St Gallen weather live forecast

Today's maximum temperature in St Gallen is expected to be 18°C. Select a day from the live weather forecast for St Gallen, Switzerland for more weather parameters.

5-day weather forecast updated at 04:01 on Tuesday 9th June 2026 GMT

More about St Gallen

St Gallen by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Switzerland

SWISS: Cheap flights to Switzerland from £116

  • Book return flights to Switzerland from £116
  • Fly direct from the UK to Geneva & Zurich with SWISS
  • Connecting flights to destinations across Europe & beyond
Go to SWISS deal >>

View all SWISS offers

SwissLow fare finder

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 Tuesday 9th June 2026

Expect isolated thunderstorms in St Gallen, Switzerland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a light breeze of 12 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Light breeze of 12 kph from the South-West12
    kph wind from SW

Back to top

St Gallen weather for Wednesday 10th June 2026

Expect cloudy with some rain in St Gallen, Switzerland with a maximum temperature of 13°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 78% chance of some rain and a light breeze of 9 kph from the south-west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 78% chance of some rain78
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the South-West9
    kph wind from SW

Back to top

St Gallen weather for Thursday 11th June 2026

Expect mostly cloudy with light rain in St Gallen, Switzerland with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 14 kph from the west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 56% chance of some rain56
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 14 kph from the West14
    kph wind from W

Back to top

St Gallen weather for Friday 12th June 2026

Expect mostly cloudy with light rain in St Gallen, Switzerland with a maximum temperature of 17°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 28% chance of some rain and a gentle breeze of 13 kph from the south-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 28% chance of some rain28
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

Back to top

St Gallen weather for Saturday 13th June 2026

Expect isolated thunderstorms in St Gallen, Switzerland with a maximum temperature of 22°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a light breeze of 11 kph from the west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 11 kph from the West11
    kph wind from W

Back to top

SWISS: Cheap flights to Switzerland from £116

  • Book return flights to Switzerland from £116
  • Fly direct from the UK to Geneva & Zurich with SWISS
  • Connecting flights to destinations across Europe & beyond
Go to SWISS deal >>

View all SWISS offers

SwissLow fare finder

More about Switzerland

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^