Last updated: August 27, 2025
In September, the average temperature in Oostendorp, Netherlands is a pleasant 15°C (59°F). Expect a range from a cool 4°C (39°F) to a warm 30°C (86°F). During this time, the area experiences an average precipitation of 76 mm (3.0 in) over approximately 11 days, contributing to an average humidity level of 83%.
In September in Oostendorp, the average temperature is 15°C (59°F). Maximums can reach 30°C (86°F) and minimums can be as low as 4°C (39°F). It's an ideal time to explore outdoor activities while enjoying mild weather.
In Oostendorp in September, the total precipitation amount is 76 mm (3.0 in), recorded over a period of 11 days.
In Oostendorp in September humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.
In Oostendorp 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 Oostendorp.
UV Risk Categories
Weather in Oostendorp varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Oostendorp, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 63 mm (2.5 inches) | 88% | low |
| February Weather | 5°C (41°F) | 73 mm (2.9 inches) | 88% | low |
| March Weather | 6°C (44°F) | 77 mm (3.0 inches) | 86% | moderate |
| April Weather | 9°C (49°F) | 42 mm (1.7 inches) | 84% | moderate |
| May Weather | 13°C (56°F) | 68 mm (2.7 inches) | 80% | high |
| June Weather | 18°C (64°F) | 77 mm (3.0 inches) | 75% | very high |
| July Weather | 18°C (65°F) | 95 mm (3.7 inches) | 75% | very high |
| August Weather | 18°C (65°F) | 99 mm (3.9 inches) | 75% | high |
| September Weather | 15°C (59°F) | 76 mm (3.0 inches) | 83% | moderate |
| October Weather | 12°C (54°F) | 91 mm (3.6 inches) | 86% | moderate |
| November Weather | 7°C (46°F) | 52 mm (2.0 inches) | 87% | low |
| December Weather | 5°C (42°F) | 89 mm (3.5 inches) | 86% | low |