Last updated: August 27, 2025
In September, the average temperature in Grootegast, Netherlands hovers around 15°C (59°F). Expect minimums of 5°C (42°F) and maximums reaching 29°C (85°F). This month brings about 68 mm (2.7 in) of precipitation spread over 12 days, contributing to an average humidity of 83%. Embrace the diverse weather as you explore!
In September in Grootegast, the average temperature is 15°C (59°F). Maximums can reach up to 29°C (85°F), while minimums can dip as low as 5°C (42°F). This makes Grootegast a great destination for travelers seeking mild weather with the possibility of warm days, perfect for outdoor activities and exploration.
In Grootegast in September, the precipitation amount is 68 mm (2.7 in) over the course of 12 days.
In Grootegast 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 Grootegast 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 Grootegast.
UV Risk Categories
Weather in Grootegast varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Grootegast, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 58 mm (2.3 inches) | 88% | low |
| February Weather | 4°C (40°F) | 57 mm (2.2 inches) | 88% | low |
| March Weather | 6°C (43°F) | 65 mm (2.6 inches) | 86% | moderate |
| April Weather | 9°C (48°F) | 42 mm (1.7 inches) | 84% | moderate |
| May Weather | 12°C (55°F) | 68 mm (2.7 inches) | 80% | high |
| June Weather | 17°C (62°F) | 77 mm (3.0 inches) | 75% | very high |
| July Weather | 18°C (64°F) | 95 mm (3.7 inches) | 75% | high |
| August Weather | 18°C (64°F) | 90 mm (3.5 inches) | 75% | high |
| September Weather | 15°C (59°F) | 68 mm (2.7 inches) | 83% | moderate |
| October Weather | 12°C (53°F) | 85 mm (3.3 inches) | 86% | moderate |
| November Weather | 7°C (45°F) | 51 mm (2.0 inches) | 87% | low |
| December Weather | 5°C (41°F) | 74 mm (2.9 inches) | 86% | low |