Last updated: August 23, 2025
In September, the average temperature in Grimburg, Germany hovers around 15°C (59°F). During this time, you can expect temperatures to range from a cool 3°C (39°F) to a warm 31°C (88°F). Be prepared for some rain, as the area receives approximately 67 mm (2.6 in) of precipitation over 9 days, contributing to an average humidity of 83%.
In September in Grimburg, the average temperature is 15°C (59°F). Maximum temperatures can reach as high as 31°C (88°F), while minimum temperatures can drop as low as 3°C (39°F). Overall, travelers should be prepared for a wide range of temperatures and pack accordingly.
In Grimburg in September, the total precipitation amount is 67 mm (2.6 in), occurring over a span of 9 days.
In Grimburg 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 Grimburg in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Grimburg, you can refer to this Hourly UV Index in Grimburg.
UV Risk Categories
Weather in Grimburg varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Grimburg, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (35°F) | 83 mm (3.3 inches) | 91% | low |
| February Weather | 3°C (38°F) | 88 mm (3.5 inches) | 90% | moderate |
| March Weather | 6°C (43°F) | 99 mm (3.9 inches) | 88% | moderate |
| April Weather | 10°C (49°F) | 46 mm (1.8 inches) | 84% | high |
| May Weather | 13°C (56°F) | 87 mm (3.4 inches) | 81% | very high |
| June Weather | 18°C (65°F) | 83 mm (3.3 inches) | 82% | very high |
| July Weather | 19°C (67°F) | 67 mm (2.7 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 62 mm (2.5 inches) | 80% | high |
| September Weather | 15°C (59°F) | 67 mm (2.6 inches) | 83% | high |
| October Weather | 11°C (51°F) | 76 mm (3.0 inches) | 89% | moderate |
| November Weather | 5°C (42°F) | 75 mm (2.9 inches) | 91% | low |
| December Weather | 3°C (38°F) | 144 mm (5.7 inches) | 93% | low |