Best year time to visit St. Gallen

General weather information about St. Gallen

Average annual temperature is 10.3 °C

Absolute maximum temperature: 32.3 °C

Absolute minimum temperature: -11.1 °C

Number of sunny days: 118 days

Number of rainy days: 230 days

Number of snow days: 17 days

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* Weather data for St. Gallen Switzerland is based on climate observations for 2026 year

St. Gallen air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.213.617.718.022.729.832.330.325.924.514.111.0
Average daytime temperature (°C)4.56.59.710.716.524.123.422.821.517.18.16.3
Average temperature (°C)1.52.55.86.812.618.918.918.617.112.64.63.0
Average night temperature (°C)-1.4-0.52.13.38.413.614.714.713.08.81.4-0.1
Absolute minimum temperature (°C)-9.7-6.5-4.6-3.05.110.89.78.67.22.8-4.2-11.1

St. Gallen monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.010.311.913.615.115.915.514.212.610.99.38.5
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)3.56.66.77.49.013.611.410.010.07.53.53.4
Precipitation (mm)73491402611997020824761144269193
Sunny days1014114512691816310
Rainy days111119262618252212152619
Snow days1031000000012

St. Gallen - weather forecast by months

St. Gallen weather in januarySt. Gallen weather in februarySt. Gallen weather in marchSt. Gallen weather in aprilSt. Gallen weather in maySt. Gallen weather in juneSt. Gallen weather in julySt. Gallen weather in augustSt. Gallen weather in septemberSt. Gallen weather in octoberSt. Gallen weather in novemberSt. Gallen weather in december

Best time to visit St. Gallen:

The best time to visit St. Gallen during the most sunny months:

  • June — 13.6(h)
  • July — 11.4(h)
  • August — 10.0(h)
  • September — 10.0(h)

Months with the longest average daylight duration in St. Gallen:

  • June — 15.9(h)
  • July — 15.5(h)

The largest precipitation sum in St. Gallen is at

  • April — 261(mm)
  • July — 208(mm)
  • August — 247(mm)
  • November — 269(mm)

    • Weather forecast in the closest to St. Gallen admin centers

    Weather forecast in the closest towns to St. Gallen

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    Frequently asked questions

    When is the best time to visit St. Gallen?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit St. Gallen.
    What is the weather like in St. Gallen?
    See average temperature, rainfall and daylight hours for St. Gallen by month in the table above.
    How many sunny days does St. Gallen have?
    The monthly weather statistics above show sunshine and rainfall patterns for St. Gallen throughout the year.