St Gallen weather live forecast

Tomorrow's maximum temperature in St Gallen is expected to be 19°C.

  • Wednesday
    16th Apr
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Thursday
    17th Apr
    Overcast with light rain (5-10 mm of rainfall expected)
  • Friday
    18th Apr
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Saturday
    19th Apr
    Scattered clouds
  • Sunday
    20th Apr
    Broken clouds

5-day weather forecast updated at 04:01 on Wednesday 16th April 2025 GMT

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The 5-day weather forecast for Switzerland (St Gallen) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Gallen weather forecast by day

Below are the detailed weather forecasts for St Gallen for the next 5 days.

St Gallen weather for Wednesday 16th April 2025

Expect mostly cloudy with light rain in St Gallen, Switzerland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 13 kph from the west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 64% chance of some rain64
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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St Gallen weather for Thursday 17th April 2025

Expect overcast with light rain in St Gallen, Switzerland with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a light breeze of 11 kph from the west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 70% chance of some rain70
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Light breeze of 11 kph from the West11
    kph wind from W

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St Gallen weather for Friday 18th April 2025

Expect mostly cloudy with light rain in St Gallen, Switzerland with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a light breeze of 12 kph from the west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 39% chance of some rain39
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 8°C wind chill8
    °C wind chill
  • Light breeze of 12 kph from the West12
    kph wind from W

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St Gallen weather for Saturday 19th April 2025

Expect scattered clouds in St Gallen, Switzerland with a maximum temperature of 17°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

  • 17°C maximum temperature17
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 10 kph from the South10
    kph wind from S

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St Gallen weather for Sunday 20th April 2025

Expect broken clouds in St Gallen, Switzerland with a maximum temperature of 17°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

  • 17°C maximum temperature17
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 10 kph from the South10
    kph wind from S

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  • Book beach holidays & city breaks in Europe & beyond
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Metric (°C / mm)  |  Imperial (°F / inches)

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