Saturday marks the first official warm day of the year. At the main weather station in De Bilt it was 20.1 degrees on Saturday at 12.30 p.m., which is a little early. On average, it is only 20 degrees or more in De Bilt on April 13.It is even warmer in other parts of the country. In Eindhoven, for instance, it is 21.6 degrees and in Enschede 22.4 degrees. In general, it is only an official warm day when the temperature reaches 20 degrees or more at the weather station in De Bilt.
The first official moderate frost of this winter was measured in De Bilt on Tuesday. The temperature at the national weather station dropped to -5.1 degrees, Weeronline reported. On this very cold day, the trade union FNV called for more protection against severe cold for people who work outside.
This spring was the second wettest one for the Netherlands this century, with only 2006 getting more rain, the meteorological institute KNMI reported. The lots of rain was good for the groundwater levels.
Thermometers hit 25 degrees in Hupsel, Gelderland, at 1:50 p.m. on Monday, making May 22 the first local summer’s day of the year. Typically, the first local summer’s day happens around May 1, Weer.nl reports. For an official summer’s day, temperatures must hit 25 degrees or higher at the KNMI measuring station in De Bilt. Maximums climbed to 24 degrees there yesterday.