Rotterdam in May
The weather in May
In May, Rotterdam averages daytime highs of 18° and night-time lows of 8° — mild weather by day. Expect around 63 mm of precipitation spread over about 12 wet days, with average cloud cover near 40%.
Days are 3.6° warmer than in April on average, and June is warmer again by about 2.5°.
May scores 68/100 — good conditions for sightseeing — and ranks 1st of the twelve months for Rotterdam.
Around the middle of the month the sun rises at 05:50 and sets at 21:29 local time, giving 15 h 39 min of daylight. Days lengthen by 89 minutes over the month.
Why 68/100?
How the score for May is builtComfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Rotterdam this month
The Hague
Netherlands's best in May
Amsterdam
Purmerend
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Rotterdam in May: quick answers
Is May a good time to visit Rotterdam?
May scores 68/100 for Rotterdam, which we rate as good. Average highs are 18°C with 12 wet days.
How warm is Rotterdam in May?
Daytime highs average 18°C and night-time lows 8°C in May.
Does it rain a lot in Rotterdam in May?
Rotterdam receives about 63 mm of precipitation in May, falling on around 12 days.