Last updated: August 21, 2025
April in Sisimiut, Greenland brings a chill as temperatures hover between a maximum of 5°C (42°F) and a minimum of -20°C (-3°F), with an average of -6°C (21°F). This month experiences 51 mm (2.0 in) of precipitation spread over 10 days, contributing to the region's characteristic humidity of 89%. As spring awakens the landscape, the contrast of cold air and melting snow creates a unique ambiance, making April a fascinating time to experience the stark beauty of Greenlandic nature.
In April, Sisimiut, Greenland begins to shake off the winter chill, experiencing a notable transition as temperatures gradually rise. The month brings with it a minimum of -20°C (-3°F) and an average temperature of -6°C (21°F), offering a taste of the forthcoming spring warmth. Daytime highs can reach up to 5°C (42°F), marking a significant shift from the freezing earlier months of winter. This gradual warming signals the end of frigid conditions, with April serving as a bridge to milder weather and increased daylight, inviting both locals and visitors to embrace the stunning Arctic landscape in bloom.
In April, Sisimiut, Greenland experiences a notable increase in precipitation, recording 51 mm (2.0 in) over 10 days of rainfall. This marks a continuation of the upward trend seen from the preceding months, following the 44 mm (1.8 in) in March. As winter transitions to spring, April's precipitation sets the stage for the wetter months ahead, particularly July, which often sees the highest totals. The number of rainy days remains stable at 10, mirroring March, indicating a consistent pattern of frequent, albeit moderate, moisture contribution to the region's climate. This gradual rise in precipitation not only enriches the landscape but also underscores the shifting weather patterns as Greenland emerges from its prolonged winter season.
In April, the humidity in Sisimiut, Greenland, dips to 89%, marking a slight decline from the consistently high levels seen during the winter months, where figures hovered around 93-96%. This transition signals the gradual onset of spring as the environment begins to thaw, contributing to a more comfortable atmosphere compared to the bone-chilling winter. Following April, humidity continues to decrease slightly in May to 87%, indicating a trend towards drier conditions as the summer approaches. Interestingly, the summer months maintain a lower humidity range, with July seeing the driest levels at 81%. However, as autumn arrives, humidity levels slowly begin to rise again, reflecting the cyclical nature of weather patterns in this picturesque Arctic town.
As April arrives in Sisimiut, Greenland, the UV Index begins to rise, reaching a moderate level of 4. This marks a notable increase from the lower indices of 1 and 2 seen in the earlier months of winter. With a reduced burn time of just 30 minutes, it's essential for locals and visitors alike to take precautions under the spring sun. As the days lengthen and outdoor activities become more appealing, embracing sun safety becomes increasingly important. Looking forward, May further elevates the UV Index to 5, which emphasizes the trend towards more intense sunlight as summer approaches. For more insights about UV exposure in Sisimiut, check out the detailed information at Sisimiut UV Index.
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As April unfolds in Sisimiut, Greenland, the sun begins to reclaim its dominance in the Arctic sky. With 287 hours of daylight, the month marks a significant leap from the previous months, showcasing a robust increase in sunshine that hints at the approaching summer. This upward trend in daylight hours is a stark contrast to the barely two hours of sunlight found in December, accentuating the dramatic transition from the dark depths of winter to the vibrant, life-affirming days of spring. Following April, the daylight continues to flourish, peaking in May with 356 hours of radiant sun, but it is during April that many locals start to feel the exhilarating promise of warmer months ahead.
In April, Sisimiut, Greenland experiences a modest 24% chance of sunny weather, marking a slight uptick from the particularly gloomy March, which dipped to just 9%. As winter gradually gives way to spring, this increase is reflective of a broader trend where the likelihood of sunshine begins to rise, peaking in early summer months like July at 35%. Notably, April's sun chance is still lower than the sunnier days of both May and June, which boast 31% and 22%, respectively. As the year progresses, especially into late summer and fall, the chances of clear skies remain erratic, with a significant 57% in September. This subtle transition in April hints at the lingering winter shadows battling the incoming warmth, setting the stage for brighter days ahead.
In April, Sisimiut, Greenland, experiences a remarkable shift in daylight, basking in 15 hours of sunlight. This increase is part of a broader trend observed throughout the year, where daylight hours progressively lengthen from the dark depths of winter. After emerging from the 6 hours of January's twilight, the city embraces the gradual return of light, with 8 hours in February and 11 hours in March. As the days grow longer, April not only signifies a transition into brighter months but also sets the stage for the nearly 20 hours of daylight in May and the almost endless sunlight of June. This delightful surge in daylight not only invigorates the landscape but also enhances the vibrant outdoor culture of Sisimiut as it welcomes the invigorating warmth of spring and summer.
As April unfolds in Sisimiut, Greenland, the winds offer a gentle welcome with an average speed of 4.1 m/s (9 mph). This slight dip from March, which boasted a brisk 4.7 m/s, maintains a consistent atmosphere after a winter characterized by stronger gusts. Interestingly, April's winds mirror February's calmer conditions, hinting at a gradual shift towards the milder winds of late spring and summer. As the year progresses, we see a noticeable trend: wind speeds generally decrease during the warmer months, reaching their lowest in May with 3.3 m/s (7 mph), before picking up again in August. This seasonal ebb and flow of the wind serves as a reminder of the dynamic climate in Sisimiut, where each month brings its own unique embrace of the Arctic elements.
Weather in Sisimiut varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Sisimiut, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January offer significantly different weather experiences. In January, temperatures can plunge to a minimum of -23°C (-8°F), with an average of -12°C (11°F) and a maximum reaching only 2°C (37°F). The month sees about 49 mm (1.9 in) of precipitation spread over 12 days, accompanied by high humidity at 96%. In contrast, April brings milder conditions, with temperatures ranging from a minimum of -20°C (-3°F) to an average of -6°C (21°F) and a maximum of 5°C (42°F). Precipitation slightly increases to 51 mm (2.0 in) over 10 days, but humidity drops to 89%. For a deeper understanding of January's weather specifics, visit Sisimiut weather in January.
April weather in Sisimiut shows a significant improvement compared to February, with temperatures averaging -6°C (21°F) and peaking at 5°C (42°F). In contrast, February experiences much colder conditions, with an average of -17°C (2°F) and maximums only reaching -3°C (27°F). Precipitation is more frequent in April, occurring over 10 days with a total of 51 mm (2.0 in), while February sees less precipitation at only 19 mm (0.8 in) over 5 days. Additionally, humidity levels in April are slightly lower at 89% compared to February's 93%. For a detailed look at February's weather, you can visit Sisimiut weather in February.
In comparing the weather between March and April, it's clear that April sees a significant warming trend. The average temperature increases from -13°C (8°F) in March to -6°C (21°F) in April, with April's maximum temperature reaching 5°C (42°F). While both months experience precipitation over 10 days, April has slightly higher precipitation at 51 mm (2.0 in) compared to March's 44 mm (1.8 in). Additionally, humidity remains high in both months, but April's 89% is a bit lower than March's 94%. For a more detailed look at conditions during March, you can check out Sisimiut weather in March.
April weather is characterized by significantly colder temperatures, with an average of -6°C (21°F) and a maximum reaching only 5°C (42°F). The month sees considerable precipitation, with 51 mm (2.0 in) over approximately 10 days and humidity levels around 89%. In contrast, May marks a gradual warming, with temperatures ranging from a minimum of -11°C (12°F) to a maximum of 9°C (48°F) and an average of -1°C (31°F). The precipitation decreases sharply to 21 mm (0.8 in) spread over just 4 days, contributing to slightly lower humidity at 87%. For more details on weather conditions during this time, you can check Sisimiut weather in May.
April and June present contrasting weather patterns. In April, temperatures are notably chillier, ranging from a minimum of -20°C (-3°F) to a maximum of 5°C (42°F), with an average of -6°C (21°F). The month experiences 51 mm (2.0 in) of precipitation over 10 days, accompanied by high humidity at 89%. In comparison, June starts to warm up slightly, with temperatures fluctuating from a minimum of -2°C (28°F) to a maximum of 12°C (54°F) and an average of 3°C (38°F). Precipitation decreases to 35 mm (1.4 in) over 9 days, and humidity drops to 82%. For a detailed look at the weather in June, you can visit Sisimiut weather in June.
April and July exhibit contrasting weather conditions that reflect the gradual shift from winter to summer. In April, temperatures range from a frosty -20°C (-3°F) at night to a mild 5°C (42°F) during the day, with an average of -6°C (21°F). This month experiences significant humidity at 89% and receives about 51 mm (2.0 in) of precipitation over approximately 10 days. In contrast, July sees much milder conditions, with temperatures varying from a low of -1°C (31°F) to a high of 14°C (57°F), averaging 6°C (43°F). The humidity decreases to 81%, and precipitation increases to 80 mm (3.2 in) over 11 days. For more detailed information, you can check out Sisimiut weather in July.
April and August present contrasting weather patterns in terms of temperature and precipitation. In April, temperatures range from a chilly minimum of -20°C (-3°F) to a maximum of 5°C (42°F), with an average temperature of -6°C (21°F). The month sees around 51 mm (2.0 in) of precipitation over approximately 10 days, accompanied by high humidity levels of 89%. In contrast, August experiences milder temperatures, with a minimum of 2°C (35°F), an average of 7°C (44°F), and a maximum of 13°C (56°F). This month also witnesses slightly higher precipitation levels, totaling 66 mm (2.6 in) across about 11 days, while maintaining the same humidity of 89%. For more detailed information, you can refer to Sisimiut weather in August.
April and September in Sisimiut present distinct weather patterns, reflective of the transition between winter and early autumn. In April, temperatures range from a chilling minimum of -20°C (-3°F) to a maximum of 5°C (42°F), with an average of -6°C (21°F). The month typically experiences 51 mm (2.0 in) of precipitation over 10 days, accompanied by high humidity at 89%. In contrast, September offers a milder climate with minimum temperatures around -4°C (25°F) and maximums reaching 9°C (49°F), averaging 3°C (37°F). Precipitation slightly increases to 53 mm (2.1 in) across the same number of rainy days, coupled with a slightly lower humidity level of 85%. For more detailed insights, you can check Sisimiut weather in September.
April and October exhibit distinct differences in weather patterns, reflecting the transition between winter and winter's departure. In April, temperatures range from a chilling minimum of -20°C (-3°F) to a maximum of 5°C (42°F), with an average temperature of -6°C (21°F). The month experiences around 51 mm (2.0 in) of precipitation over approximately 10 days and maintains high humidity at 89%. In contrast, October features slightly milder conditions, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 7°C (44°F) and an average of -1°C (30°F). Precipitation increases to 75 mm (2.9 in) over about 11 days, accompanied by a humidity level of 86%. The overall trend indicates that while both months are cold and wet, October is generally warmer and wetter than April. For further details, you can check Sisimiut weather in October.
In comparing the weather patterns of April and November, it's clear that both months experience similar average temperatures, hovering around -6°C (21°F). However, April typically sees slightly colder minimum temperatures, dipping to -20°C (-3°F), compared to November's minimum of -15°C (5°F). Precipitation levels are notably higher in November, with 75 mm (3.0 in) over 14 days, while April receives 51 mm (2.0 in) across 10 days. Despite the differences in precipitation, both months share a high humidity level of 89%. For a more detailed look at the weather in November, you can explore Sisimiut weather in November.
April and December both experience cold temperatures, with December being slightly milder on average. In April, temperatures range from a minimum of -20°C (-3°F) to a maximum of 5°C (42°F), whereas December has a minimum temperature of -16°C (4°F) and a similar maximum of 5°C (41°F). Precipitation levels are higher in December, totaling 70 mm (2.8 in) over 14 days, compared to April's 51 mm (2.0 in) over 10 days. Humidity is consistently high in both months, with April at 89% and December slightly higher at 90%. For more detailed information, you can refer to Sisimiut weather in December.
As April unfolds in Sisimiut, the transition from the bitter chill of winter begins to emerge, but temperatures still remain crisp and unpredictable. Unlike the harsher depths of winter, where biting cold reigns supreme, April showcases a slight warming trend, with average temperatures inching up, though still significantly below freezing. This month also experiences a moderate amount of precipitation, which often manifests as a mix of rain and snow, contributing to a noticeable increase in humidity levels. The combination of melting snow and the occasional sun peeking through the clouds creates a unique atmosphere that hints at the upcoming vibrancy of spring. For those interested in understanding the intricacies of seasonal changes, detailed insights can be found at Sisimiut Climate.