December Weather in Reydarfjoerdur, Iceland

Last updated: March 17, 2025

December in Reydarfjörður, Iceland presents a captivating yet chilly tableau characterized by a maximum temperature of 9°C (48°F) and an average of -3°C (28°F). While the landscapes are often blanketed in snow, the minimum plunges to -19°C (-2°F), creating a winter wonderland that enchants visitors. The region experiences significant precipitation totaling 214 mm (8.4 in) over 18 days, contributing to the area's unique ecosystem. With a humidity level hovering around 85%, the air is crisp and invigorating, making December a month that perfectly encapsulates the stark beauty of Icelandic winter.

December Temperature in Reydarfjoerdur

In December, Reydarfjörður, Iceland, experiences a biting chill, with temperatures reaching a minimum of -19°C (-2°F) and an average of -3°C (28°F), setting the stage for its frigid winter charm. This month marks a notable dip in temperatures compared to the preceding months, as the region braces for the heart of winter, with maximum highs only grazing 9°C (48°F). The trend shows a consistent cold spell from November through January, making December one of the coldest months in this picturesque fjord town. Despite the chill, the serene beauty of the wintry landscape offers a unique allure for those who embrace the season's frosty embrace.

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

The chart illustrates December temperature patterns in Reydarfjoerdur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec282930323745494844362927
Data source: Temperature data for Reydarfjoerdur generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Reydarfjoerdur

In Reydarfjörður, Iceland, December marks a significant culmination of the year's precipitation patterns, bringing 214 mm (8.4 in) of rain over 18 days. This month tends to blend the transition from autumn's wetter spell into the snowy embrace of winter. Interestingly, December's precipitation is slightly below October's high of 217 mm, indicating a shift as the year draws to a close. Notably, November's rainfall also hovers around 143 mm, suggesting a relatively consistent wetness leading into December. As winter deepens, the frequency of rain-dominant days remains steady, keeping Reydarfjörður's landscape lush and vibrant despite the cold. This overall trend highlights the region's characteristic wet and wild winter climate, underscoring Iceland's dramatic and captivating weather patterns.

December Precipitation Trends in Reydarfjoerdur

The chart displays monthly precipitation patterns in Reydarfjoerdur, 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.
JanFebMarAprMayJunJulAugSepOctNovDec12321214694901017783153217143214
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Reydarfjoerdur

In Reydarfjoerdur, Iceland, December humidity registers at 85%, showcasing a slight dip from the peak summer months. Throughout the year, humidity levels steadily increase, beginning at 84% in January and climbing to a high of 93% in July. As the year transitions into winter, there’s a gradual decline, with December experiencing a 3% drop from the previous month. This seasonal pattern highlights the region’s characteristic moist climate, reinforcing Reydarfjoerdur's reputation for brisk, invigorating air as winter sets in.

December Average Humidity in Reydarfjoerdur

This chart illustrates the average monthly humidity levels in Reydarfjoerdur, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%87%86%88%90%93%91%90%90%88%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Reydarfjoerdur

As winter settles in, Reydarfjörður, Iceland experiences a consistent UV Index of 1 in December, indicating low exposure and a safe burn time of 45 minutes. Throughout the year, UV levels fluctuate, peaking at 6 in June during the summer months, where sun protection becomes more crucial due to the high exposure category. From April to September, the UV Index demonstrates a gradual increase, reaching moderate levels that necessitate shorter burn times between 30 to 45 minutes. However, the trend shifts back to lower indices as winter approaches, making December a month where sun exposure is minimal and manageable. To learn more about the UV Index throughout the year, visit Reydarfjoerdur UV Index.

Maximum UV Index Levels in Reydarfjoerdur for December

The chart shows the monthly maximum UV Index (UVI) for Reydarfjoerdur 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.
JanFebMarAprMayJunJulAugSepOctNovDec112456543211
Data source: Reydarfjoerdur 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.

December Sunshine in Reydarfjoerdur

In Reydarfjörður, Iceland, December brings a striking contrast to the vibrant summer months, as the daylight hours plummet to just 14 hours. This marks a sharp decline following the bustling summer, where sunshine peaked at an impressive 317 hours in July. As the year progresses, there’s a clear trend of increasing daylight from the dark depths of winter in January, when the sun only graces the landscape for 28 hours, to the long, sun-drenched days of June and July. However, once autumn arrives, the sunlight begins to wane rapidly, dipping dramatically in November and reaching its annual low in December. This cycle highlights Iceland’s unique relationship with the sun, offering a reminder of nature's rhythms even in its quietest months.

Monthly Sunshine Duration in Reydarfjoerdur: December Highlighted

The December sunshine duration represents the total number of hours Reydarfjoerdur experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec28h84h184h254h287h304h317h258h188h104h60h14h
Data source: Reydarfjoerdur December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Reydarfjoerdur During December

When considering the likelihood of sunny weather in Reydarfjoerdur, Iceland, December presents a modest 12% chance of sunshine. This figure reflects a notable decline as winter settles in, following a brief surge in sunniness during spring, which peaks in April at 33%. Comparatively, December's odds are the second-lowest of the year, just above October's 10%. Interestingly, the summer months see a significant increase, with July boasting the highest probability at 39%. As daylight wanes and temperatures drop, residents and visitors alike can anticipate a more overcast December, typical for the region.

Percentage of Sunny Days in December in Reydarfjoerdur

The chart illustrates the percentage of sunny days in Reydarfjoerdur throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Reydarfjoerdur experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%14%26%33%16%19%39%21%25%10%18%12%
Data source: Reydarfjoerdur December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Reydarfjoerdur in December

In Reydarfjörður, Iceland, the daylight hours exhibit a striking seasonal pattern that reflects the dramatic shifts of the northern winter. December heralds the shortest days of the year, with only 3 hours of daylight, a stark contrast to the vibrant 21 hours witnessed in the heights of June. As the year progresses from January to March, daylight gradually increases, moving from a mere 5 hours to 11 hours, hinting at the swift approach of spring. This trend of growing daylight continues into the summer months, peaking in June before subtly tapering off through August and into September. By the end of the year, the transition back to winter is marked by diminishing daylight, with November only offering 6 hours before December's deep reduction. This cyclical dance of light and shadow is a hallmark of life in this picturesque Icelandic locale.

Average Daylight Hours in Reydarfjoerdur for December

The chart illustrates the variation in daylight duration in Reydarfjoerdur throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 7m8h 24m11h 49m15h 18m18h 53m21h 38m20h16h 25m12h 58m9h 33m6h 7m3h 48m
Data source: Reydarfjoerdur daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Reydarfjoerdur

As December settles in Reydarfjörður, Iceland, the wind starts to whisper a calmer tune, with an average wind speed dropping to 2.3 m/s (5 mph). This marks a notable decrease from the brisker winds of previous months, particularly in May and September, which both boast stronger gusts around 3.2 m/s (7 mph). The trend of gradually diminishing winds throughout the colder months suggests a retreat into a serene winter calm, contrasting the lively breezes of summer and early autumn. This month marks the quietest wind speeds of the year, allowing the stunning Icelandic landscape to shine in peaceful repose, as nature embraces the chill of winter.

Average December Wind Speed in Reydarfjoerdur

The chart displays monthly wind speed patterns in Reydarfjoerdur, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.32.32.63.23.12.62.23.02.82.72.3 m/s
Data source: Reydarfjoerdur December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Reydarfjoerdur Compares to Other Months

The weather in Reydarfjoerdur changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Reydarfjoerdur and find detailed weather information for every month.

In December, temperatures often dip to a minimum of -19°C (-2°F), with an average of -3°C (28°F) and a maximum reaching 9°C (48°F). The month experiences significant precipitation, totaling 214 mm (8.4 in) across about 18 days, accompanied by a high humidity of 85%. Meanwhile, January offers slightly cooler temperatures, with the minimum still at -19°C (-3°F), an average of -2°C (28°F), and a maximum of 8°C (46°F). Precipitation decreases to 123 mm (4.9 in) over approximately 15 days, while humidity remains relatively stable at 84%. For more insights into the weather specifics during this month, you can visit Reydarfjoerdur weather in January.

In December, temperatures can dip as low as -19°C (-2°F), with an average of -3°C (28°F) and a maximum of 9°C (48°F), while February sees slightly milder conditions, with minimum temperatures around -16°C (4°F) and a similar average of -2°C (29°F). Both months experience high humidity levels of 85% and considerable precipitation, with December receiving 214 mm (8.4 in) over 18 days and February slightly less at 212 mm (8.4 in) over 20 days. Overall, while both months are cold and wet, February tends to be marginally warmer and requires a bit more patience for those hoping for clearer weather. For a detailed look at February weather, check out Reydarfjoerdur weather in February.

In comparing December and March weather, December presents a colder climate with average temperatures hovering around -3°C (28°F), while March sees a slight uptick to an average of -1°C (30°F). December experiences more precipitation, totaling 214 mm (8.4 inches) over 18 days, compared to March's 146 mm (5.7 inches) over 17 days. Interestingly, humidity levels are quite similar, with December at 85% and March slightly higher at 87%. For a more detailed overview, you can check Reydarfjoerdur weather in March.

December and April present strikingly different weather patterns. In December, temperatures can plummet to a minimum of -19°C (-2°F) and hover around an average of -3°C (28°F), with a maximum of 9°C (48°F). The month is notably wet, experiencing about 214 mm (8.4 in) of precipitation over 18 days, coupled with high humidity at 85%. In contrast, April experiences slightly milder temperatures, with a minimum of -12°C (11°F) and an average of 0°C (33°F), maxing out at 8°C (47°F). Precipitation drops significantly to 94 mm (3.7 in) over 13 days, while humidity remains high at 86%. For a more detailed look at weather conditions during this transitional month, you can check Reydarfjoerdur weather in April.

In December, the weather in Reydarfjoerdur is significantly colder, with average temperatures hovering around -3°C (28°F) and a minimum reaching as low as -19°C (-2°F). This month also sees high humidity levels at 85% and substantial precipitation, averaging 214 mm (8.4 in) over 18 days, leading to a persistent chill. In contrast, May brings a noticeable warming trend, with average temperatures rising to 3°C (38°F) and daily highs reaching a pleasant 15°C (59°F). Although precipitation decreases to 90 mm (3.5 in) over 16 days, the humidity remains fairly high at 88%. For those interested in the specifics, you can view more about Reydarfjoerdur weather in May.

December and June present stark contrasts in weather patterns. In December, temperatures can plunge to a chilling minimum of -19°C (-2°F) with an average of -3°C (28°F) and a maximum of 9°C (48°F). The month experiences considerable precipitation, totaling 214 mm (8.4 in) over 18 days, accompanied by high humidity at 85%. In contrast, June offers a more temperate climate, with minimum temperatures around -2°C (29°F), an average of 7°C (45°F), and a maximum reaching 20°C (67°F). Precipitation is less severe at 101 mm (4.0 in), spread across 16 days, while humidity remains high at 90%. For a detailed look at June weather in Reydarfjörður, you can check this Reydarfjoerdur weather in June.

December and July present strikingly contrasting weather patterns. In December, temperatures can plunge to a chilling minimum of -19°C (-2°F), with an average of -3°C (28°F) and a maximum of 9°C (48°F). This month is characterized by significant precipitation, totaling 214 mm (8.4 in) over 18 days, alongside an average humidity of 85%. In contrast, July offers a much milder climate, with temperatures ranging from a minimum of 2°C (35°F) to a pleasant maximum of 20°C (68°F) and an average of 10°C (50°F). Rainfall is lighter in July, with 77 mm (3.0 in) spread across 15 days and humidity slightly higher at 93%. For a closer look at how July unfolds in this serene location, visit Reydarfjoerdur weather in July.

December and August present strikingly different weather patterns. In December, temperatures can drop significantly, with a minimum of -19°C (-2°F) and an average around -3°C (28°F), while highs only reach up to 9°C (48°F). This month is characterized by high humidity at 85% and considerable precipitation, averaging 214 mm (8.4 in) over 18 days. In contrast, August enjoys milder temperatures, with a minimum of 1°C (34°F) and an average of 9°C (48°F), peaking at a maximum of 21°C (70°F). The humidity in August increases slightly to 91%, but precipitation is much lower at 83 mm (3.3 in) over 17 days. For a closer look at what to expect, check out Reydarfjoerdur weather in August.

December and September present distinct weather patterns, reflecting the transition from late autumn to the depths of winter. In December, temperatures are notably lower, with a minimum of -19°C (-2°F) and an average around -3°C (28°F), contrasting sharply with September's milder conditions, where the thermometer typically ranges from a minimum of -3°C (26°F) to a maximum of 18°C (65°F). While both months experience precipitation over 18 days, December sees a higher total of 214 mm (8.4 in), compared to September's 153 mm (6.0 in). The humidity remains relatively high in both months, at 85% in December and 90% in September, contributing to the cold, damp atmosphere as winter sets in. For a glimpse into the September weather specifics, you can check out Reydarfjoerdur weather in September.

In comparing the weather between December and October, we observe several notable differences. December experiences a colder temperature range, with a minimum of -19°C (-2°F) and an average of -3°C (28°F), while October is milder, with temperatures ranging from a minimum of -11°C (12°F) to an average of 2°C (36°F). Both months have similar maximum temperatures, capping at 9°C (48°F). Precipitation levels are also similar, with December seeing 214 mm (8.4 in) over 18 days compared to October's 217 mm (8.5 in) over 21 days. Additionally, December has a slightly lower humidity level at 85%, compared to October's 90%. For more details on October's weather, you can check Reydarfjoerdur weather in October.

December weather tends to be colder and wetter compared to November. The average temperature in December is slightly lower at -3°C (28°F), while November sees an average of -1°C (30°F). Additionally, December experiences more significant precipitation, with 214 mm (8.4 in) over 18 days, compared to November's 143 mm (5.6 in) across 17 days. Humidity remains high in both months, with December at 85% and November at 88%. The colder temperatures and increased precipitation in December create a more wintry atmosphere, making it distinct from November's relatively milder conditions. For more details, check out Reydarfjoerdur weather in November.

Compare Reydarfjoerdur's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Reydarfjoerdur

As December unfolds in Reydarfjoerdur, the weather presents a stark contrast to the milder months that precede it. The drop in temperature, with its chilly averages and frosty lows, marks a significant shift towards winter, enveloping the area in a crisp cold that can be quite invigorating. This month also sees an uptick in precipitation, with frequent rainy days that can make for a moody, yet beautiful, landscape. Coupled with the high humidity, the atmosphere often feels heavier, adding to the enchantment of the season. For those who embrace the winter chill, December offers a unique charm that differs from the more temperate months earlier in the year. To learn more about the captivating weather patterns throughout the year, visit Reydarfjoerdur Climate.