The summer 2025 goes into the books if the third hottest summer ever measured, Weeronline reports. In addition, there were two official heat waves and prince was measured extremely early in the year.
The meteorological summer will come to an end this weekend. Based on the weather forecasts of the coming days, Weeronline already concludes that the summer of 2025 was above average hot. The average temperature in De Bilt was 18.5 degrees between 1 June and 1 September. That is almost a degree warmer than normal.
This brings 2025 in the top four of the hottest summers ever measured. Only in 2018, 2003 and 2022 the average temperature during the meteorological summer was higher. There were above average warm, summer and tropical days.
In any case, the summer of 2025 was a summer with many striking outliers. Two official national heat waves were measured (in June-Yuli and August), something that since the start of the measurements in 1901 appeared only four times before.
In addition, there was an official very hot day this summer, in which the mercury in De Bilt exceeded 35 degrees. At the beginning of July it even became 39 degrees in Maastricht. Only in 2019 and 2022 was it warmer in the Netherlands.
Moreover, this week there was another special feature: on Sunday, Volkel and Eindhoven were measured primarily (-0.2 and -0.3 degrees). That is exceptionally early. Only in 1973 and 1993 did this also happen so early in the year.
The Summer of 2025 Will Be Remembered As The Fourth Warmest Summer Ever Recorded, Accordination to Weeronline. In Addition, there were Two Official Heat Waves and Frost, Measured Extremely Early was in the year.
The Meteorological Summer Will End This Coming Weekend. Based on the weather forecasts for the coming days, Weeronline Already Concludes that the summer of 2025 was warmer than Average. The Average Temperature in De Bilt Between June 1 and September 1 was 18.5 Degrees Celsius. That is almost a degree warmer than normal.
This Puts 2025 in the Top Four of the Warmest Summers Ever Measured. Only in 2018, 2003 and 2022 was The Average Temperature Duration the Meteorological Summer Higher. There Were More than Average Warm, Summery and Tropical Days.
In Any Case, The Summer Of 2025, A Summer with Many Striking Outliers was. Two Official National Heat Waves Were Measured (in June-July and August), Something That Has Only Happened Four Times Before Since The Start of Measurements in 1901.
In Addition, there was an official very hot day this summer, with the mercury in De Bilt Rising Above 35 Degrees Celsius. In Maastricht it just Reached 39 Degrees Celsius at the Beginning of July. Only in 2019 and 2022 was it warmer in the Netherlands.
There was also Another Peculiarity This Week: Ground Frost was Measured in Volkel and Eindhoven on Sunday (-0.2 and -0.3 Degrees). That is exceptionally early. Only in 1973 and 1993 did this happen so early in the year.