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Monthly climate guide

Rotterdam weather in July

With highs near 21°C (70°F) and lows around 15°C (59°F), July feels warm in Rotterdam. Rainfall averages about 76 mm (some rain) and the sky is often cloudy. Daytime highs are 2°C warmer than June and about the same as August.

What stands out in July

  • Just 50 km apart, but Rotterdam runs about 2°C cooler than Utrecht this month.
  • Comfortable temperatures make it easy to walk between Cube Houses and Markthal.
  • Only one month is warmer in Rotterdam than July.
  • Seasonally, July counts as mid-summer in Rotterdam.

Avg high

21°C

70°F

Avg low

15°C

59°F

Rainfall

76 mm

some rain

Humidity

77%

relative

Sky

64%

cloud · often cloudy

Rotterdam weather by month

Low → high °C Rain (mm)
Show the monthly averages as a table
Average monthly climate in Rotterdam
MonthAvg highAvg lowRainHumidityCloud cover
January6°C / 43°F3°C / 37°F77 mm91%74%
February6°C / 43°F2°C / 35°F61 mm89%68%
March9°C / 48°F3°C / 38°F51 mm86%63%
April13°C / 55°F6°C / 43°F36 mm81%61%
May16°C / 61°F9°C / 49°F50 mm79%64%
June19°C / 66°F13°C / 55°F70 mm79%67%
July21°C / 70°F15°C / 59°F76 mm77%64%
August22°C / 71°F15°C / 60°F76 mm76%61%
September19°C / 66°F13°C / 56°F69 mm79%59%
October15°C / 59°F10°C / 50°F85 mm85%68%
November10°C / 50°F6°C / 43°F69 mm89%70%
December8°C / 46°F4°C / 40°F92 mm91%75%

What to pack for July

  • T-shirts plus a light layer for the evening
  • Comfortable trainers or sandals for long walks
  • A compact umbrella or packable rain jacket
  • Water-resistant shoes
Full season-by-season packing guide →

Is July a good time to visit Rotterdam?

Our Rotterdam guide recommends: May to September for the warmest, driest weather.

Rotterdam is one of Europe's most bike-friendly cities — renting one is an easy way to cover its spread-out modern landmarks.

Best time to visit Rotterdam →

Other Netherlands cities in July

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Rotterdam weather in July. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/netherlands/rotterdam/july
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Rotterdam in July: quick answers

Is July a good time to visit Rotterdam?

July is a reasonable time for Rotterdam: highs around 21°C and about 76 mm of rain, though not one of the three best months.

How warm is Rotterdam in July?

Average highs are about 21°C (70°F) and average lows about 15°C (59°F), based on 10 years of daily data.

Does it rain a lot in Rotterdam in July?

Rotterdam typically gets around 76 mm of rain in July — some rain.

When is the best time to visit Rotterdam?

May to September for the warmest, driest weather.

Figures are long-term averages for the area around Rotterdam (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.