Weather radar Rotterdam
Real-time precipitation radar · Zuid-Holland · Netherlands
Rotterdam climate table – average temperature, precipitation & sunshine hours
The climate table for Rotterdam shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 6.6° | 8.5° | 11.1° | 12.9° | 17.1° | 21.2° | 21.8° | 22.2° | 20.1° | 15.6° | 10.3° | 7.8° |
| Avg low (°C) | 2.7° | 3.5° | 3.9° | 5.6° | 9.3° | 13.1° | 14.4° | 14.6° | 12.5° | 10° | 6° | 3.9° |
| Precipitation (mm) | 75 | 61 | 55 | 61 | 83 | 74 | 84 | 60 | 74 | 104 | 89 | 65 |
| Rainy days | 13 | 12 | 11 | 11 | 15 | 10 | 15 | 11 | 12 | 17 | 15 | 14 |
| Sunshine hours | 115 | 139 | 246 | 302 | 368 | 374 | 367 | 353 | 276 | 193 | 121 | 83 |
| Humidity | 86% | 84% | 77% | 75% | 77% | 74% | 77% | 77% | 80% | 85% | 88% | 89% |
Best time to visit Rotterdam
The best time to visit Rotterdam is typically June. In this month the average high is 21.2°C, precipitation is 74 mm and sunshine duration is 374 hours. The annual average high is 14.6°C, total annual precipitation is 885 mm (156 rainy days/year) and annual sunshine is 2937 hours.
Frequently asked questions about the weather in Rotterdam
How up to date is the weather radar for Rotterdam?
The weather radar for Rotterdam is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Rotterdam?
Besides the rain radar, RadarWeather provides for Rotterdam: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Rotterdam?
The thunderstorm potential for Rotterdam is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Rotterdam.
What is the climate like in Rotterdam?
Rotterdam has an annual average high of 14.6°C. The warmest month is August (avg high 22.2°C), the coldest January (avg low 2.7°C). The wettest month is October with 104 mm, the driest March with 55 mm. Total annual precipitation is 885 mm (156 rainy days). Annual sunshine is 2937 hours.