On the 16 June, the Federal Office for Meteorology and Climatology (MeteoSwiss) reported that temperatures of 31–33 °C (88–91 °F) had been measured in the southern Alps, central Valais and the Lake Geneva region, but had only exceeded the threshold to be considered a heat wave (average temperature of 25 °C (77 °F) throughout the day) at the local level.[60]