St Gallen weather live forecast

Today's maximum temperature in St Gallen is expected to be 23°F. 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 Monday 29th December 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 sale: 10% off 2026/2027 holidays

  • Save 10% on 2026/2027 holidays in biggest ever TUI sale
  • Max discount £500. T&Cs apply. £500 min spend
  • Travel between 1st May 2026 & 31st Oct 2027 (inclusive)
Show discount codeShow discount code ******ALE
Redeem TUI discount code >>

Expires at 23:59 on Saturday 31st Jan 2026 · 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 Tuesday 30th December 2025

Expect mostly cloudy with light snow in St Gallen, Switzerland with a maximum temperature of 23°F and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 6% chance of some snow and a light breeze of 6 mph from the north-east.

  • 23°F maximum temperature23
    °F maximum temperature
  • 19°F minimum temperature19
    °F minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 6% chance of some snow6
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 16°F wind chill16
    °F wind chill
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

Back to top

St Gallen weather for Wednesday 31st December 2025

Expect broken clouds in St Gallen, Switzerland with a maximum temperature of 23°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 cm of snow expected and little or no wind of 3 mph from the south.

  • 23°F maximum temperature23
    °F maximum temperature
  • 18°F minimum temperature18
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • 19°F wind chill19
    °F wind chill
  • Little or no wind of 3 mph from the South3
    mph wind from S

Back to top

St Gallen weather for Thursday 1st January 2026

Expect scattered clouds in St Gallen, Switzerland with a maximum temperature of 28°F, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 5 mph from the south-west.

  • 28°F maximum temperature28
    °F maximum temperature
  • 19°F minimum temperature19
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • 23°F wind chill23
    °F wind chill
  • Light breeze of 5 mph from the South-West5
    mph wind from SW

Back to top

St Gallen weather for Friday 2nd January 2026

Expect mostly cloudy with light snow in St Gallen, Switzerland with a maximum temperature of 32°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 44% chance of some snow and a light breeze of 5 mph from the south-west.

  • 32°F maximum temperature32
    °F maximum temperature
  • 23°F minimum temperature23
    °F minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 44% chance of some snow44
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 27°F wind chill27
    °F wind chill
  • Light breeze of 5 mph from the South-West5
    mph wind from SW

Back to top

St Gallen weather for Saturday 3rd January 2026

Expect cloudy with some snow in St Gallen, Switzerland with a maximum temperature of 34°F and no hours of bright sunshine. There are 20-30 cm of snow expected with 53% chance of some snow and a light breeze of 7 mph from the south.

  • 34°F maximum temperature34
    °F maximum temperature
  • 30°F minimum temperature30
    °F minimum temperature
  • Cloudy with some snow
    cloudy with some snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 53% chance of some snow53
    % chance of some snow
  • 20-30 cm of snow expected<30
    cm of snow expected
  • 27°F wind chill27
    °F wind chill
  • Light breeze of 7 mph from the South7
    mph wind from S

Back to top

TUI sale: 10% off 2026/2027 holidays

  • Save 10% on 2026/2027 holidays in biggest ever TUI sale
  • Max discount £500. T&Cs apply. £500 min spend
  • Travel between 1st May 2026 & 31st Oct 2027 (inclusive)
Show discount codeShow discount code ******ALE
Redeem TUI discount code >>

Expires at 23:59 on Saturday 31st Jan 2026 · View all TUI offers

TUITUI deal finder

Metric (°C)  |  Imperial (°F)

Back to top

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 ^