This market will resolve to the temperature range that contains the highest temperature recorded at the Helsinki Vantaa Airport Station in degrees Celsius on 28 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.
Key risk: Data revisions from Wunderground after initial publication
AI updated 6/27/2026, 9:00:29 AM
This market will resolve to the temperature range that contains the highest temperature recorded at the Helsinki Vantaa Airport Station in degrees Celsius on 28 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.
Crowd Consensus
23%
ORYN Consensus
23%
Signal Score
0.0
Opportunity
0.0
ORYN is polling its model network — Claude, GPT, Gemini and more — for this market. The consensus and per-model dissent will appear here.
Regime: — · Confidence: 0%
The market predicts a 23% probability that Helsinki's highest temperature on June 28, 2026, will reach 25°C, based on historical climate data and seasonal trends. The low probability reflects the rarity of such temperatures in late June for the region.
A 25°C high in Helsinki on June 28, 2026, is plausible due to potential early heatwave conditions or an anomalous warm air mass. Climate change may increase the likelihood of extreme temperatures, even in typically cooler regions like Finland.
Historical data shows late June highs in Helsinki rarely exceed 22-24°C, with 25°C being an outlier. Persistent cloud cover, maritime influence, or unseasonable cold fronts could suppress temperatures below the threshold.
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Will the highest temperature in Helsinki be 25°C on June 28? is tracked on ORYN with data sourced from polymarket. Current market-implied probability is 23% while ORYN AI estimates 23%.
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