 The air-temperatures on the first day of the four-day march was about .Forecasts showed even higher temperatures of for the next day, causing the organisation to cancel the remainder of the event.Vierdaagse

The highest temperature was recorded on 19 July (see picture), when temperatures reached for most of the country the mid- to upper 30s °C (mid- to upper 90s °F), Especially in the south-east.