Last updated: August 21, 2025
September in Nuuk, Greenland, unveils a captivating transition as summer fades into autumn. With maximum temperatures reaching a comfortable 14°C (57°F) and an average of 4°C (40°F), the month presents a brisk yet refreshing climate. Minimum temperatures can dip to a chilly -3°C (26°F), highlighting the encroaching winter chill. Rainfall averages 70 mm (2.8 in) over approximately 10 days, contributing to the region's lush landscapes, while a high humidity level of 85% adds to the crispness in the air. This month offers a unique blend of vibrant colors, cool winds, and a hint of the forthcoming winter, making it an enchanting time to experience Nuuk's natural beauty.
As September arrives in Nuuk, Greenland, the temperatures start to show a noticeable shift towards cooler days, transitioning from the warmth of summer to the briskness of autumn. With lows dipping to -3°C (26°F) and average highs reaching 14°C (57°F), the month marks a significant departure from the highs of July and August, where temperatures hovered around 20°C (69°F). The average of 4°C (40°F) reflects a subtle dip, indicating the onset of winter’s embrace, while the landscape begins to shift with vibrant autumn hues. This transitional phase creates a unique atmosphere, as the last warm days gently give way to the crisp chill of the approaching winter months, making September in Nuuk a season of striking contrasts and breathtaking beauty.
September in Nuuk, Greenland, marks a transitional month where autumn begins to take its grip, reflected in a moderate precipitation total of 70 mm (2.8 in) over approximately 10 days of rainfall. This amount is consistent with the preceding months of late summer, showcasing a slight dip from the wetter August, which experienced 77 mm (3.0 in) of rain. As the days grow shorter and cooler, the steady precipitation trend observed from June through September indicates a shift towards winter conditions. Notably, September's rainfall prepares the landscape for the inevitable chill of October and November, both of which also see similar precipitation levels at 70 mm (2.8 in). Overall, the transition into fall is palpable, with the frequency of rainy days enhancing the region's already dramatic scenery, making September a captivating month for those who appreciate the serene yet moody ambiance of Greenland's changing seasons.
In September, Nuuk, Greenland, experiences a slight dip in humidity to 85%, continuing a trend established over the summer months. This month typically marks a transition as the peak values seen in the warmer season start to recede, echoing the gradual decline from 87% in August. Overall, September's humidity levels remain relatively high, particularly when compared to the colder months ahead, such as October and November, where the humidity averages around 85% and 89%, respectively. This pattern highlights Nuuk's unique climatic conditions, where even as autumn approaches, the air retains a notable level of moisture, creating a distinct atmosphere as the days grow shorter.
As September rolls into Nuuk, Greenland, the UV Index sees a shift to moderate levels, sitting at 3. This dip comes after the peak summer months where the index reached 7 in June, signaling the need for sun protection during the midday hours. With a burn time of approximately 30 minutes, residents and visitors alike should remain mindful of UV exposure, even as the days start to shorten. The transitional nature of this month, from summer to autumn, indicates that while the sun’s intensity decreases, awareness of skin health remains crucial. For detailed information on UV levels throughout the year, check out the Nuuk UV Index.
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As summer fades into autumn, September in Nuuk, Greenland, enjoys a gentle embrace of sunshine, with approximately 227 hours of sunlight illuminating the landscape. This marks a slight decline from August's 232 hours, yet it remains a significant boost compared to the deep winter months. The steady increase in daylight from just 38 hours in January to September's bountiful hours illustrates the dramatic shift in seasons. With the sun slowly retreating as October approaches, September offers a perfect blend of warmth and light, creating an enchanting atmosphere for both locals and visitors alike to relish the last rays of summer before the icy grip of winter descends.
In September, Nuuk, Greenland, experiences a notable uptick in the likelihood of sunny weather, with a 53% chance of sunshine. This marks a positive shift after the predominantly overcast summer months, where July and August see significantly lower sun probabilities of 29% and 16%, respectively. As the month transitions into autumn, the sunny likelihood slightly edges up again in October to 55%, suggesting a trend of improving weather conditions that is often surprising for this northern locale. Overall, September stands out as a bright spot in the year, inviting visitors to enjoy the crisp air and vibrant landscapes under clearer skies.
As September unfolds in Nuuk, Greenland, the gradual shift in daylight hours becomes evident, offering a blend of lingering summer brightness and the encroaching embrace of autumn. With 12 hours of daylight, the month marks a transition from the sun-soaked 18 hours of May, peaking in June's almost endless daylight, to the shorter days ahead in October. The trend highlights a significant reduction from the vibrant days of summer, yet still allows for ample opportunity to enjoy the stunning landscapes and cultural richness of Greenland. As the days shorten and the vibrant hues of autumn begin to paint the scenery, residents and visitors alike cherish these remaining sunlit hours, embracing the natural rhythm of the Arctic.
As September arrives in Nuuk, Greenland, a gentle breeze picks up, with average wind speeds around 3.4 m/s (8 mph). This month maintains a steady rhythm in the wind pattern established over the summer, showing only a slight dip from August’s calm. After the summer months, which hovered at 3.3 m/s, winds begin to hint at the changes to come in autumn. Interestingly, the transition from the drier summer months to the colder autumn sees a notable increase again in October, where winds pick up to about 3.3 m/s. This steady yet subtle breeze in September serves as a prelude to the more robust winds of the coming months, reflecting the natural ebb and flow of Nuuk's climatological tapestry.
Weather in Nuuk varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nuuk, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in September and January, there is a stark contrast in temperatures and climate conditions. September sees a milder range of temperatures, with a minimum of -3°C (26°F) and an average of 4°C (40°F), peaking at 14°C (57°F). This month experiences approximately 70 mm (2.8 in) of precipitation over 10 days, with humidity levels around 85%. In contrast, January is significantly colder, with temperatures dropping to as low as -27°C (-16°F), averaging -11°C (13°F), and reaching a maximum of just 3°C (38°F). Even though January has slightly less precipitation at 58 mm (2.3 in) over 11 days, the humidity is higher at 93%. The differences highlight the stark transition from September's cool to January's harsh winter conditions. For more detailed information, you can refer to Nuuk weather in January.
September and February present striking contrasts in weather conditions. In September, temperatures range from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), with an average of 4°C (40°F). The month sees about 70 mm (2.8 in) of precipitation over approximately 10 days, accompanied by a relatively high humidity of 85%. In contrast, February experiences significantly colder weather, with temperatures plunging as low as -32°C (-25°F) and averaging -14°C (8°F). The maximum temperature reaches only 1°C (35°F), and precipitation amounts to 30 mm (1.2 in) over 8 days, with humidity slightly higher at 91%. For a more detailed look at February conditions in Nuuk, check out Nuuk weather in February.
September and March present markedly different weather conditions. In September, temperatures range from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), with an average of 4°C (40°F). The month sees around 70 mm (2.8 in) of precipitation spread over 10 days, coupled with a humidity level of 85%. In contrast, March is significantly colder, with temperatures dipping as low as -27°C (-16°F), an average of -10°C (15°F), and a maximum of just 6°C (42°F). Precipitation is slightly lower at 57 mm (2.3 in) over 9 days, but the humidity rises to 91%. For more detailed insights, you can visit Nuuk weather in March.
When comparing the weather in September and April, there's a notable contrast in temperatures and precipitation levels. In September, the temperatures range from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), with an average of 4°C (40°F). This month experiences about 70 mm (2.8 in) of precipitation over approximately 10 days, while the humidity remains consistently high at 85%. In contrast, April is colder, with temperatures dipping as low as -18°C (0°F), averaging -3°C (27°F) and peaking at 9°C (48°F). Despite being slightly wetter, with 79 mm (3.1 in) of precipitation over 11 days, April maintains the same level of humidity at 85%. For more detailed insights, you can check Nuuk weather in April.
In comparing the weather of September and May, we can see some notable differences. September tends to be milder with average temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), while May experiences cooler temperatures, with a minimum of -19°C (-1°F) and a maximum of 15°C (59°F). Additionally, September has higher precipitation levels at 70 mm (2.8 in) over approximately 10 days, compared to May's 47 mm (1.8 in) over 7 days. Humidity levels are relatively similar, with September at 85% and May slightly lower at 84%. For a closer look at May weather specifics, you can visit Nuuk weather in May.
In comparing the weather of September and June, we can observe distinct differences in temperature and precipitation. September tends to be cooler, with average temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), while June offers slightly milder conditions, with temperatures ranging from -2°C (29°F) to 19°C (67°F). Precipitation is also noteworthy; September experiences about 70 mm (2.8 in) over 10 days, whereas June sees a bit more rain with 88 mm (3.5 in) over 12 days. Humidity levels are higher in September at 85%, compared to 79% in June. For a detailed look at June weather in Nuuk, you can visit Nuuk weather in June.
September and July display distinct weather patterns, reflecting the transition from summer to autumn. In September, temperatures range from a chilly -3°C (26°F) at night to a mild 14°C (57°F) during the day, with an average of 4°C (40°F). This month sees increased precipitation, totaling 70 mm (2.8 in) over approximately 10 days, accompanied by high humidity at 85%. In contrast, July offers more temperate weather, with nighttime temperatures rarely dropping below 1°C (34°F) and daytime highs reaching 20°C (69°F), averaging 8°C (47°F). Precipitation in July is slightly less, at 68 mm (2.7 in) over 9 days, with a lower humidity level of 81%. For more detailed information, check Nuuk weather in July.
In comparing the weather of September and August, a notable drop in temperature is evident. September experiences a minimum temperature of -3°C (26°F) and an average of 4°C (40°F), whereas August has milder conditions with a minimum of 2°C (36°F) and an average of 8°C (47°F). The maximum temperatures also reflect this shift, dipping from 18°C (65°F) in August to just 14°C (57°F) in September. Precipitation levels are fairly similar, with September receiving 70 mm (2.8 in) over 10 days and August slightly higher at 77 mm (3.0 in) over 11 days, highlighting a consistent yet slightly wetter trend in the latter month. Humidity remains quite high in both months, with September at 85% and August at 87%. For more detailed information about August weather patterns, you can check Nuuk weather in August.
September experiences milder temperatures, with an average of 4°C (40°F) and a maximum of 14°C (57°F), while October brings a significant drop, averaging around 0°C (32°F) with a minimum temperature plummeting to -19°C (-2°F). Both months receive the same amount of precipitation, around 70 mm (2.8 in), though October has slightly fewer rainy days at 9 compared to September's 10. Humidity remains consistent at 85% for both months, creating a damp chill as autumn progresses. For more details, you can check Nuuk weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures gradually transition from a minimum of -3°C (26°F) to a pleasant maximum of 14°C (57°F), accompanied by an average humidity of 85%. During this month, precipitation totals around 70 mm (2.8 inches) across approximately 10 days. In contrast, November ushers in much colder temperatures, with a minimum of -21°C (-5°F) and an average of -6°C (22°F), peaking at only 7°C (44°F). The month also sees increased precipitation at 93 mm (3.7 inches) over 11 days, along with slightly higher humidity at 89%. For more detailed insights into November's weather, you can check Nuuk weather in November.
In September, the weather is relatively mild, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (57°F) and an average temperature of 4°C (40°F). It experiences about 70 mm (2.8 in) of precipitation over approximately 10 days, accompanied by high humidity levels of 85%. In contrast, December brings a significant drop in temperature, with lows reaching -22°C (-7°F) and an average of -8°C (18°F), while the maximum is a modest 7°C (46°F). Although December sees a slightly higher total precipitation of 76 mm (3.0 in) over 11 days, humidity remains high at 87%, contributing to a much colder and more challenging climate. For more detailed information, you can check Nuuk weather in December.
As September arrives in Nuuk, the weather begins to show a remarkable transformation compared to the warmer months of summer. The days grow cooler, with average temperatures dipping, while the potential for rain increases, leading to a noticeable uptick in precipitation days. With humidity hovering around a brisk 85%, the air feels crisp and refreshing, setting a beautiful backdrop for the early signs of autumn. This transition from summer warmth to autumn chill is an intriguing experience for visitors, making it a unique time to explore the beauty of this Greenlandic gem. For more insights on the shifting patterns throughout the year, visit Nuuk Climate.