Highest temperature in Helsinki on June 11?
18°C
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Understand this market
This market is asking: how warm will Helsinki get on a single day — June 11, 2026? Specifically, it wants to know the highest temperature reached that day at Helsinki's main airport weather station. The three options are 17°C, 18°C, or 19°C — that's roughly 63°F, 64°F, or 66°F — which is a fairly normal range for early June in Helsinki, a city where summers are mild and somewhat unpredictable.
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18°C
Resolution Criteria
This market will resolve to the temperature range that contains the highest temperature recorded at the Helsinki Vantaa Airport Station in degrees Celsius on 11 Jun '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 Helsinki Vantaa Airport Station, 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 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.
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