January Weather in Grindavik, Iceland

Last updated: March 17, 2025

In January, Grindavik, Iceland experiences a chilly yet captivating winter climate, characterized by a maximum temperature of 10°C (50°F) and an average hovering around 3°C (37°F). With minimum temperatures dipping down to -5°C (23°F), visitors can expect a brisk atmosphere that invigorates the senses. The town sees substantial precipitation, accumulating 124 mm (4.9 in) over 18 days, contributing to a humidity level of 80%. This combination of cool temperatures and frequent showers creates a unique landscape, making January an intriguing month for those seeking the mystique of Iceland's winter beauty.

January Temperature in Grindavik

In January, Grindavik experiences a chilly start to the year, with temperatures ranging from a brisk -5°C (23°F) at night to a relatively mild 10°C (50°F) during the day, averaging around 3°C (37°F). This pattern of coolness continues into February, where the minimum dips slightly to -8°C (19°F), but the average remains stable at 3°C (37°F). As spring approaches in March, temperatures begin to show minor fluctuations, with lows of -4°C (24°F) and highs peaking at 8°C (47°F). April brings a gentle shift, with averages rising to 5°C (41°F) and daytime highs reaching 10°C (51°F). The trend toward warmth continues through May and into summer, where temperatures progressively rise to an inviting 18°C (65°F) in July. Overall, January serves as a stark reminder of winter's chill, while the months that follow usher in a gradual thaw and the promise of milder days ahead, showcasing Iceland's dynamic climate.

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

The chart illustrates January temperature patterns in Grindavik, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec373738414448525248444038
Data source: Temperature data for Grindavik 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.

January Precipitation in Grindavik

In January, Grindavik, Iceland experiences moderate precipitation with an average of 124 mm (4.9 in) spread across 18 days of rain. This sets the stage for a wet winter, which continues into February, where precipitation increases slightly to 138 mm (5.4 in) over 20 days. As we progress toward spring, March sees a dip in rainfall to 119 mm (4.7 in), while the number of rainy days remains steady at 20. The trend of fluctuating yet significant rainfall persists with April bringing 134 mm (5.3 in) again across 19 days. Notably, May and June show a decrease in both amount and frequency, suggesting a transition toward drier conditions as summer approaches. Despite the variability, January's precipitation is emblematic of Grindavik's overall wet climate, with peaks in the autumn months of September and October, underscoring a stark contrast with the lighter summer months.

January Precipitation Trends in Grindavik

The chart displays monthly precipitation patterns in Grindavik, 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.
JanFebMarAprMayJunJulAugSepOctNovDec124138120134113827788159131128127
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Grindavik

In Grindavik, Iceland, January sees a notable humidity level of 80%, setting the tone for a winter month characterized by considerable moisture in the air. As the year progresses into February, humidity dips slightly to 77%, but it quickly rebounds in March, reaching 82%. This trend of fluctuating but generally high humidity continues throughout the spring and summer months, peaking in August at 88%. The transition into autumn sees humidity levels remain consistently high, hovering around 85%. Interestingly, as the year closes, humidity stabilizes back down to 80% in December, showing a cyclical pattern of moisture that is typical for this coastal region, making it an essential aspect of Grindavik's unique climate.

January Average Humidity in Grindavik

This chart illustrates the average monthly humidity levels in Grindavik, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%82%80%85%85%87%88%85%85%81%80%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Grindavik

In January, Grindavik, Iceland, experiences a low UV Index of 1, which remains consistent through February, allowing for a safe outdoor experience with a burn time of 45 minutes. As spring approaches, the UV Index begins to rise; by March, it reaches 2, while April introduces a moderate index of 3. This gradual increase continues through the summer months, peaking at a high UV Index of 6 in both June and July, where the burn time decreases to 25 minutes. As the year progresses, UV levels decline once more, dropping back to a low index of 1 by November and December. Visitors can keep track of these UV trends to ensure safe sun exposure year-round by visiting Grindavik UV Index.

Maximum UV Index Levels in Grindavik for January

The chart shows the monthly maximum UV Index (UVI) for Grindavik 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.
JanFebMarAprMayJunJulAugSepOctNovDec112356643211
Data source: Grindavik 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.

January Sunshine in Grindavik

In Grindavik, Iceland, the month of January shines with a modest 45 hours of sunlight, laying the groundwork for the gradual increase as winter gives way to spring. As we transition into February, the sun's presence more than doubles to 91 hours, marking the slow but sure return of longer days. By March, the daylight hours reach 187, leading to a comforting surge through April with 204 hours. The sun takes center stage in the summer months, peaking in May and June with 324 and 336 hours respectively, creating a vibrant backdrop for outdoor adventures. As summer wane into autumn, the sunlight gently recedes, with hours decreasing to 203 in September and tapering to 138 in October. The year's end is characterized by a stark contrast, with November and December providing just 78 and 31 hours of sunlight, reminding us of the captivating cycle of light and dark in this unique landscape. Overall, the sunlight in Grindavik creates a rhythmic dance that reflects the changing seasons, encouraging both exploration and introspection.

Monthly Sunshine Duration in Grindavik: January Highlighted

The January sunshine duration represents the total number of hours Grindavik experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec45h91h187h204h324h336h296h286h203h138h78h31h
Data source: Grindavik January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Grindavik During January

In Grindavik, Iceland, January offers a 28% chance of sunny weather, setting it apart from the subsequent months of February and March, which plummet to 17% and 15% respectively. This notable dip underscores January as one of the more promising months for catching glimpses of sunlight during the darker winter season. As spring approaches, the likelihood of sunny days begins to increase again, peaking in May at an impressive 49%. However, this month-to-month ebb and flow highlights the fleeting nature of sunny spells in Icelandic winters, making any appearance of sunshine in January a delightful treat for residents and visitors alike.

Percentage of Sunny Days in January in Grindavik

The chart illustrates the percentage of sunny days in Grindavik throughout the year, with January 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 Grindavik experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%17%16%25%49%19%13%12%15%27%23%21%
Data source: Grindavik January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Grindavik in January

In Grindavik, Iceland, the daylight duration in January begins at a mere 5 hours, illustrating the depths of winter in this northern region. However, as the month marches towards February, the sun begins its gradual return, offering an additional 3 hours of light. March sees a progressive increase to 11 hours, heralding the arrival of spring. The trend continues, peaking in June with an impressive 20 hours of daylight, providing ample opportunities to explore the stunning landscapes. As summer wanes, daylight gradually diminishes, from 19 hours in July to 4 hours by December, illustrating the stark contrast between the vibrant, sunlit days of summer and the long, dark winter nights. This seasonal rhythm not only shapes the lifestyle of Grindavik's residents but also enhances the area's unique charm throughout the year.

Average Daylight Hours in Grindavik for January

The chart illustrates the variation in daylight duration in Grindavik throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 37m8h 36m11h 50m15h 7m18h 23m20h 35m19h 19m16h 10m12h 54m9h 41m6h 30m4h 29m
Data source: Grindavik daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Grindavik

In January, Grindavik, Iceland, greets the new year with consistent average wind speeds of 9.1 m/s (20 mph), matching the intensity of February's breezes. As winter gives way to spring, a noticeable decline occurs; March witnesses a drop to 7.7 m/s (17 mph), followed by a gentle easing into April with 6.8 m/s (15 mph). This trend of diminishing winds continues into May, where speeds further decrease to 5.4 m/s (12 mph), marking the calmest period of the year. As summer approaches, the winds pick up slightly, averaging 6.4 m/s (14 mph) in June, before tapering off again in the warmer months of July and August, coming in at 5.3 m/s (12 mph) and 5.7 m/s (13 mph) respectively. The onset of autumn sees a resurgence, with September and October recording winds of 7.8 m/s (17 mph) and 7.6 m/s (17 mph), before November brings a slight uptick to 8.3 m/s (19 mph). Finally, the year closes out with December's winds echoing January's strength at 7.6 m/s (17 mph), hinting at Grindavik's dynamic weather patterns shaped by robust seasonal changes.

Average January Wind Speed in Grindavik

The chart displays monthly wind speed patterns in Grindavik, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec9.1 m/s9.17.76.85.46.45.35.77.87.68.37.6
Data source: Grindavik January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Grindavik Compares to Other Months

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

In January, temperatures in Grindavik typically range from a chilly -5°C (23°F) to a pleasant maximum of 10°C (50°F), with an average of around 3°C (37°F). The month sees about 124 mm (4.9 in) of precipitation over 18 days, contributing to a high humidity level of 80%. In contrast, February experiences slightly colder weather, with minimum temperatures dropping to -8°C (19°F) while the maximums peak at 9°C (48°F), maintaining the same average of 3°C (37°F). Precipitation increases to 138 mm (5.4 in) over 20 days, and humidity decreases slightly to 77%. For more details about the specific climate conditions, you can visit Grindavik weather in February.

In January, temperatures range from a low of -5°C (23°F) to a high of 10°C (50°F), with an average temperature of 3°C (37°F). This month experiences considerable precipitation, with 124 mm (4.9 in) falling over 18 days, and humidity levels around 80%. In contrast, March displays a similar temperature range, with a minimum of -4°C (24°F) and a maximum of 8°C (47°F), and an average of 3°C (38°F). While precipitation in March is slightly lower at 119 mm (4.7 in), it occurs over more days, totaling 20, and humidity increases marginally to 82%. For a more detailed look at the weather specifics, you can check out Grindavik weather in March.

January and April showcase notable differences in weather patterns despite their proximity in the calendar year. In January, temperatures range from a minimum of -5°C (23°F) to a maximum of 10°C (50°F), with an average of 3°C (37°F). During this month, the region experiences 124 mm (4.9 in) of precipitation over 18 days, with humidity levels consistently high at 80%.

In contrast, April offers a slightly colder minimum temperature of -6°C (21°F) but enjoys a higher average of 5°C (41°F) and a similar maximum of 10°C (51°F). The month sees an increase in precipitation to 134 mm (5.3 in) over 19 days, while humidity remains steady at 80%. For a more detailed look at April conditions, you can explore Grindavik weather in April.

In January, the weather is significantly colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 10°C (50°F) and an average of 3°C (37°F). The month experiences considerable precipitation at 124 mm (4.9 in) over 18 days, coupled with high humidity levels of 80%. In contrast, May brings a milder climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 12°C (54°F) and an average of 7°C (44°F). While slightly less precipitation occurs at 113 mm (4.4 in) over 16 days, the humidity remains high at 85%. For more details on May weather, you can check Grindavik weather in May.

In January, temperatures are notably colder, with a minimum of -5°C (23°F) and an average of 3°C (37°F), while June sees milder conditions, starting at a minimum of 4°C (39°F) and averaging 9°C (48°F). January also experiences more precipitation, totaling 124 mm (4.9 in) over 18 days, compared to June's 82 mm (3.2 in) across 15 days. Humidity levels are slightly higher in June at 85%, compared to 80% in January. For a detailed look at June weather, visit Grindavik weather in June.

January and July present strikingly contrasting weather conditions. In January, temperatures range from a chilly -5°C (23°F) at night to a maximum of 10°C (50°F) during the day, while July enjoys milder temperatures, with a minimum of 6°C (44°F) and a comfortable maximum of 18°C (65°F). Precipitation is more frequent in January, with 124 mm (4.9 in) falling over 18 days, compared to July's 77 mm (3.0 in) over just 16 days. Humidity also varies between the two months, with January averaging 80% and July slightly higher at 87%. For a closer look at what to expect during the summer, visit Grindavik weather in July.

In January, the weather is quite cold, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 10°C (50°F) and an average of 3°C (37°F). The month sees significant precipitation, totaling 124 mm (4.9 in) spread over 18 days, coupled with relatively high humidity levels of 80%. In contrast, August offers a milder climate, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 15°C (59°F), averaging around 11°C (52°F). Precipitation is lower in August, with 88 mm (3.5 in) over 13 days, while humidity increases slightly to 88%. For more details on what to expect in Grindavik during August, you can check Grindavik weather in August.

In January, the weather is noticeably colder with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 10°C (50°F), accompanied by substantial precipitation of 124 mm (4.9 in) over 18 days. The humidity during this winter month hovers around 80%. In contrast, September offers a milder climate with temperatures peaking at 13°C (56°F) and averaging 9°C (49°F), alongside greater rainfall of 159 mm (6.2 in) spread over 20 days, while humidity slightly increases to 85%. This creates a more humid and wet atmosphere compared to the chill of January. For a detailed look at September weather in Grindavik, you can visit Grindavik weather in September.

In January, temperatures are considerably lower, with minimums dropping to -5°C (23°F) and an average around 3°C (37°F), compared to October's milder minimum of -1°C (31°F) and an average of 7°C (44°F). While both months experience significant precipitation, January sees 124 mm (4.9 in) over 18 days, whereas October slightly exceeds that with 131 mm (5.2 in) across 17 days. Humidity levels are also high in both months, sitting at 80% in January and rising to 85% in October. For more detailed information about October weather, you can visit Grindavik weather in October.

When comparing the weather in January and November, both months demonstrate relatively mild temperatures with January being slightly colder on average. January experiences minimum temperatures of -5°C (23°F) and an average of 3°C (37°F), while November has a slightly warmer minimum of -3°C (27°F) and an average of 4°C (40°F). Precipitation levels are quite similar, with January receiving 124 mm (4.9 in) over 18 days and November experiencing 128 mm (5.0 in) over 19 days. The humidity remains consistent between the two months, with January at 80% and November at 81%. For detailed information about November's weather patterns, you can visit Grindavik weather in November.

The weather in January and December is fairly similar, with both months showing an average temperature around 3°C (37°F). January tends to be slightly colder, experiencing minimum temperatures of -5°C (23°F) compared to December's -4°C (25°F). Precipitation levels are also comparable, with December receiving 127 mm (5.0 in) and January slightly less at 124 mm (4.9 in), both occurring over 18 days. The humidity remains consistent at 80% for both months, contributing to the generally damp and chilly atmosphere. For more detailed insights, you can check Grindavik weather in December.

Compare Grindavik's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Grindavik

January in Grindavik stands out as a month of contrasts, where chilly temperatures and frequent precipitation create a uniquely wintry atmosphere. With an average temperature hovering around 3°C (37°F) and nighttime lows dipping to -5°C (23°F), this month feels distinctly colder compared to the milder months of late spring and summer. The prevalence of rainy days, totaling 18, adds a damp chill to the air, while the high humidity of 80% amplifies the cold. Travelers can embrace the captivating beauty of the snowy landscapes, but they should be prepared for lingering moisture that differentiates January from the drier seasons. For a deeper understanding of what to expect throughout the year, visit Grindavik Climate.