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December Weather in San Vittore, Switzerland

Last updated: August 27, 2025

In December, the average temperature in San Vittore, Switzerland hovers around 0°C (32°F). Prepare for chilly days as temperatures can dip as low as -14°C (7°F), while the warmest can reach 10°C (50°F). Expect 111 mm (4.4 in) of precipitation over approximately 11 days, contributing to a high average humidity of 90%.

December Temperature in San Vittore

In December in San Vittore, the average temperature is 0°C (32°F). Maximums can reach 10°C (50°F), and minimums can be as low as -14°C (7°F). Be sure to pack layered clothing to stay comfortable during your travels.

December Weather in San Vittore: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Vittore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Vittore, December typically has an average temperature of 0°C (32°F), with highs reaching up to 10°C (50°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec303437455261636356483831
Data source: Temperature data for San Vittore generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in San Vittore

In San Vittore in December, the precipitation amount is 111 mm (4.4 in), occurring over the course of 11 days.

December Precipitation Trends in San Vittore

The chart displays monthly precipitation patterns in San Vittore, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In San Vittore, December typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec585493121165148125160126185149111
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Vittore

In San Vittore in December, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.

December Average Humidity in San Vittore

This chart illustrates the average monthly humidity levels in San Vittore, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in San Vittore is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Vittore

In San Vittore in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in San Vittore, you can visit Hourly UV Index in San Vittore.

Maximum UV Index Levels in San Vittore for December

The chart shows the monthly maximum UV Index (UVI) for San Vittore in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in San Vittore typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: San Vittore December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in San Vittore Compares to Other Months

Weather in San Vittore varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Vittore, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Vittore, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)58 mm (2.3 inches)92%low
February Weather1°C (34°F)54 mm (2.1 inches)89%moderate
March Weather3°C (38°F)93 mm (3.7 inches)87%high
April Weather7°C (46°F)121 mm (4.8 inches)84%very high
May Weather11°C (52°F)165 mm (6.5 inches)80%very high
June Weather16°C (61°F)148 mm (5.8 inches)82%very high
July Weather17°C (64°F)125 mm (4.9 inches)83%very high
August Weather17°C (63°F)160 mm (6.3 inches)80%very high
September Weather13°C (56°F)126 mm (4.9 inches)83%high
October Weather9°C (48°F)185 mm (7.3 inches)90%moderate
November Weather4°C (39°F)149 mm (5.9 inches)88%moderate
December Weather0°C (32°F)111 mm (4.4 inches)90%low

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