St Gallen weather live forecast

Tomorrow's maximum temperature in St Gallen is expected to be 15°C.

  • Monday
    12th May
    Broken clouds
  • Tuesday
    13th May
    Clear skies
  • Wednesday
    14th May
    Clear skies
  • Thursday
    15th May
    Broken clouds
  • Friday
    16th May
    Scattered clouds

5-day weather forecast updated at 04:01 on Monday 12th May 2025 GMT

More about St Gallen

St Gallen by month

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

Recommended for Switzerland

TUI: up to 8% off holidays booked online

  • Book online with TUI & save up to 8% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal 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 Monday 12th May 2025

Expect broken clouds in St Gallen, Switzerland with a maximum temperature of 15°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    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 9 kph from the South-West9
    kph wind from SW

Back to top

St Gallen weather for Tuesday 13th May 2025

Expect clear skies in St Gallen, Switzerland with a maximum temperature of 15°C, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

  • 15°C maximum temperature15
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 12 kph from the North-East12
    kph wind from NE

Back to top

St Gallen weather for Wednesday 14th May 2025

Expect clear skies in St Gallen, Switzerland with a maximum temperature of 17°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

  • 17°C maximum temperature17
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 17°C wind chill17
    °C wind chill
  • Light breeze of 8 kph from the North8
    kph wind from N

Back to top

St Gallen weather for Thursday 15th May 2025

Expect broken 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 gentle breeze of 13 kph from the north-east.

  • 17°C maximum temperature17
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Broken clouds
    broken 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
  • 17°C wind chill17
    °C wind chill
  • Gentle breeze of 13 kph from the North-East13
    kph wind from NE

Back to top

St Gallen weather for Friday 16th May 2025

Expect scattered clouds in St Gallen, Switzerland with a maximum temperature of 13°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

  • 13°C maximum temperature13
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    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
  • Moderate breeze of 20 kph from the North-East20
    kph wind from NE

Back to top

TUI: up to 8% off holidays booked online

  • Book online with TUI & save up to 8% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Switzerland

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^