The best months to visit Netherlands are May and June. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Netherlands: January 6°C / 64mm; February 10°C / 53mm; March 12°C / 54mm; April 14°C / 50mm; May 20°C / 63mm; June 19°C / 68mm; July 21°C / 84mm; August 24°C / 84mm; September 20°C / 70mm; October 16°C / 70mm; November 10°C / 63mm; December 8°C / 71mm.