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Temperatures in December

It's cold in December in Sankt Gallen with an average temperature of 4°C. Temperatures this month range from a low of 2°C to a high of 9°C. At night, you can expect temperatures between -2°C and 3°C.

Max and Min Temperatures per Day

Daily Temperature in December in Sankt Gallen

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sankt Gallen in December. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of December

The month of December starts in Sankt Gallen with very cold temperatures, averaging around 4°C during the day and nights close to 0°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month. Wear a thick winter coat, jumper, long trousers, hat, and gloves.

Mid-December

By mid-December, the average daytime temperature rises to around 5°C, with nights close to 1°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Wear a thick winter coat, jumper, long trousers, hat, and gloves.

End of December

By the end of December, the average daytime temperature in Sankt Gallen will be around 6°C, with nights close to 2°C. There’s a significant chance of many days with precipitation.

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Precipitation in December

In December, there is an average of 135 mm of precipitation, spread over 14 days. Of the total precipitation, about 65 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.

The average precipitation chance is 45% per day this month.

Precipitation Chance

Daily precipitation chance in percentages for Sankt Gallen in December

This chart shows the daily precipitation chance (in percentages) in December for Sankt Gallen. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Sankt Gallen in December

London
Temperature Average Temperature
4°C 9°C
Sun High Temp
9°C 11°C
Sun Low Temp
2°C 8°C
Rain Total Precipitation
135 mm 67 mm
Rain Rainy Days
14 days 10 days
Snow Total Snowfall
65 cm 1,2 cm
Snow Snowy Days
21 days 1 day

UV index

The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Is December a good time to visit Sankt Gallen?

After some sun? Then December isn’t the best time to be in Sankt Gallen. There’s too much chance of rain this month.

Temperature records for Sankt Gallen in December

With 16°C, Sankt Gallen hit the highest temperature in the last 10 years in December 2021. The lowest daytime temperature in this month was -8°C in 2014. The extreme night temperatures ranged from a low of -14°C to a high of 10°C.

Check out the climate of Sankt Gallen for all months and discover the best travel time

Curious about the climate in other parts of Switzerland? Check out the weather and climate in places like Zurich, Geneva, Valais, or have a look at other destinations in Switzerland.

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Daily Temperature in December in Sankt Gallen

This chart shows the average daily temperatures, both day and night, for each day in December in Sankt Gallen, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in December in Sankt Gallen

Daily Precipitation in December in Sankt Gallen

The chart below shows the average daily precipitation in December for Sankt Gallen, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 14 days of rain in Sankt Gallen.

Daily Precipitation in December in Sankt Gallen

Daily Snowfall in December in Sankt Gallen

This chart shows the average daily snowfall in December in Sankt Gallen, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.

Daily Snowfall in December in Sankt Gallen

Daily UV Index in December in Sankt Gallen

This chart shows the average daily UV index in December in Sankt Gallen, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in December in Sankt Gallen

Temperature in December in Sankt Gallen Over the Years

This chart shows the average temperature in December in Sankt Gallen, measured in degrees Celsius, over the past years.

Temperature in December in Sankt Gallen Over the Years

Total Precipitation in December in Sankt Gallen Over the Years

This chart shows the average precipitation in December in Sankt Gallen, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in December in Sankt Gallen Over the Years

Snowfall in December in Sankt Gallen per year

This chart shows the average snowfall in December in Sankt Gallen, measured in centimetres, over the past years.

Snowfall in December in Sankt Gallen over the past years

Daily climate in December for Sankt Gallen

Click on a specific day in December for detailed info on the typical weather on that day in Sankt Gallen. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in December in Sankt Gallen

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Average Weather in Sankt Gallen by Month

Click on a month below to see detailed weather info for Sankt Gallen. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Sankt Gallen for all months at once

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