August Weather in Uummannaq, Greenland

Last updated: August 21, 2025

In August, Uummannaq, Greenland experiences a unique blend of summer warmth and cool Arctic breezes. With a maximum temperature reaching 16°C (62°F), the average settles at a moderate 6°C (43°F), while nights can dip to a brisk -2°C (29°F). This month sees about 37 mm (1.4 in) of rainfall spread over 7 days, contributing to the region’s lush, vibrant landscapes. Coupled with a high humidity level of 91%, visitors can expect an intriguing mix of chilly air and occasional rain, making August a captivating time to explore this stunning Arctic destination.

August Temperature in Uummannaq

In August, Uummannaq, Greenland experiences a brief but notable warming trend as summer peaks. With minimum temperatures hovering around -2°C (29°F) and maximums reaching a pleasant 16°C (62°F), the average temperature is a comfortable 6°C (43°F). This marks one of the warmest months of the year, providing a stark contrast to the severe cold of January through March, when temperatures plummet below freezing. As the Arctic daylight lingers longer, August presents an inviting climate that draws visitors to experience the stunning landscapes bathed in summer light. This warm respite signals the fleeting nature of summer before the chilly embrace of autumn arrives.

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

The chart illustrates August temperature patterns in Uummannaq, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uummannaq, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec713162938434332251918
Data source: Temperature data for Uummannaq generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Uummannaq

In August, Uummannaq experiences a notable shift in weather patterns, with precipitation averaging 37 mm (1.4 in) over approximately 7 days. This marks a decrease from the wetter July, which recorded 57 mm (2.3 in) across 10 days, hinting at a gradual transition towards drier months ahead. Despite this reduction, August remains one of the wetter months of the year, reflecting the region's complex climate dynamics as summer wanes. Following August, precipitation begins to taper off slightly in September, indicating the onset of autumn and a gentle shift in Uummannaq's weather landscape, where the overall trend of decreasing rainfall continues through the fall and winter months.

August Precipitation Trends in Uummannaq

The chart displays monthly precipitation patterns in Uummannaq, 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. In Uummannaq, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec281223292028573731343630
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Uummannaq

August in Uummannaq, Greenland, brings a notable spike in humidity, reaching 91%, which is a significant increase compared to the warmth of summer months that precede it. Following a gradual decline from 90% in January to 84% in July, August marks a return to high humidity levels reminiscent of the winter months. This trend suggests a transitional phase, where lingering summer warmth collides with the encroaching cooler weather of autumn. Despite the drop from June to July, August's humidity is only surpassed by March's 92%, hinting at the overall moisture-rich environment characteristic of this Arctic region. As the season progresses into September, humidity dips again to 87%, emphasizing the seasonal shifts that define Uummannaq's unique climate.

August Average Humidity in Uummannaq

This chart illustrates the average monthly humidity levels in Uummannaq, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Uummannaq is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%86%92%87%89%86%84%91%87%90%90%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Uummannaq

In August, Uummannaq experiences a UV Index of 4, maintaining its position in the moderate exposure category, similar to July. This consistency indicates that while summer is winding down, the risk of UV exposure remains notable, with a recommended burn time of 30 minutes for unprotected skin. The overall trend during the summer months demonstrates a gradual increase in UV levels from April through June, peaking at 5 in June before dropping slightly in July and August. As the seasons transition towards fall, September sees a welcome decrease in both the UV Index and burn time. With these insights, it’s essential to stay vigilant about sun protection while enjoying the beautiful Arctic summer. For more detailed information, visit the Uummannaq UV Index.

Maximum UV Index Levels in Uummannaq for August

The chart shows the monthly maximum UV Index (UVI) for Uummannaq 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. In August, the maximum UV index in Uummannaq typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345442110
Data source: Uummannaq 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 Uummannaq

August in Uummannaq, Greenland, sees a delightful continuation of the summer's radiant embrace, with 376 hours of sunshine illuminating the landscape. This remarkable month marks a significant drop from the peak of 486 hours in June, yet it still outshines the earlier months of the year. Transitioning from the long summer days, August transitions gracefully towards autumn, as the sunlight gradually recedes into the shorter days of September, with only 271 hours of sunshine. This trend showcases the brief yet beautiful summer that bathes Uummannaq, where the long hours of daylight are cherished before winter casts its long shadow.

Monthly Sunshine Duration in Uummannaq: August Highlighted

The August sunshine duration represents the total number of hours Uummannaq 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.
JanFebMarAprMayJunJulAugSepOctNovDec5h107h220h319h476h486h438h376h271h143h21h0h
Data source: Uummannaq August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uummannaq During August

In Uummannaq, Greenland, August presents a moderate 32% chance of sunny weather, positioning it as a transitional month amid fluctuating seasonal trends. Following the peak sunshine of June at 52%, the likelihood of sunny days sharply declines in July to 29% before rebounding slightly in September to 49%. This pattern highlights August as a time when summer is winding down, offering a mix of sun and clouds, yet still inviting for outdoor activities. Overall, while not the sunniest month, August provides a pleasant opportunity to enjoy the lingering warmth of summer against the backdrop of Greenland's stunning landscapes.

Percentage of Sunny Days in August in Uummannaq

The chart illustrates the percentage of sunny days in Uummannaq 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 Uummannaq experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%36%16%21%40%52%30%32%49%26%15%26%
Data source: Uummannaq August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uummannaq in August

In Uummannaq, Greenland, August marks a transition as daylight begins to wane after the relentless brightness of summer. This month offers approximately 18 hours of daylight, significantly reduced from the peak of 24 hours in June. With the golden days of late June and July behind, August's sunlight serves as a gentle reminder that autumn is on the horizon. The days grow shorter, yet the lingering warmth prepares the landscape for the changing seasons, creating a beautiful interplay of light and shadow as the sun dips lower in the sky. The trend of diminishing daylight continues into September, where only 13 hours remain, signaling the rapid approach of winter's embrace.

Average Daylight Hours in Uummannaq for August

The chart illustrates the variation in daylight duration in Uummannaq throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec3h 47m7h11h 46m16h 34m22h 47m24h23h 54m18h 20m13h 16m8h 38m4h 52m
Data source: Uummannaq daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Uummannaq

In Uummannaq, Greenland, the month of August brings a gentle breath of wind, with an average speed of 2.6 m/s (6 mph). This marks a slight increase from the quieter months of June and July, which both register at 2.4 m/s (5 mph). The trend through the summer shows a gradual decline in wind speed, reaching its nadir in June. However, as August unfolds, a subtle uptick in wind activity hints at the changing seasons ahead. As we transition into the fall, the winds return to the previous average seen in October. This pattern reflects the unique climatic rhythm of Uummannaq, where each month's whispers of wind tell a story of nature's shifting moods.

Average August Wind Speed in Uummannaq

The chart displays monthly wind speed patterns in Uummannaq, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.22.92.92.52.42.42.6 m/s1.82.62.33.0
Data source: Uummannaq August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Uummannaq Compares to Other Months

Weather in Uummannaq varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Uummannaq, focusing on differences in temperature, rainfall, humidity, and UV levels.

In August, temperatures in Uummannaq are considerably milder, with a minimum of -2°C (29°F) and an average of 6°C (43°F), reaching a maximum of 16°C (62°F). The month experiences 37 mm (1.4 in) of precipitation over approximately 7 days, accompanied by high humidity levels of 91%. In contrast, January brings much colder conditions, with a notable minimum of -26°C (-15°F) and an average of -14°C (7°F), peaking at just 2°C (37°F). Precipitation is slightly lower at 28 mm (1.1 in) over 6 days, and humidity remains high at 90%. This stark contrast highlights the seasonal variations in weather, as illustrated in detail at Uummannaq weather in January.

August and February present contrasting weather conditions that reflect the seasonal changes. In August, temperatures range from a cold minimum of -2°C (29°F) to a comfortable maximum of 16°C (62°F), with an average of 6°C (43°F). The month sees a moderate amount of precipitation totaling 37 mm (1.4 in) over about 7 days, accompanied by high humidity at 91%. In stark contrast, February experiences much harsher temperatures, with a chilling minimum of -29°C (-21°F) and a maximum of only -6°C (22°F), averaging -17°C (2°F). Precipitation is significantly reduced to 12 mm (0.5 in) over just 3 days, but the humidity remains relatively high at 86%. For a detailed look at February weather, you can visit Uummannaq weather in February.

When comparing the weather in August and March, it's evident that August offers significantly milder conditions. With temperatures ranging from a minimum of -2°C (29°F) to a maximum of 16°C (62°F) and an average of 6°C (43°F), August experiences more comfortable weather alongside 37 mm (1.4 in) of precipitation over seven days. In stark contrast, March presents a harsher climate, with temperatures plummeting to a minimum of -31°C (-23°F) and averaging -16°C (3°F), peaking at only -1°C (30°F). March also has lower precipitation at 23 mm (0.9 in) over six days, but the humidity remains high at 92%. For a closer look at conditions during this chilly month, check out Uummannaq weather in March.

In comparing the weather of August and April, it is evident that August experiences milder temperatures, averaging around 6°C (43°F), with maximum highs reaching up to 16°C (62°F). In contrast, April remains quite cold, with average temperatures around -9°C (17°F) and maximums only reaching 7°C (44°F). Both months see approximately 7 days of precipitation, with August receiving 37 mm (1.4 in) and April slightly less at 29 mm (1.2 in). Humidity is high in both months, at 91% in August and 87% in April, indicating a dampness typical of the region. For a more detailed look at April's weather patterns, you can visit Uummannaq weather in April.

When comparing the weather in August and May, notable differences emerge in both temperature and precipitation. August boasts a milder temperature range, with minimums around -2°C (29°F) and maximums reaching 16°C (62°F), while the average sits at 6°C (43°F). In contrast, May is significantly colder, with minimum temperatures dipping as low as -17°C (2°F) and maximums peaking at just 10°C (51°F), leading to an average of -2°C (29°F). Precipitation levels also differ, with August receiving 37 mm (1.4 in) over 7 days compared to May's 20 mm (0.8 in) over 4 days. Interestingly, humidity remains fairly consistent in both months, at 91% for August and 89% for May. For more details on May’s climatic conditions, check out Uummannaq weather in May.

In comparing the weather of August and June, we observe that August tends to be slightly warmer overall, with an average temperature of 6°C (43°F) compared to June's 4°C (39°F). The maximum temperature in August reaches up to 16°C (62°F), while June peaks at 12°C (54°F). Both months experience precipitation over 7 days, but August receives a bit more rain, totaling 37 mm (1.4 in) compared to June's 27 mm (1.1 in). Humidity levels are higher in August at 91%, while June has a slightly lower figure of 86%. Overall, August offers a milder climate with more moisture than June. For more details on June weather, check out Uummannaq weather in June.

In comparing the weather of August and July, we see that both months experience similar temperature ranges, with minimum temperatures dipping to -2°C (29°F) and maximum temperatures peaking at around 16°C (62°F). However, August has slightly lower average temperatures, sitting at 6°C (43°F), compared to July's average of 6°C (44°F). Precipitation is also noteworthy; July sees 57 mm (2.3 in) over 10 days, which is higher than August’s 37 mm (1.4 in) across 7 days. Additionally, the humidity is higher in August at 91%, compared to 84% in July. For more detailed insights on July weather in Uummannaq, you can check Uummannaq weather in July.

In comparing the weather of August and September, there are notable differences in temperature and humidity levels. August enjoys a milder average temperature of 6°C (43°F), with highs reaching up to 16°C (62°F), while September sees a significant drop, with an average of just 0°C (32°F) and a maximum of 8°C (46°F). Precipitation is slightly lower in September at 31 mm (1.2 in) compared to August's 37 mm (1.4 in), although September experiences one additional day of rain. Humidity also decreases from 91% in August to 87% in September, indicating a transition towards cooler and drier conditions. For more detailed information, check out Uummannaq weather in September.

August and October present distinct contrasts in weather conditions. In August, the average temperature hovers around 6°C (43°F), with a maximum of 16°C (62°F), making it relatively mild for the time of year. Precipitation is moderate at 37 mm (1.4 in) over approximately 7 days, coupled with a high humidity level of 91%. In contrast, October sees a significant drop in temperatures, with averages plummeting to -4°C (25°F) and a maximum of only 6°C (42°F). Though precipitation is slightly lower at 34 mm (1.3 in) over 8 days, the humidity remains high at 90%. For more details on October weather, visit Uummannaq weather in October.

In August, the weather in Uummannaq is relatively mild, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 16°C (62°F), and an average of 6°C (43°F). With 37 mm (1.4 in) of precipitation over about 7 days, the humidity remains high at 91%.

In contrast, November brings a sharp drop in temperature, with averages plummeting to 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). The precipitation level is slightly lower at 36 mm (1.4 in), but it is spread across 10 days, and humidity hovers around 90%. For more detailed insights, visit Uummannaq weather in November.

In August, the weather is relatively mild with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 16°C (62°F), accompanied by higher humidity at 91%. This month experiences about 37 mm (1.4 in) of precipitation across 7 days. In contrast, December brings significantly colder temperatures, with minimums dropping to -18°C (0°F) and an average of -8°C (18°F), while the maximum only reaches 3°C (38°F). Despite slightly less precipitation at 30 mm (1.2 in) over 9 days, the humidity remains fairly high at 88%. For more information on December weather, visit Uummannaq weather in December.

Compare Uummannaq's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Uummannaq

As August unfolds in Uummannaq, the weather showcases a remarkable transition, standing out from the chillier months that precede it. The temperatures rise, offering a brief glimpse of warmth, with an average that nudges towards a comfortable 6°C. However, this pleasantness is accompanied by a high humidity level of 91%, which can create a sense of dampness in the air. Rainfall continues its presence, with about 37 mm over the month, hinting at the impending shift towards autumn. This blend of milder temperatures and persistent moisture distinguishes August from the rest of the year, making it a unique time to experience the beauty of Uummannaq. For a deeper dive into the climatic patterns of this picturesque region, visit Uummannaq Climate.