August Weather in Isafjoerdur, Iceland

Last updated: March 17, 2025

In Isafjoerdur, Iceland, August offers a unique blend of cool temperatures and significant rainfall. With an average temperature of 9°C (48°F), daily highs can reach up to 17°C (62°F), while the mercury dips as low as 3°C (37°F) during the night. The month sees a total precipitation of 76 mm (3.0 in), spread over approximately 14 days, resulting in a high humidity level of 88%. This combination of moisture and mild temperatures creates a lush, vibrant landscape that is characteristic of Icelandic summers, perfect for exploring the breathtaking natural beauty of the region.

August Temperature in Isafjoerdur

In Isafjoerdur, Iceland, August brings a delightful transition into milder weather, with temperatures averaging 9°C (48°F) and reaching a maximum of 17°C (62°F). This marks a significant warm-up compared to the frigid depths of winter, where January's temperatures can plummet to a chilling -12°C (11°F). During August, the minimum temperature stabilizes around 3°C (37°F), providing a comfortable and enjoyable climate for outdoor activities. As summer rounds off, visitors can relish in the relatively balmy conditions, making it a prime time to explore the stunning landscapes of this captivating region.

August Weather in Isafjoerdur: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Isafjoerdur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec283029343844484843383230
Data source: Temperature data for Isafjoerdur 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.

August Precipitation in Isafjoerdur

In Isafjoerdur, Iceland, August brings a moderate precipitation total of 76 mm (3.0 in) over approximately 14 days of rainfall. This marks a slight decrease from the wetter summer months of July, which received 79 mm, and it contrasts sharply with September's spike to 155 mm, making it clear that while August enjoys relatively stable weather, it precedes a notable increase in precipitation as autumn approaches. The overall trend shows a gradual decline in rainfall leading into late summer, providing a brief respite before the more intense precipitation typical of fall, a pattern reflective of Isafjoerdur’s dynamic coastal climate.

August Precipitation Trends in Isafjoerdur

The chart displays monthly precipitation patterns in Isafjoerdur, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec12713110911377717976155130116127
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Isafjoerdur

In August, Isafjoerdur experiences a humidity level of 88%, which is consistent with the trend observed throughout the summer months. Following a brief dip in June to 85%, humidity levels gradually rise, with July clocking in at 88%. This slight fluctuation underscores a general pattern of elevated humidity that characterizes the early fall as well. Interestingly, as the seasons shift from summer to autumn, the humidity remains notably high, suggesting that the region maintains its characteristic moist conditions well into the year. Overall, Isafjoerdur's humidity levels, peaking in late winter and early spring, hint at the town's unique coastal climate, where being enveloped in moisture is a constant part of life.

August Average Humidity in Isafjoerdur

This chart illustrates the average monthly humidity levels in Isafjoerdur, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%86%87%85%88%89%89%88%87%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Isafjoerdur

In August, the UV Index in Isafjoerdur, Iceland, registers a moderate level of 4, which reflects a slight dip from the peak of 6 observed in June. As summer winds down, sun exposure guidelines recommend a burn time of 30 minutes, making it essential for outdoor enthusiasts to stay vigilant. This gradual decrease signifies a transition, moving from the high UV exposure of earlier months to safer levels as autumn approaches. Overall, this trend illustrates the shifting dynamics of UV radiation throughout the year in Isafjoerdur, urging residents and visitors alike to adjust their sun protection strategies accordingly. For more detailed information, visit the Isafjoerdur UV Index.

Maximum UV Index Levels in Isafjoerdur for August

The chart shows the monthly maximum UV Index (UVI) for Isafjoerdur in August, 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: Isafjoerdur August 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.

August Sunshine in Isafjoerdur

In August, Isafjoerdur basks in a delightful 243 hours of sunlight, a remarkable payoff after the brief, dark winters. As the summer progresses, the town enjoys a peak in daylight, building from 17 hours in January to an impressive 324 hours in May. However, the sun begins to dip slowly, creating a serene transition toward autumn. This gradual decrease in daylight, from 267 hours in July to August's 243, marks a gentle shift toward the shorter and more subdued days ahead, with September bringing just 152 hours to remind residents of the impending colder months. Embracing the beauty of late summer, Isafjoerdur thrives in the mid-year glow, making August a perfect time to enjoy the vibrant landscapes and outdoor adventures that the region has to offer.

Monthly Sunshine Duration in Isafjoerdur: August Highlighted

The August sunshine duration represents the total number of hours Isafjoerdur experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec17h60h157h224h324h285h267h243h152h100h36h8h
Data source: Isafjoerdur August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Isafjoerdur During August

When contemplating the sunny weather in Isafjoerdur, Iceland during August, travelers should be prepared for a moderate chance of sunshine, sitting at 14%. This represents a slight dip from the preceding months, notably May, which boasts a more promising 34% chance of sunny days. Overall, the trend throughout the year shows a fluctuating pattern of the sun's presence, with the winter months consistently bringing less sunshine, as evident in the 8% of February and only 10% in September. While August doesn't offer much optimism for sun worshipers, it still provides a comfortable respite from the preceding chill and sets the stage for stunning, temperate landscapes, making it an ideal time to experience Iceland’s unique beauty.

Percentage of Sunny Days in August in Isafjoerdur

The chart illustrates the percentage of sunny days in Isafjoerdur throughout the year, with August 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 Isafjoerdur experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%8%10%21%34%19%12%14%10%17%15%15%
Data source: Isafjoerdur August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Isafjoerdur in August

In Isafjoerdur, Iceland, August marks a transition in daylight that beautifully encapsulates the ebb and flow of seasonal change. With 16 hours of daylight, August offers a respite from the near-constant glow of June's 23 hours, welcoming a gradual descent towards the shorter days of autumn. This month is characterized by a rich tapestry of light, where the sun lingers longer, casting a vibrant hue over the stunning landscapes. As summer wanes and the daylight diminishes towards September's 13 hours, August serves as a vibrant bridge, inviting exploration and outdoor adventures before the darker months set in. The shift from the sun-drenched days of summer to the mellow warmth of early autumn is not just a change in hours; it's a celebration of nature's dynamic rhythm in the far reaches of Iceland.

Average Daylight Hours in Isafjoerdur for August

The chart illustrates the variation in daylight duration in Isafjoerdur throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec4h 36m8h 12m11h 49m15h 29m19h 25m23h 29m20h 49m16h 41m13h9h 25m5h 44m3h
Data source: Isafjoerdur daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Isafjoerdur

In Isafjoerdur, Iceland, the August winds whisper softly with an average speed of 3.0 m/s (7 mph), marking a notable dip compared to the earlier months of summer. This gentle breeze contrasts sharply with the lively gusts of September, which see a resurgence to 5.4 m/s (12 mph), hinting at the arrival of autumn. Throughout the year, wind speeds exhibit a cyclical pattern: they tend to peak in the fall and winter months, with October boasting the strongest winds at 6.1 m/s (14 mph). The summer months, particularly from June to August, experience a lull in wind activity, creating a serene atmosphere ideal for exploration and relaxation in this stunning coastal town. As the seasons transition, Isafjoerdur's winds reflect the shifting energy of nature, inviting adventurers to experience the beauty of the Icelandic landscape.

Average August Wind Speed in Isafjoerdur

The chart displays monthly wind speed patterns in Isafjoerdur, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.14.35.33.73.94.53.73.0 m/s5.46.14.64.2
Data source: Isafjoerdur August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Isafjoerdur Compares to Other Months

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

In August, the weather tends to be milder, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 17°C (62°F), while January experiences a much colder climate, with average temperatures spanning from a minimum of -12°C (11°F) to a maximum of 8°C (47°F). Precipitation is also higher in January, totaling 127 mm (5.0 in) over 20 days compared to August's 76 mm (3.0 in) over 14 days. Both months exhibit high humidity levels, with August at 88% and January slightly higher at 89%, making for a damp atmosphere year-round. For more detailed insight into the January climate, check out Isafjoerdur weather in January.

August and February showcase stark contrasts in weather conditions. In August, temperatures range from a mild 3°C (37°F) to a pleasant max of 17°C (62°F), with an average of 9°C (48°F) and relatively high humidity at 88%. However, the month also sees 76 mm (3.0 in) of precipitation over approximately 14 days. Conversely, February brings much colder temperatures, ranging from a frigid -13°C (8°F) to a maximum of 7°C (44°F) and an average of -1°C (30°F). This month experiences even more precipitation, totaling 131 mm (5.2 in) across 20 days, paired with a similar humidity level of 89%. For more details on February weather specifically, visit Isafjoerdur weather in February.

In comparing the weather between August and March, it is evident that August experiences milder temperatures, with a minimum of 3°C (37°F) and a maximum of 17°C (62°F), averaging around 9°C (48°F). This contrasts sharply with March, which can plunge to a minimum of -13°C (10°F) and only reaches a maximum of 6°C (44°F), resulting in an average temperature of -2°C (29°F). Furthermore, August sees less precipitation at 76 mm (3.0 in) over 14 days, while March has more rainfall, totaling 109 mm (4.3 in) over 19 days, and slightly higher humidity at 90%. For a detailed look at March weather, please visit Isafjoerdur weather in March.

When comparing the weather in August and April, significant differences in temperature and precipitation emerge. In August, temperatures range from a minimum of 3°C (37°F) to a maximum of 17°C (62°F), with an average of 9°C (48°F) and a humidity level of 88%. In contrast, April experiences cooler temperatures, with a minimum of -12°C (10°F) and a maximum of 12°C (53°F), averaging just 1°C (34°F). Additionally, April sees higher precipitation levels, totaling 113 mm (4.4 in) over 16 days, compared to August's 76 mm (3.0 in) over 14 days. This makes April officially wetter despite its colder conditions. For a more detailed look at the weather during this month, check out Isafjoerdur weather in April.

In August, the weather in Isafjoerdur is generally milder compared to May, with average temperatures reaching 9°C (48°F) and maximums hitting 17°C (62°F). In contrast, May experiences cooler conditions, with average temperatures around 4°C (39°F) and highs of only 13°C (55°F). Both months see similar levels of precipitation, with August registering 76 mm (3.0 in) and May slightly higher at 77 mm (3.0 in), each experiencing rainfall on about 14 days. Humidity levels are also comparable, with August at 88% and May at 87%. For a detailed look at May's weather, check Isafjoerdur weather in May.

When comparing the weather of June and August, August generally shows warmer temperatures, with an average of 9°C (48°F) compared to June's average of 7°C (44°F). The maximum temperature in August reaches 17°C (62°F), which is notably higher than June’s maximum of 14°C (57°F). Both months experience similar levels of precipitation, with August at 76 mm (3.0 in) and June at 71 mm (2.8 in), both spread over 14 days. Humidity is slightly higher in August at 88% compared to 85% in June. For more specific details about June weather, you can refer to Isafjoerdur weather in June.

In comparing the weather between August and July, we see that both months share remarkably similar temperatures, with average highs reaching 17°C (62°F) and lows around 3°C (37°F). However, August experiences slightly less precipitation at 76 mm (3.0 in) compared to July's 79 mm (3.1 in), despite both months having 14 days of rain and identical humidity levels of 88%. Thus, while the temperatures remain constant, August is marginally drier than July. For a more detailed look at July weather in Isafjoerdur, you can visit Isafjoerdur weather in July.

August typically features milder temperatures, with a minimum of 3°C (37°F) and an average of 9°C (48°F), allowing for a maximum of 17°C (62°F). In contrast, September sees cooler conditions, as temperatures can drop to a minimum of -3°C (28°F) and average around 6°C (44°F), peaking at just 13°C (56°F). Additionally, September is noticeably wetter, with precipitation reaching 155 mm (6.1 in) over 20 days, compared to August's 76 mm (3.0 in) over 14 days. Both months maintain high humidity, hovering around 88% in August and slightly increasing to 89% in September. For a more detailed look at September weather in Isafjoerdur, you can visit Isafjoerdur weather in September.

August and October present contrasting weather conditions. In August, temperatures range from a minimum of 3°C (37°F) to a maximum of 17°C (62°F), with an average of 9°C (48°F). This month experiences 76 mm (3.0 in) of precipitation over 14 days while maintaining a high humidity level of 88%. Conversely, October experiences much colder weather, with temperatures dipping from a minimum of -6°C (22°F) to a maximum of 10°C (49°F), averaging around 3°C (38°F). Additionally, October sees increased rainfall, totaling 130 mm (5.1 in) across 20 days, also with a humidity of 88%. Such differences underline the seasonal transition from late summer warmth to early autumn chill. For more detailed information on October weather, you can visit Isafjoerdur weather in October.

In August, the weather in Isafjoerdur tends to be milder, with average temperatures ranging from 3°C (37°F) to a maximum of 17°C (62°F). However, it is still quite humid, with an average humidity level of 88% and precipitation occurring on 14 days, totaling 76 mm (3.0 in). In contrast, November brings colder temperatures, with averages dropping to around 0°C (33°F) and minimums reaching as low as -9°C (16°F). The month sees increased precipitation, averaging 116 mm (4.6 in) over 19 days, while maintaining a relatively stable humidity level at 87%. For more detailed insights on November weather, check out Isafjoerdur weather in November.

August and December present quite contrasting weather conditions. In August, temperatures range from a mild minimum of 3°C (37°F) to a comfortable maximum of 17°C (62°F), with an average temperature of 9°C (48°F). The month experiences 76 mm (3.0 in) of precipitation across 14 days and high humidity at 88%. In contrast, December sees a significant drop in temperatures, with minima plunging to -12°C (10°F) and a maximum of only 8°C (47°F), averaging around -1°C (30°F). Additionally, December is rainier, showcasing 127 mm (5.0 in) of precipitation over 21 days, while the humidity remains slightly lower at 87%. For a more detailed look at December weather specifics, check out Isafjoerdur weather in December.

Compare Isafjoerdur's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Isafjoerdur

As August arrives in Ísafjörður, the weather takes on a distinctly pleasant character, distinguishing itself from the chillier months of early summer and late autumn. With temperatures reaching a comfortable maximum of 17°C, this month offers a welcome warmth, though it still hovers around an average of 9°C. The air is moist and humid, with an average humidity of 88%, creating a cozy atmosphere perfect for outdoor explorations. While precipitation can be frequent, with about 14 days receiving rain, it primarily falls softly, giving the landscape a refreshing sparkle. For a deeper dive into the yearly weather patterns, check out Isafjoerdur Climate.