
<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=efhk
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.
Marché ouvert : Sep 17, 2026, 12:58 AM ET
Source de résolution
https://www.weather.gov/wrh/timeseries?site=efhkRésolveur
0x69c47De9D...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=efhk
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.
Source de résolution
https://www.weather.gov/wrh/timeseries?site=efhkRésolveur
0x69c47De9D...Recent forecast consensus from the Finnish Meteorological Institute and ensemble models positions a daytime maximum near 16°C in Helsinki on September 19 as the base case, driven by moderate southwesterly flow, increasing cloud cover, and scattered showers that limit radiative warming. Market-implied odds heavily favor 17°C at 64 percent over 16°C at 29.5 percent, reflecting trader assessment of slight upside potential if breaks in cloud allow brief additional heating above the seasonal norm of roughly 14–15°C. Westerly steering patterns and near-gale gusts noted in official marine forecasts introduce minor uncertainty in timing of any peak, with resolution hinging on official 24-hour maximum observations.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour
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