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Figure

Observed trends in warm days across Europe between 1960 and 2017

Figure Created 22 Mar 2018 Published 16 May 2018 Last modified 29 May 2019

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Warm days are defined as being above the 90th percentile of the daily maximum temperature. Boxes outlined in solid black contain at least three stations and so are likely to be more representative of the entire grid. A significant (at the 5 % level) long-term trend is shown by a black dot.