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December Weather in Sira, Norway

Last updated: August 27, 2025

In December, the average temperature in Sira, Norway hovers around 1°C (34°F). Expect chilly days, with minimum temperatures dipping to -12°C (10°F) and occasional highs reaching 8°C (47°F). Rainy spells are common, bringing an average precipitation of 202 mm (8.0 in) over 20 days, complemented by a high humidity level of 90%. Bundle up and prepare for a wet, cold month!

December Temperature in Sira

In December in Sira, the average temperature is 1°C (34°F). Maximums can reach 8°C (47°F) and minimums can be as low as -12°C (10°F). This weather means travelers should prepare for cold conditions and pack warm clothing while exploring the area.

December Weather in Sira: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sira, December typically has an average temperature of 1°C (34°F), with highs reaching up to 8°C (47°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec323033394856585652453833
Data source: Temperature data for Sira 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 Sira

In Sira in December, the total precipitation amount is 202 mm (8.0 in), which occurs over the course of 20 days.

December Precipitation Trends in Sira

The chart displays monthly precipitation patterns in Sira, 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 Sira, December typically receives around 202 mm (8.0 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec14817615360104126149188189255195202
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sira

In Sira in December, humidity is 90%. With an average temperature of 1°C (34°F), this humidity feels like you're wrapped in a cold, damp blanket, making travel uncomfortable and requiring extra layers to combat the chill.

December Average Humidity in Sira

This chart illustrates the average monthly humidity levels in Sira, 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 Sira is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%90%87%84%81%86%87%90%92%93%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sira

In Sira in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Sira.

Maximum UV Index Levels in Sira for December

The chart shows the monthly maximum UV Index (UVI) for Sira 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 Sira typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Sira 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 Sira Compares to Other Months

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

This table compares monthly weather conditions in Sira, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)148 mm (5.8 inches)92%low
February Weather-1°C (31°F)176 mm (6.9 inches)90%low
March Weather1°C (34°F)153 mm (6.0 inches)90%moderate
April Weather4°C (40°F)60 mm (2.4 inches)87%moderate
May Weather9°C (48°F)104 mm (4.1 inches)84%high
June Weather13°C (56°F)126 mm (5.0 inches)81%high
July Weather14°C (58°F)149 mm (5.9 inches)86%high
August Weather14°C (57°F)188 mm (7.4 inches)87%high
September Weather11°C (52°F)189 mm (7.4 inches)90%moderate
October Weather7°C (45°F)255 mm (10.0 inches)92%low
November Weather3°C (38°F)195 mm (7.7 inches)93%low
December Weather1°C (34°F)202 mm (8.0 inches)90%low

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