Last updated: March 17, 2025
August in Vestmannaeyjar, Iceland is characterized by a mild maritime climate, where temperatures typically range from a comfortable 7°C (45°F) at night to a maximum of 16°C (62°F) during the day. The average temperature settles at around 12°C (53°F), making it a pleasant time for outdoor exploration. However, visitors should be prepared for the weather, as the area experiences considerable rainfall, with 117 mm (4.6 in) of precipitation spread over 14 days, contributing to a notable humidity level of 87%. This combination creates a unique and refreshing atmosphere, perfect for experiencing the breathtaking natural beauty and vibrant culture of the islands.
In August, Vestmannaeyjar enjoys a mild breath of summer, with temperatures showing a pleasant range. The minimum temperature hovers at a comfortable 7°C (45°F), while the average rises to a pleasant 12°C (53°F), peaking at a maximum of 16°C (62°F). This warm spell marks a distinct shift from the chill of winter months, where temperatures dipped well below freezing. The gradual ascent from January’s frigid lows to August’s mild warmth highlights the island's transition into the heart of summer. As the warmest month of the year, August beckons visitors to explore its stunning landscapes without the bite of winter air, enjoying the full splendor of Iceland's summer charm.
In August, Vestmannaeyjar experiences a moderate precipitation level of 117 mm (4.6 in), marking a slight increase from the preceding months of June and July, which saw 105 mm (4.1 in) and 109 mm (4.3 in), respectively. This month typically features around 14 precipitation days, showcasing a trend that suggests a lower frequency of rain compared to the wetter months of September and February, which average significantly higher totals. As the summer season winds down, the gradual uptick in rain may be a prelude to the region's wetter fall months, where September alone captures 220 mm (8.7 in) across 22 days. Thus, August serves as a transitional period, bridging the drier summer months and the onset of autumn's lush, but wetter landscapes.
In August, the humidity in Vestmannaeyjar, Iceland, reaches a peak of 87%, tying with September for the year's highest mark. This slight increase from July's 86% serves as a reflection of the region's lush, oceanic environment, where air moisture remains consistently high throughout the summer months. The incremental humidity trend from January's 84% to August’s peak indicates a gradual rise as the seasons transition, culminating in a moist atmosphere that characterizes late summer. Following August, humidity levels remain elevated into the fall, underscoring the area's persistent maritime influence.
In August, Vestmannaeyjar experiences a moderate UV Index of 4, with a burn time of about 30 minutes. This decrease from the high indices of previous months reflects the gradual transition toward autumn, offering a more tempered sun exposure compared to the peak summer months of June and July, which had an index of 6. As the summer warmth lingers, it's essential to remain vigilant about sun safety, particularly when enjoying the lush landscapes and outdoor activities that the islands offer. For detailed insights on UV levels throughout the year, visit Vestmannaeyjar UV Index.
UV Risk Categories
In August, Vestmannaeyjar basks in approximately 291 hours of sunlight, marking a continuation of the peak summer brightness that begins in late spring. This month follows the sunniest June, with a notable 324 hours, and a consistent 293 hours in July, illustrating a vibrant summer season that gradually tapers off as autumn approaches. The shift in daylight is stark when compared to the dreary winter months, where January only sees around 43 hours of sun. As the year progresses from August to September, the daylight hours rapidly decline to 198 hours, offering a gentle reminder of the impending change of seasons. This juxtaposition between summer's abundance and winter's scarcity truly encapsulates Iceland's unique climate cycles.
In Vestmannaeyjar, Iceland, August marks a notable shift in the likelihood of sunny weather, with a mere 15% chance of sunshine—the same as in July. This underwhelming probability reflects a trend where the summer months, particularly June and July, offer a fleeting glimpse of brightness but generally fall short of delivering consistent sunlight. As summer transitions into fall, with May boasting the highest chance at 41%, residents and visitors alike should prepare for the persistence of overcast skies and embrace the enchanting beauty of Iceland's dramatic landscapes, even under a blanket of clouds.
In August, Vestmannaeyjar basks in approximately 16 hours of daylight, a slight decline from the 19 hours enjoyed in July but still ample for outdoor adventures and long summer evenings. This month marks a transition where the lingering energy of summer begins to wane, as daylight gradually recedes heading into autumn. Following the peak of 20 hours in June, August provides a beautiful balance, allowing residents and visitors alike to savor the lingering warmth and extended hours of sunlight while hinting at the approaching shift into a cozier season. With the promise of sunset beginning to arrive earlier, August offers a reminder of nature's rhythms and the impending change of seasons.
In August, the average wind speed in Vestmannaeyjar, Iceland drops to a gentle 4.4 m/s (10 mph), mirroring the calmer breezes of July. This period marks one of the calmest months of the year, as the wind tends to pick up again in September with an increase to 5.9 m/s (13 mph). Overall, the annual trend shows a peak in wind activity during the winter months, with speeds reaching as high as 7.9 m/s (18 mph) in February. The summer months, particularly May through August, feature a notable lull, inviting visitors to enjoy the stunning landscape without the brisk winds that characterize other times of the year. Such fluctuations highlight the dynamic weather patterns of this unique island, where serenity and exhilaration coexist.
The weather in Vestmannaeyjar 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 Vestmannaeyjar and find detailed weather information for every month.
In Vestmannaeyjar, the weather in August is notably milder than in January, with average temperatures ranging from a chilly 7°C (45°F) to a comfortable high of 16°C (62°F). In contrast, January experiences much colder conditions, with average temperatures hovering around -5°C (22°F) at night and peaking at only 10°C (50°F) during the day. Additionally, August sees significant precipitation, totaling 117 mm (4.6 in) over about 14 rainy days, while January is even wetter, with 177 mm (7.0 in) of rain spread across 17 days. Despite the increased rainfall in January, humidity remains relatively similar between the two months, at 84% in January and 87% in August. For more detailed information, you can check Vestmannaeyjar weather in January.
When comparing the weather in August and February, there are notable contrasts in temperature and precipitation. August typically offers milder conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 16°C (62°F) and an average of 12°C (53°F). In contrast, February experiences much colder temperatures, with lows dipping to -8°C (17°F) and a maximum of just 10°C (49°F), averaging around 3°C (38°F).
Precipitation is also more pronounced in February, reaching 212 mm (8.3 in) over 22 days, while August sees 117 mm (4.6 in) over 14 days. Humidity levels remain relatively high in both months, but August is slightly more humid at 87% compared to February's 82%. For a deeper understanding of the February weather, check out Vestmannaeyjar weather in February.
When comparing the weather in August and March, we can see notable differences in temperature and precipitation. August generally presents a milder climate with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 16°C (62°F), while March is cooler, with temperatures dipping as low as -6°C (21°F) and peaking at just 10°C (50°F). Precipitation in March is higher at 165 mm (6.5 in) over 21 days compared to August's 117 mm (4.6 in) over 14 days, indicating that March tends to be wetter, despite the similar humidity levels of around 85-87%. For a more detailed look at the weather in March, you can check out Vestmannaeyjar weather in March.
In comparing the weather between April and August, we see notable differences in temperature and precipitation patterns. August typically enjoys milder temperatures, with a minimum of 7°C (45°F) and an average of 12°C (53°F), while April is cooler, with temperatures dropping to a minimum of -7°C (20°F) and an average of 5°C (42°F). Despite its milder temperatures, August also experiences significant rainfall, with 117 mm (4.6 in) over approximately 14 days, whereas April sees even higher precipitation totals of 161 mm (6.3 in) across 19 days. Humidity levels are slightly higher in August at 87%, compared to April’s 81%. For a closer look at the specific conditions in April, you can find more details here: Vestmannaeyjar weather in April.
When comparing the weather in May and August, several notable differences emerge. In August, temperatures are generally milder, with averages around 12°C (53°F) compared to May's 7°C (45°F). However, May experiences a higher total precipitation of 143 mm (5.6 in) over 19 days, while August has less rainfall at 117 mm (4.6 in) but does so over fewer days, averaging 14 days of rain. Additionally, humidity levels are slightly higher in August at 87% compared to May’s 83%, contributing to a more humid feel during the late summer month. For a closer look at conditions in May, check out Vestmannaeyjar weather in May.
Comparing the weather in August and June reveals some interesting similarities and differences. Both months have a maximum temperature of 16°C (62°F), but August tends to be slightly warmer overall, with an average of 12°C (53°F) compared to June's 10°C (50°F). Precipitation is fairly similar, with August receiving 117 mm (4.6 in) over 14 days and June slightly less at 105 mm (4.1 in) over 16 days. Humidity levels are higher in August at 87%, compared to June’s 82%, contributing to a more humid feel later in the summer. For more specific details on June weather, you can check Vestmannaeyjar weather in June.
When comparing the weather in August to July, we notice some notable differences. Both months experience a minimum temperature of 7°C (45°F) and an average temperature of 12°C (53°F). However, July tends to be slightly warmer, with a maximum temperature reaching 18°C (65°F), compared to August's maximum of 16°C (62°F). Precipitation levels are also comparable, with August receiving 117 mm (4.6 in) over 14 days, while July had 109 mm (4.3 in) over 17 days. Humidity levels remain high in both months, with August at 87% and July at 86%. For more detailed insights about July's weather, you can refer to Vestmannaeyjar weather in July.
In August, the weather is relatively mild with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 16°C (62°F) and an average of 12°C (53°F). However, it tends to be quite wet, with 117 mm (4.6 in) of precipitation falling over 14 days, while humidity remains high at 87%. In contrast, September sees a further drop in temperatures, dipping to a minimum of 2°C (36°F) and an average of 10°C (50°F), with a maximum of 14°C (58°F). The month is significantly wetter, with 220 mm (8.7 in) of rainfall across 22 days, yet humidity remains constant at 87%. For a more detailed look at the weather in September, you can visit Vestmannaeyjar weather in September.
August and October show a significant contrast in weather patterns. In August, the temperatures range from a minimum of 7°C (45°F) to a maximum of 16°C (62°F), with an average of 12°C (53°F). The month sees 117 mm (4.6 in) of precipitation over about 14 days, accompanied by high humidity at 87%. In contrast, October brings much cooler temperatures, with a minimum dipping to -2°C (29°F) and an average of 7°C (45°F). The maximum temperature is only slightly higher at 12°C (54°F). Additionally, October experiences increased precipitation at 152 mm (6.0 in) over 18 days, with humidity rising slightly to 88%. For more detailed information, you can check Vestmannaeyjar weather in October.
August and November present contrasting weather patterns in terms of temperature and precipitation. In August, temperatures range from a minimum of 7°C (45°F) to a maximum of 16°C (62°F), with an average of 12°C (53°F), accompanied by relatively high humidity at 87%. In contrast, November experiences much cooler conditions, with temperatures dipping to a low of -4°C (24°F) and peaking at 11°C (52°F), averaging at just 4°C (40°F). Additionally, November sees increased precipitation, totaling 172 mm (6.8 in) over 17 days, compared to August's 117 mm (4.6 in) over 14 days. For more details on the weather in November, visit Vestmannaeyjar weather in November.
In comparing the weather of August and December, we can see notable differences in temperature and precipitation. August experiences milder conditions, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 16°C (62°F), accompanied by 117 mm (4.6 in) of rainfall over 14 days, resulting in a high humidity level of 87%. Conversely, December brings much colder weather, with temperatures dropping to a minimum of -4°C (26°F) and peaking at 10°C (50°F). The month sees increased precipitation at 189 mm (7.5 in) over 19 days, while humidity remains slightly lower at 84%. For more detailed information, you can refer to the link: Vestmannaeyjar weather in December.
In August, Vestmannaeyjar bids farewell to the summer season with pleasantly mild temperatures, offering an inviting atmosphere for visitors. While the average temperature hovers around a comfortable 12°C, the island experiences a notable shift as it prepares for the approaching autumn. Compared to the cooler spring months, August brings a touch more warmth, though the persistent humidity remains a defining feature throughout the month. The 117 mm of precipitation across approximately half the days indicates that visitors should be ready for occasional rain showers, reflecting the island's dynamic weather patterns. For a deeper dive into the region’s climatic nuances, explore Vestmannaeyjar Climate.