Last updated: June 24, 2025
In September, the average temperature in Berlin, United States hovers around 18°C (65°F), offering a pleasant climate for exploration. Expect a minimum of 3°C (38°F) and a maximum soaring to 34°C (93°F). Be prepared for occasional showers, as the area receives about 89 mm (3.5 in) of precipitation over 9 days. With an average humidity level of 71%, you're sure to feel the warmth in this vibrant locale!
In September in Berlin, the average temperature is 18°C (65°F). Maximums can reach 34°C (93°F), and minimums can be as low as 3°C (38°F). This makes it a great time to explore outdoor activities while being prepared for both warm days and cooler nights.
In Berlin in September, the precipitation amount is 89 mm (3.5 in) during a span of 9 days.
In Berlin in September humidity is 71%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making it a bit sticky and muggy, which can be slightly uncomfortable for traveling, especially if you're engaging in outdoor activities or exploring the city on foot.
In Berlin in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Berlin.
UV Risk Categories
Weather in Berlin varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Berlin, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -2°C (28°F) | 74 mm (2.9 inches) | 86% | moderate |
February Weather | -1°C (31°F) | 90 mm (3.5 inches) | 84% | moderate |
March Weather | 2°C (36°F) | 87 mm (3.4 inches) | 82% | high |
April Weather | 8°C (47°F) | 132 mm (5.2 inches) | 80% | very high |
May Weather | 14°C (58°F) | 91 mm (3.6 inches) | 72% | very high |
June Weather | 20°C (68°F) | 93 mm (3.7 inches) | 72% | very high |
July Weather | 23°C (73°F) | 154 mm (6.1 inches) | 67% | very high |
August Weather | 22°C (72°F) | 99 mm (3.9 inches) | 66% | very high |
September Weather | 18°C (65°F) | 89 mm (3.5 inches) | 71% | high |
October Weather | 12°C (54°F) | 137 mm (5.4 inches) | 78% | high |
November Weather | 5°C (41°F) | 102 mm (4.0 inches) | 84% | moderate |
December Weather | 0°C (32°F) | 125 mm (4.9 inches) | 81% | low |