Last updated: August 27, 2025
In September, the average temperature in Lelystad, Netherlands hovers around 15°C (60°F), with a minimum dipping to 5°C (42°F) and a maximum reaching up to 29°C (85°F). Be prepared for some rain, as 82 mm (3.2 in) of precipitation may fall over 12 days. The air remains quite moist, with an average humidity of 83%.
In September in Lelystad, the average temperature is 15°C (60°F), with maximums reaching up to 29°C (85°F) and minimums dropping as low as 5°C (42°F). Travelers should be prepared for a range of temperatures and pack accordingly to fully enjoy their stay.
In Lelystad in September, the precipitation amount is 82 mm (3.2 in) occurring over a span of 12 days.
In Lelystad in September humidity is 83%. With an average temperature of 15°C (60°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable and sticky, as the air clings to your skin and dampens your clothes.
In Lelystad in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Lelystad.
UV Risk Categories
Weather in Lelystad varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Lelystad, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 65 mm (2.5 inches) | 88% | low |
| February Weather | 5°C (41°F) | 75 mm (2.9 inches) | 88% | low |
| March Weather | 6°C (44°F) | 79 mm (3.1 inches) | 86% | moderate |
| April Weather | 9°C (49°F) | 44 mm (1.7 inches) | 84% | moderate |
| May Weather | 13°C (56°F) | 67 mm (2.6 inches) | 80% | high |
| June Weather | 18°C (64°F) | 78 mm (3.1 inches) | 75% | very high |
| July Weather | 18°C (65°F) | 95 mm (3.8 inches) | 75% | very high |
| August Weather | 19°C (66°F) | 99 mm (3.9 inches) | 75% | high |
| September Weather | 15°C (60°F) | 82 mm (3.2 inches) | 83% | moderate |
| October Weather | 12°C (54°F) | 97 mm (3.8 inches) | 86% | moderate |
| November Weather | 8°C (46°F) | 55 mm (2.2 inches) | 87% | low |
| December Weather | 5°C (42°F) | 96 mm (3.8 inches) | 86% | low |