Rotterdam: Weather Guide & Climate
Complete month-by-month weather guide: Rotterdam. Best time to visit: May, June, July, August, September. Plan your trip with detailed climate data.
Climate Overview
Rotterdam has a moderate climate with average yearly highs of 15°C, lows of 8°C, and approximately 13 rainy days per month.
The best time to visit Rotterdam is during May, June, July, August, September, when conditions are perfect for sightseeing and exploration
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Air Quality
Best Time
May, Jun, Jul, Aug, Sep
Hottest
Coldest
Driest Month
Forecast for your trip dates
Up to 16 days ahead| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 8°C | 4°C | 11 | Good |
| February | 9°C | 5°C | 18 | Wet |
| March | 10°C | 3°C | 10 | Good |
| April | 16°C | 6°C | 4 | Good |
| May | 18°C | 8°C | 4 | Excellent (best) |
| June | 21°C | 13°C | 15 | Excellent (best) |
| July | 20°C | 13°C | 16 | Excellent (best) |
| August | 25°C | 16°C | 17 | Excellent (best) |
| September | 20°C | 12°C | 10 | Excellent (best) |
| October | 14°C | 9°C | 21 | Wet |
| November | 12°C | 6°C | 12 | Good |
| December | 8°C | 3°C | 15 | Wet |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
Weather by Season
Winter
Dec–Feb
High: 8°C
Low: 4°C
Rainy days: 15 days/month
Spring
Mar–May
High: 15°C
Low: 6°C
Rainy days: 6 days/month
Summer
Jun–Aug
High: 22°C
Low: 14°C
Rainy days: 16 days/month
Autumn
Sep–Nov
High: 15°C
Low: 9°C
Rainy days: 14 days/month
Month-by-Month Weather Table
January
February
March
April
May
BestJune
BestJuly
BestAugust
BestSeptember
BestOctober
November
December
| Month | High | Low | Rainy days | Condition | View Details |
|---|---|---|---|---|---|
| January | 8°C | 4°C | 11 | Good | View Details → |
| February | 9°C | 5°C | 18 | Wet | View Details → |
| March | 10°C | 3°C | 10 | Good | View Details → |
| April | 16°C | 6°C | 4 | Good | View Details → |
| May (best) | 18°C | 8°C | 4 | Excellent | View Details → |
| June (best) | 21°C | 13°C | 15 | Excellent | View Details → |
| July (best) | 20°C | 13°C | 16 | Excellent | View Details → |
| August (best) | 25°C | 16°C | 17 | Excellent | View Details → |
| September (best) | 20°C | 12°C | 10 | Excellent | View Details → |
| October | 14°C | 9°C | 21 | Wet | View Details → |
| November | 12°C | 6°C | 12 | Good | View Details → |
| December | 8°C | 3°C | 15 | Wet | View Details → |
Rotterdam
Cutting-edge architecture with Cube Houses and Markthal food market,Europe's largest port, and vibrant food scene.
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Common Questions
What type of climate does Rotterdam have?
Rotterdam has a Moderate climate with average yearly temperatures of 15°C (highs) and 8°C (lows).
When is the best time to visit Rotterdam?
The best time to visit Rotterdam is during May, June, July, August, September, when temperatures average around 18°C and conditions are ideal for sightseeing.
What are the hottest and coldest months in Rotterdam?
The hottest month in Rotterdam is August with average highs of 25°C, while the coldest is March with average lows of 3°C.
When is the rainy season in Rotterdam?
Rotterdam sees the most rain in October (21 rainy days), while April is the driest month (4 rainy days).
More Rotterdam Guides
Best Time to Visit
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Things to Do
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Itineraries
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Overview
Complete travel guide for Rotterdam: top things to do, itineraries, and typical costs.