Last updated: March 17, 2025
In December, Grundarfjörður, Iceland, experiences a chill as temperatures fluctuate between a maximum of 9°C (48°F) and a minimum of -5°C (23°F), resulting in an average temperature of 2°C (36°F). This month also brings considerable moisture, with 90 mm (3.6 in) of precipitation spread over 16 days, leading to a notably high humidity level of 87%. Visitors can expect a winter wonderland adorned with frost and snow, perfect for those drawn to the stunning, serene beauty of Icelandic landscapes during the colder months.
In December, Grundarfjörður, Iceland, embraces the winter chill with temperatures that reveal a gradual decline as the year draws to a close. The month's minimum temperature dips to around -5°C (23°F), while the average hovers at a crisp 2°C (36°F), showing just a hint of warmth compared to the colder peak months of January and February. Evenings can feel brisk, with a maximum temperature reaching 9°C (48°F), creating a perfect setting for cozy firesides and stunning views of the snowy landscape. As the year transitions into winter, December’s climate offers a clear contrast to the milder temperatures of autumn, marking a true sense of Icelandic winter’s arrival.
In December, Grundarfjörður experiences a familiar rhythm of winter precipitation, with a total of 90 mm (3.6 in) falling over 16 days. This amount mirrors the average December weather, maintaining a consistent trend as precipitation levels from the previous months, including a notable peak in September at 159 mm. While winter brings a slight decrease in overall precipitation compared to the wetter autumn months, the frequency of rainy days remains high, reflecting the persistent Icelandic winter climate. This consistent wetness continues to shape the stunning landscapes of Grundarfjörður, ensuring that even as the year draws to a close, the region is rich in natural beauty and dynamic weather patterns.
In December, Grundarfjörður experiences a consistent humidity level of 87%, maintaining a trend observed throughout the colder months. As the year draws to a close, humidity remains high but slightly lower than the peak of 90% reached in March. From the start of winter, humidity levels have generally hovered around the 87% to 89% mark, suggesting a stable, moist environment typical of Iceland's coastal climate. This consistent humidity not only contributes to the picturesque scenery but also sets the stage for the enchanting winter landscapes that characterize this charming town during the festive season.
In Grundarfjoerdur, Iceland, the UV Index in December remains at a low 1, similar to the early winter months of January and February. This consistency indicates a generally safe level of sun exposure, requiring about 45 minutes to sustain potential skin damage. The trend throughout the year shows a gradual increase from low to moderate levels of UV exposure from March to August, peaking at 5 during the height of summer. As the year closes out, the index falls back to low levels, highlighting the protective benefits of Iceland's winter landscape. For insights and updates on UV levels throughout the year, you can explore the Grundarfjoerdur UV Index.
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In December, Grundarfjörður, Iceland experiences a significant drop in sunshine, with only 17 hours of daylight to glow against the long winter nights. This stark contrast follows a gradual increase in sunlight as the year progresses, peaking in May with an impressive 343 hours. The transition into winter is marked by a sharp decline from November’s meager 56 hours, signaling the onset of Iceland's dark season. While December may seem bleak compared to the vibrant hours of spring and summer, it offers a unique charm, inviting visitors to embrace the serene beauty of the snowy landscape under the faint winter sun.
In Grundarfjörður, Iceland, the likelihood of sunny weather in December is a modest 25%, showing a slight increase compared to the preceding months of October and November, both at 21%. This rebound in sunny prospects signals a potential shift as winter deepens, although the sunshine remains elusive, particularly when compared to the sunnier month of May at 48%. Overall, December's weather reflects a transitional state, where the harshness of winter begins to settle in, yet still offers glimpses of sunlight amidst the long, dark nights that characterize this time of year.
In Grundarfjörður, Iceland, the daylight duration undergoes a dramatic transformation throughout the year. Beginning with just 5 hours in January, the sun gradually extends its reach, peaking at an impressive 21 hours in June, illuminating the landscape during the vibrant summer months. However, as autumn settles in, daylight begins to wane, with October bringing 9 hours and November dropping to a mere 6 hours. By December, residents experience a stark contrast to the summer's brightness, with only 3 hours of daylight. This cyclical pattern highlights the unique interplay of seasons in Iceland, where the long summer days give way to the profound darkness of winter, creating a captivating rhythm that defines life in this stunning coastal town.
In Grundarfjörður, Iceland, the winds of December sweep in with an average speed of 7.1 m/s (16 mph), creating a fresh and invigorating atmosphere as winter sets in. This month sees a slight uptick in wind speed compared to the calmer summer months, such as July and August, where breezes dip to 5.4 m/s (12 mph) and 4.2 m/s (10 mph), respectively. As autumn transitions to winter, wind speeds generally rise, peaking in October at 8.6 m/s (19 mph), before tapering slightly in December. This pattern illustrates a compelling seasonal shift: while winter is characterized by brisk winds, the warmer months tend to offer a more serene experience. In Grundarfjörður, the dancing December winds not only signify the arrival of winter but also add to the rugged charm of this stunning Icelandic haven.
The weather in Grundarfjoerdur 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 Grundarfjoerdur and find detailed weather information for every month.
In comparing the weather of December and January, we see that January tends to be slightly colder, with average temperatures hovering around 1°C (34°F) compared to December's average of 2°C (36°F). Notably, January experiences a minimum temperature of -6°C (21°F), which is just a degree lower than December's minimum of -5°C (23°F). While both months receive similar precipitation levels, with December at 90 mm (3.6 in) and January at 95 mm (3.7 in), January has a marginally higher humidity level, reaching 89% in contrast to December's 87%. For those interested in the specifics of January weather, you can visit Grundarfjoerdur weather in January.
In comparing the weather between December and February, both months experience chilly temperatures, but February tends to be slightly colder overall. December sees average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 9°C (48°F), while February has a minimum of -7°C (20°F) and a maximum of 7°C (45°F). Additionally, February is wetter, with 106 mm (4.2 in) of precipitation over 18 days compared to December's 90 mm (3.6 in) over 16 days. Humidity levels remain high during both months, with February at 89% and December at 87%. For those curious about the specific conditions in February, check out Grundarfjoerdur weather in February.
When comparing the weather in December and March, both months exhibit quite similar conditions, though subtle differences emerge. December has an average temperature of 2°C (36°F), while March is slightly cooler at 1°C (35°F). The minimum temperatures in December dip to -5°C (23°F), whereas March can reach a colder -7°C (20°F). Precipitation levels are comparable, with both months receiving around 90 mm (3.6 in for December and 3.5 in for March), and each experiences rainfall on approximately 16 days. Humidity remains high in both months, averaging 87% in December and slightly increasing to 90% in March. For those seeking specific weather details in March, additional information can be found at Grundarfjoerdur weather in March.
When comparing the weather in December and April, we find some noteworthy differences despite the similarities in temperature. December typically sees temperatures ranging from a minimum of -5°C (23°F) to a maximum of 9°C (48°F), with an average of about 2°C (36°F) and a precipitation level of 90 mm (3.6 in) across 16 days. In contrast, April experiences slightly colder conditions, with temperatures reaching a low of -7°C (20°F) and an average of 3°C (38°F), while the maximum temperature is similar at 10°C (51°F). April also has a slightly higher precipitation rate of 105 mm (4.1 in) over 17 days, making it a bit wetter than December. Both months feature high humidity levels, around 87% for December and slightly lower at 86% for April. For a closer look at specific weather patterns, you can explore Grundarfjoerdur weather in April.
December and May showcase distinct differences in weather patterns. In December, temperatures range from a chilly -5°C (23°F) to a maximum of 9°C (48°F), with an average of 2°C (36°F). The month sees approximately 90 mm (3.6 in) of precipitation over 16 days, maintaining a high humidity level of 87%. In contrast, May experiences milder temperatures, with a minimum of -1°C (31°F) and a maximum of 12°C (53°F), and an average of 6°C (42°F). It receives slightly less precipitation at 80 mm (3.1 in) across 14 days, while also retaining the high humidity of 87%. For further insights into May's weather dynamics, you can check this link: Grundarfjoerdur weather in May.
December weather is characterized by colder temperatures, with lows reaching -5°C (23°F) and an average of 2°C (36°F), while June offers milder conditions with a minimum temperature of 3°C (38°F) and an average of 8°C (47°F). Precipitation levels are relatively high in December at 90 mm (3.6 in) over 16 days, compared to June, which sees less rain at 62 mm (2.4 in) across 13 days. Humidity is quite similar in both months, hovering around 87% in December and 85% in June. For a more detailed look at the June weather, you can check out Grundarfjoerdur weather in June.
When comparing the weather in December and July, notable differences emerge. December experiences colder temperatures, with a minimum of -5°C (23°F) and an average of 2°C (36°F), while July offers a much milder climate, starting at 6°C (43°F) and averaging 10°C (51°F). Precipitation is also more abundant in December, with 90 mm (3.6 in) falling over 16 days compared to July's 74 mm (2.9 in) over 14 days. Despite this, both months maintain high humidity levels, hovering around 87% in December and slightly higher at 88% in July. For a closer look at the specifics of July weather, you can find more information at Grundarfjoerdur weather in July.
December and August present strikingly different weather conditions. In December, temperatures can drop to a minimum of -5°C (23°F) and hover around an average of 2°C (36°F), while reaching a maximum of 9°C (48°F). The month is characterized by high precipitation, totaling 90 mm (3.6 in) over 16 days, combined with a high humidity level of 87%. In contrast, August enjoys milder temperatures, with a minimum of 6°C (43°F) and a maximum of 16°C (60°F), and an average temperature of 10°C (51°F). The precipitation during August is lower at 73 mm (2.9 in) over 13 days, with humidity slightly elevated at 88%. For those interested in exploring the weather specifics for August, please see Grundarfjoerdur weather in August.
December and September present contrasting weather conditions. In December, temperatures range from a chilly -5°C (23°F) at night to a mild 9°C (48°F) during the day, with an average temperature of 2°C (36°F). The month sees a fair amount of precipitation, measuring 90 mm (3.6 in) over 16 days and with humidity levels hovering around 87%. In comparison, September has milder temperatures, with a minimum of 2°C (36°F), an average of 8°C (48°F), and a maximum of 13°C (56°F). Precipitation is higher in September, totaling 159 mm (6.3 in) across 18 days, while humidity is slightly elevated at 89%. For a deeper insight into September’s weather, you can explore Grundarfjoerdur weather in September.
In December, temperatures drop further compared to October, with a minimum of -5°C (23°F) and an average of 2°C (36°F), while October sees slightly milder conditions with a minimum of -1°C (31°F) and an average of 6°C (43°F). Precipitation levels are comparable, with December experiencing 90 mm (3.6 in) over 16 days, and October slightly wetter at 101 mm (4.0 in) across 18 days. Humidity in December remains high at 87%, just a tad lower than October's 88%. For a more detailed look at October weather in this region, you can visit Grundarfjoerdur weather in October.
In comparing the weather between November and December, we observe that December tends to be slightly colder, with average temperatures ranging from -5°C (23°F) to a maximum of 9°C (48°F), compared to November's milder range of -3°C (27°F) to 10°C (51°F). Precipitation levels are comparable, with December receiving 90 mm (3.6 in) over 16 days, while November sees 87 mm (3.4 in) across 15 days. Both months exhibit similar humidity levels of 87%, contributing to a damp and chilly atmosphere. For more detailed insights on November conditions, you can visit Grundarfjoerdur weather in November.
As December unfolds in Grundarfjörður, the weather takes a turn that distinguishes it from the milder months. Characterized by cool temperatures and high humidity, this month often sees a blend of rain and occasional snow, leading to a notable increase in precipitation days compared to other times of the year. While the chill sets in, locals and visitors alike embrace the magic of winter, making the vibrant landscape more breathtaking under a blanket of frost. For those eager to learn more about what to expect year-round, visit Grundarfjoerdur Climate.