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September weather forecast in Interlaken

Average data for 10 years

  • 30 August, Sunday. morning, 16°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, north-westerly;

  • 31 August, Monday. morning, 16°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 82%; Wind speed 2 Meters per second, northerly;

  • 1 September, Tuesday. morning, 16°; night, 8°; rain; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, northerly;

  • 2 September, Wednesday. morning, 16°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, north-easterly;

  • 3 September, Thursday. morning, 17°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 81%; Wind speed 2 Meters per second, easterly;

  • 4 September, Friday. morning, 17°; night, 8°; rain; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, easterly;

  • 5 September, Saturday. morning, 16°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 81%; Wind speed 2 Meters per second, north-westerly;

  • 6 September, Sunday. morning, 16°; night, 8°; rain; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 81%; Wind speed 2 Meters per second, north-easterly;

  • 7 September, Monday. morning, 16°; night, 7°; rain; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 80%; Wind speed 2.2 Meters per second, north-easterly;

  • 8 September, Tuesday. morning, 17°; night, 8°; ; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 81%; Wind speed 2.2 Meters per second, north-easterly;

  • 9 September, Wednesday. morning, 16°; night, 8°; ; Feels like +11°; Pressure 691 millimeters of mercury; Humidity 82%; Wind speed 2 Meters per second, westerly;

  • 10 September, Thursday. morning, 16°; night, 7°; rain; Feels like +11°; Pressure 692 millimeters of mercury; Humidity 82%; Wind speed 2.2 Meters per second, westerly;

  • 11 September, Friday. morning, 16°; night, 7°; rain; Feels like +10°; Pressure 691 millimeters of mercury; Humidity 82%; Wind speed 2 Meters per second, westerly;

  • 12 September, Saturday. morning, 15°; night, 6°; rain; Feels like +9°; Pressure 691 millimeters of mercury; Humidity 82%; Wind speed 2 Meters per second, westerly;

  • 13 September, Sunday. morning, 15°; night, 7°; rain; Feels like +9°; Pressure 691 millimeters of mercury; Humidity 82%; Wind speed 2.2 Meters per second, south-westerly;

  • 14 September, Monday. morning, 14°; night, 7°; rain; Feels like +9°; Pressure 691 millimeters of mercury; Humidity 83%; Wind speed 2.2 Meters per second, south-westerly;

  • 15 September, Tuesday. morning, 15°; night, 7°; ; Feels like +9°; Pressure 691 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, southerly;

  • 16 September, Wednesday. morning, 14°; night, 6°; rain; Feels like +9°; Pressure 690 millimeters of mercury; Humidity 83%; Wind speed 2.2 Meters per second, south-westerly;

  • 17 September, Thursday. morning, 14°; night, 6°; rain; Feels like +8°; Pressure 690 millimeters of mercury; Humidity 84%; Wind speed 2.2 Meters per second, westerly;

  • 18 September, Friday. morning, 14°; night, 6°; ; Feels like +8°; Pressure 690 millimeters of mercury; Humidity 84%; Wind speed 2 Meters per second, southerly;

  • 19 September, Saturday. morning, 13°; night, 6°; rain; Feels like +8°; Pressure 691 millimeters of mercury; Humidity 84%; Wind speed 2 Meters per second, south-easterly;

  • 20 September, Sunday. morning, 14°; night, 5°; ; Feels like +8°; Pressure 692 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, easterly;

  • 21 September, Monday. morning, 15°; night, 6°; ; Feels like +8°; Pressure 691 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, south-easterly;

  • 22 September, Tuesday. morning, 14°; night, 5°; ; Feels like +8°; Pressure 691 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, south-easterly;

  • 23 September, Wednesday. morning, 14°; night, 5°; rain; Feels like +8°; Pressure 690 millimeters of mercury; Humidity 85%; Wind speed 2 Meters per second, southerly;

  • 24 September, Thursday. morning, 13°; night, 5°; rain; Feels like +7°; Pressure 690 millimeters of mercury; Humidity 85%; Wind speed 2.2 Meters per second, south-easterly;

  • 25 September, Friday. morning, 12°; night, 5°; rain; Feels like +6°; Pressure 690 millimeters of mercury; Humidity 85%; Wind speed 2 Meters per second, southerly;

  • 26 September, Saturday. morning, 12°; night, 5°; ; Feels like +6°; Pressure 691 millimeters of mercury; Humidity 86%; Wind speed 2 Meters per second, southerly;

  • 27 September, Sunday. morning, 13°; night, 5°; ; Feels like +7°; Pressure 691 millimeters of mercury; Humidity 83%; Wind speed 2 Meters per second, southerly;

  • 28 September, Monday. morning, 13°; night, 5°; ; Feels like +7°; Pressure 691 millimeters of mercury; Humidity 84%; Wind speed 2 Meters per second, southerly;

  • 29 September, Tuesday. morning, 14°; night, 5°; ; Feels like +7°; Pressure 691 millimeters of mercury; Humidity 82%; Wind speed 2 Meters per second, southerly;

  • 30 September, Wednesday. morning, 13°; night, 5°; ; Feels like +7°; Pressure 691 millimeters of mercury; Humidity 85%; Wind speed 2 Meters per second, southerly;

  • 1 October, Thursday. morning, 13°; night, 5°; rain; Feels like +7°; Pressure 690 millimeters of mercury; Humidity 84%; Wind speed 2.2 Meters per second, southerly;

  • 2 October, Friday. morning, 13°; night, 5°; ; Feels like +7°; Pressure 690 millimeters of mercury; Humidity 83%; Wind speed 2.2 Meters per second, southerly;

  • 3 October, Saturday. morning, 12°; night, 4°; rain; Feels like +6°; Pressure 690 millimeters of mercury; Humidity 83%; Wind speed 2.2 Meters per second, southerly;

In September, the weather in Interlaken is typically warm. The average daily high in September is 11 degrees above zero. On average, Interlaken has 15 rainy, 9 cloudy, and 5 sunny days in September. September along with March, April, May, and June is considered the least comfortable time to visit Interlaken.