Last updated: August 21, 2025
In August, Sisimiut, Greenland experiences a unique blend of temperatures, with a maximum reaching 13°C (56°F), averaging around 7°C (44°F), and dipping to a minimum of 2°C (35°F). This transition into late summer features 66 mm (2.6 in) of precipitation, spread over 11 days, contributing to the region's lush landscapes. The humidity remains high at 89%, creating a cool and crisp atmosphere that reflects the beauty of this Arctic coastal town. Embrace the refreshing climate, where the interplay of temperatures and moisture paints a vivid picture of August in Sisimiut.
August marks a delightful transition in Sisimiut, Greenland, as temperatures begin to rise, signaling the peak of summer. With minimum temperatures averaging around 2°C (35°F) and maximums reaching up to 13°C (56°F), locals and visitors alike can enjoy milder conditions compared to the harsh winter months. The average temperature of 7°C (44°F) presents a refreshing change, allowing more opportunities for outdoor activities and exploration. As the warmth of August gently edges out the chilling cold of previous months, it invites an ambiance of both relaxation and adventure, making it a perfect time to experience the stunning landscapes of this Arctic gem before the crispness of autumn sets in.
August in Sisimiut, Greenland, presents a notable shift in precipitation patterns, with 66 mm (2.6 in) of rain, marking a significant drop from the previous month but still robust compared to earlier summer months. The rain falls over 11 days, indicating a continued trend of wet weather that began in July, which recorded the highest rainfall of the year at 80 mm (3.2 in). This month showcases a transition as summer winds down, preparing the region for the cooler, drier months ahead. Interestingly, while August is slightly less rainy than July, it remains wetter than both the spring months and the preceding months of June and May, suggesting a lingering influence of summer moisture as the seasons start to change.
In August, Sisimiut, Greenland experiences a notable shift in humidity, with levels reaching 89%. This figure reflects a slight increase from the drier conditions of the summer months, where July recorded the year's lowest humidity at 81%. As the summer begins to fade, the rise in humidity hints at the approaching autumn, following a trend where moisture levels tend to oscillate between 82% and 94% throughout the year. Interestingly, August marks a transitional phase, maintaining a consistent humidity that echoes the earlier months, suggesting that, even in the height of summer, Sisimiut's maritime climate holds onto its characteristic dampness. This persistence of humidity reinforces the region's unique weather patterns, where every season intertwines with the next, creating a captivating atmosphere for both residents and visitors alike.
In August, Sisimiut, Greenland experiences a moderate UV Index of 4, which indicates that while sun exposure can be enjoyable, it's essential to take some precautions. With a burn time of 30 minutes, visitors and locals alike should consider seeking shade and applying sunscreen during peak hours. This month marks a slight decline from the higher UV levels of June and July, but the summer sun is still strong. Throughout the year, UV exposure levels in Sisimiut range from low in winter months to moderate and high during summer, highlighting the importance of being sun-smart as activities increase in the warmer months. For detailed UV Index data, check out Sisimiut UV Index.
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August in Sisimiut, Greenland, brings a delightful transition from the peak of summer toward the cooler months, boasting 302 hours of sunshine. This is a notable decrease from the sun-drenched days of July, which recorded 343 hours, yet still reflects a vibrant embrace of daylight as summer begins to wane. Following an upward trajectory from January’s mere 19 hours, the steady accumulation of sunlight through the spring and summer months underscores a renewed vigor in the Arctic landscape. As August leads into September, where the hours dip to 229, it becomes evident that the long days are cherished, offering a radiant farewell to summer's warmth before the stark winter months prevail.
In Sisimiut, Greenland, the likelihood of enjoying sunny weather in August dips to 19%, marking one of the less favorable months for sunshine. This trend is consistent with the patterns seen in the preceding summer months, where July had a somewhat higher sun chance at 35%. As the seasons transition, the potential for sunshine noticeably increases in September, which boasts a robust 57% likelihood, highlighting a significant shift as summer gives way to autumn. Overall, while August can sometimes bring fleeting sun, those seeking brighter days might want to plan for a visit in late summer or early fall to maximize their chances of sunshine.
In Sisimiut, Greenland, the month of August marks a noticeable transition in daylight hours, offering approximately 16 hours of radiant sunlight. Following the height of summer in June, where the days bask in a remarkable 23 hours of daylight, August witnesses a gentle decline as the Arctic summer begins to wane. This decrease in sunlight is a precursor to the upcoming months, with September following closely at 13 hours and October dipping further to 9 hours. Observing the monthly progression, it’s clear that from the long, vibrant days of summer, the region gradually shifts towards the crisp, shorter days of autumn. The dance of light and darkness here illustrates the relentless rhythm of nature as each month unfolds in its unique splendor.
In August, Sisimiut experiences an average wind speed of 4.4 m/s (10 mph), making it one of the more breezy months of the year. As the summer winds down, a subtle increase in wind can be observed, building on the gentle breezes of earlier months like May and June, which often register around 3.3 to 3.4 m/s. Following the peak summer winds in July, August sustains this brisk pace, marking a shift that hints at the approaching fall. This gradual rise in wind speed reflects a broader trend throughout the year; while winter months often see gusts exceeding 4.5 m/s, August strikes a balance as it transitions toward the cooler autumn months, where wind speeds stabilize around the 4.0 m/s mark.
Weather in Sisimiut varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Sisimiut, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather in Sisimiut is relatively mild, with temperatures ranging from a chilly 2°C (35°F) to a maximum of 13°C (56°F) and an average of 7°C (44°F). Although it experiences moderate precipitation of 66 mm (2.6 in) over 11 days, the humidity remains high at 89%. In stark contrast, January brings frigid conditions, with temperatures plummeting to as low as -23°C (-8°F), averaging -12°C (11°F), and peaking at just 2°C (37°F). This month also sees slightly less precipitation at 49 mm (1.9 in) but has 12 days of rainfall; humidity is even higher at 96%. For a more detailed look at January weather, check out Sisimiut weather in January.
The weather in August and February presents a stark contrast, with August experiencing milder temperatures averaging around 7°C (44°F) and a maximum of 13°C (56°F), while February plunges to frigid levels, with average temperatures hovering around -17°C (2°F) and a maximum of only -3°C (27°F). Precipitation is more frequent in August, with 66 mm (2.6 in) spread over 11 days, compared to February’s modest 19 mm (0.8 in) on just 5 days, although humidity remains high in both months, at 89% in August and 93% in February. For more details about February weather conditions, you can visit Sisimiut weather in February.
August and March present remarkably different weather conditions. In August, temperatures range from a minimum of 2°C (35°F) to a maximum of 13°C (56°F), averaging 7°C (44°F). This month experiences significant precipitation, totaling 66 mm (2.6 in), over approximately 11 days, along with high humidity levels at 89%. In contrast, March is characterized by much colder weather, with temperatures plummeting to a minimum of -26°C (-15°F) and peaking at 0°C (32°F), averaging -13°C (8°F). The precipitation is less in March, totaling 44 mm (1.8 in) over about 10 days, but the humidity is still high at 94%. This stark contrast highlights the transition between summer and winter in the region. For more detailed information, you can check Sisimiut weather in March.
In comparing the weather of August and April, we see distinct differences despite both months having high humidity levels of 89%. August presents milder temperatures, with a minimum of 2°C (35°F) and an average of 7°C (44°F), peaking at 13°C (56°F), while April is significantly colder, recording a minimum of -20°C (-3°F), an average of -6°C (21°F), and a maximum of 5°C (42°F). Precipitation is somewhat higher in August at 66 mm (2.6 in) over 11 days compared to 51 mm (2.0 in) across 10 days in April. For a deeper look into April's weather specifics, you can refer to Sisimiut weather in April.
In comparing the weather of August and May, it’s evident that August is significantly milder, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 13°C (56°F) and an average of 7°C (44°F). In contrast, May experiences much cooler conditions, with temperatures ranging from a low of -11°C (12°F) to a high of 9°C (48°F) and an average of -1°C (31°F). Precipitation is also greater in August, with about 66 mm (2.6 in) falling over 11 days, compared to May's 21 mm (0.8 in) over just 4 days. Both months exhibit high humidity, but August is slightly more humid at 89%, compared to 87% in May. For more detailed information, you can check Sisimiut weather in May.
In comparing the weather of August and June, August generally presents milder temperatures than June. While August has an average temperature of 7°C (44°F), June's average is slightly cooler at 3°C (38°F). The minimum temperatures in August (2°C or 35°F) are warmer than June's minimum of -2°C (28°F). Furthermore, August experiences more precipitation, with 66 mm (2.6 in) over 11 days compared to June's 35 mm (1.4 in) over 9 days. The humidity is also higher in August at 89%, compared to June's 82%, indicating a slightly more muggy atmosphere. For more details, you can check out Sisimiut weather in June.
In comparing the weather of July and August, August typically exhibits slightly warmer temperatures, with a minimum of 2°C (35°F) compared to July's minimum of -1°C (31°F). The average temperature in August is also marginally higher at 7°C (44°F), while July sees an average of 6°C (43°F). However, both months experience similar maximum temperatures, with August peaking at 13°C (56°F) and July reaching 14°C (57°F).
Precipitation levels are also notable; August receives 66 mm (2.6 in) of rain over 11 days, while July has a higher total of 80 mm (3.2 in) spread across the same number of days. Humidity in August is slightly higher at 89%, compared to 81% in July. For more detailed information, you can check Sisimiut weather in July.
In comparing the weather of August and September, August generally presents milder temperatures with a minimum of 2°C (35°F) and an average of 7°C (44°F), peaking at 13°C (56°F). This month also experiences higher humidity, averaging 89%, and more rainfall, totaling 66 mm (2.6 in) across 11 days. In contrast, September brings a noticeable chill, with temperatures dipping to a minimum of -4°C (25°F) and an average of 3°C (37°F), reaching a maximum of just 9°C (49°F). Although September sees slightly less precipitation at 53 mm (2.1 in) over 10 days, the humidity is marginally lower at 85%. For more detailed insights on September weather, you can visit Sisimiut weather in September.
August and October in Sisimiut present notable contrasts in weather conditions. August enjoys milder temperatures, with a minimum of 2°C (35°F) and an average of 7°C (44°F), while October experiences a significant drop, featuring a minimum temperature of -12°C (11°F) and an average of -1°C (30°F). Both months see similar precipitation levels, with August receiving 66 mm (2.6 in) and October slightly higher at 75 mm (2.9 in), accompanied by precipitation on 11 days in each month. Humidity remains relatively high, with August at 89% and October closely trailing at 86%. For more details on the climatic conditions in October, check out Sisimiut weather in October.
In August, temperatures in Sisimiut range from a minimum of 2°C (35°F) to a maximum of 13°C (56°F), with an average temperature of 7°C (44°F). During this month, the region experiences 66 mm (2.6 in) of precipitation over 11 days, while humidity remains consistently high at 89%. In contrast, November brings much colder conditions, with temperatures dropping to a minimum of -15°C (5°F) and averaging -6°C (22°F), peaking at just 4°C (39°F). Precipitation increases slightly to 75 mm (3.0 in) over 14 days, and humidity remains at the same 89%. For more detailed information, visit Sisimiut weather in November.
Comparing the weather in August and December reveals a stark contrast in temperature and overall conditions. In August, temperatures range from a minimum of 2°C (35°F) to a maximum of 13°C (56°F), with an average of 7°C (44°F), accompanied by high humidity at 89% and 66 mm (2.6 in) of precipitation spread over 11 days. In contrast, December brings much colder temperatures, with a minimum of -16°C (4°F) and a maximum of only 5°C (41°F), resulting in an average of -7°C (19°F). December also sees slightly increased precipitation at 70 mm (2.8 in) over 14 days and maintains similar humidity levels at 90%. For more detailed insights into December conditions, you can refer to Sisimiut weather in December.
As summer in Sisimiut draws to a close, August presents a unique transition in weather patterns compared to the preceding months. While temperatures remain mild, the chill begins to creep back in, with averages settling around 7°C. This month also sees a noticeable increase in precipitation, contributing to a moisture-rich atmosphere with humidity levels around 89%. With about 11 days of rain, it’s a time when the landscape becomes lush, offering a stark contrast to the drier summer months. If you're planning a visit, be prepared for variable weather that beautifully reflects the changing seasons. To learn more about the overall climate in this captivating region, check out Sisimiut Climate.