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January Weather in Hellissandur, Iceland

Last updated: August 23, 2025

In January, the average temperature in Hellissandur, Iceland hovers around 2°C (35°F). Expect chilly conditions, with minimums dipping as low as -5°C (22°F) and a maximum of 9°C (48°F). Precipitation is notable, with about 103 mm (4.1 in) falling over 17 days, and the air feels quite humid, with an average humidity of 89%. Prepare accordingly for a moody and damp climate!

January Temperature in Hellissandur

In January in Hellissandur, the average temperature is 2°C (35°F), with maximums reaching 9°C (48°F) and minimums dropping as low as -5°C (22°F). Be sure to bundle up and prepare for chilly conditions when traveling to Hellissandur during this time.

January Weather in Hellissandur: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hellissandur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hellissandur, January typically has an average temperature of 2°C (35°F), with highs reaching up to 9°C (48°F) and lows dropping to around -5°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec353535394246505147433937
Data source: Temperature data for Hellissandur 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.

January Precipitation in Hellissandur

In Hellissandur in January, the precipitation amount is 103 mm (4.1 in) over the course of 17 days.

January Precipitation Trends in Hellissandur

The chart displays monthly precipitation patterns in Hellissandur, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Hellissandur, January typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec10311394107816370691491029392
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Hellissandur

In Hellissandur in January humidity is 89%. With an average temperature of 2°C (35°F), this humidity feels like a chilling dampness that clings to your skin, making outdoor exploration uncomfortable and requiring extra layers for warmth.

January Average Humidity in Hellissandur

This chart illustrates the average monthly humidity levels in Hellissandur, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Hellissandur is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%86%87%85%88%89%89%88%87%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Hellissandur

In Hellissandur in January, 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 Hellissandur.

Maximum UV Index Levels in Hellissandur for January

The chart shows the monthly maximum UV Index (UVI) for Hellissandur in January, 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 January, the maximum UV index in Hellissandur typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112355543211
Data source: Hellissandur January 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 January Weather in Hellissandur Compares to Other Months

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

This table compares monthly weather conditions in Hellissandur, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)103 mm (4.1 inches)89%low
February Weather2°C (35°F)113 mm (4.5 inches)89%low
March Weather2°C (35°F)94 mm (3.7 inches)90%low
April Weather4°C (39°F)107 mm (4.2 inches)86%moderate
May Weather6°C (42°F)81 mm (3.2 inches)87%moderate
June Weather8°C (47°F)63 mm (2.5 inches)85%moderate
July Weather10°C (50°F)70 mm (2.8 inches)88%moderate
August Weather10°C (51°F)69 mm (2.7 inches)88%moderate
September Weather9°C (48°F)149 mm (5.9 inches)89%moderate
October Weather6°C (43°F)102 mm (4.0 inches)88%low
November Weather4°C (39°F)93 mm (3.6 inches)87%low
December Weather3°C (37°F)92 mm (3.6 inches)87%low

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