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December Weather in Hella, Iceland

Last updated: August 23, 2025

In December, the average temperature in Hella, Iceland hovers around 2°C (36°F), with minimums plunging to -8°C (18°F) and maximums reaching up to 11°C (52°F). Expect a touch of dampness, as 147 mm (5.8 in) of precipitation typically falls over 16 days, while average humidity lingers at a brisk 84%.

December Temperature in Hella

In December in Hella, the average temperature is 2°C (36°F), with maximums reaching up to 11°C (52°F) and minimums dropping as low as -8°C (18°F). Travelers should be prepared for chilly conditions and varying temperatures during their visit.

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

The chart illustrates December temperature patterns in Hella, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hella, December typically has an average temperature of 2°C (36°F), with highs reaching up to 11°C (52°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec353537414550545349433736
Data source: Temperature data for Hella 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 Hella

In Hella in December, the precipitation amount is 147 mm (5.8 in) spread over 16 days.

December Precipitation Trends in Hella

The chart displays monthly precipitation patterns in Hella, 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 Hella, December typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec147169133133127959198196118140147
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hella

In Hella in December, humidity is 84%. With an average temperature of 2°C (36°F), this humidity feels like a cold, damp blanket wrapping around you, making outdoor activities less inviting and requiring extra layers to stay comfortable while traveling.

December Average Humidity in Hella

This chart illustrates the average monthly humidity levels in Hella, 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 Hella is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%85%81%83%82%86%87%87%88%85%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hella

In Hella 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 Hella.

Maximum UV Index Levels in Hella for December

The chart shows the monthly maximum UV Index (UVI) for Hella 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 Hella typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356643211
Data source: Hella 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 Hella Compares to Other Months

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

This table compares monthly weather conditions in Hella, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)147 mm (5.8 inches)84%low
February Weather2°C (36°F)169 mm (6.6 inches)82%low
March Weather3°C (37°F)133 mm (5.2 inches)85%low
April Weather5°C (42°F)133 mm (5.3 inches)81%moderate
May Weather7°C (46°F)127 mm (5.0 inches)83%moderate
June Weather10°C (51°F)95 mm (3.8 inches)82%high
July Weather12°C (54°F)91 mm (3.6 inches)86%high
August Weather12°C (54°F)98 mm (3.8 inches)87%moderate
September Weather9°C (49°F)196 mm (7.7 inches)87%moderate
October Weather6°C (43°F)118 mm (4.6 inches)88%low
November Weather3°C (37°F)140 mm (5.5 inches)85%low
December Weather2°C (36°F)147 mm (5.8 inches)84%low

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