Last updated: August 21, 2025
In October, Ilulissat, Greenland experiences a remarkable transition, with temperatures ranging from a maximum of 11°C (52°F) to a chilling minimum of -23°C (-10°F), yielding an average of -4°C (25°F). This month also brings 38 mm (1.5 in) of precipitation spread across 7 days, creating a damp atmosphere with humidity levels peaking at 89%. Visitors can expect a blend of brisk air and occasional rain, making October a unique time to explore the stunning landscapes and dynamic weather of this enchanting Arctic town.
As October rolls into Ilulissat, Greenland, the temperatures reflect the transition into late autumn with minimums plummeting to -23°C (-10°F) and averages hovering around -4°C (25°F). This month serves as a pivotal point, bridging the relatively milder temperatures of September, where averages were a chilly 1°C (35°F), to the even harsher conditions that November brings. Though the crisp air still allows for a maximum of 11°C (52°F), the decline marks a significant shift, preparing residents and visitors alike for the looming winter months ahead. The landscape transforms, with frosty mornings becoming the norm, painting a stunning icy canvas that showcases nature's resilience against the cold.
In October, Ilulissat, Greenland experiences a noteworthy transition as autumn deepens, bringing 38 mm (1.5 in) of precipitation over about 7 days. This amount demonstrates a slight decrease from September's 40 mm, reflecting a trend of tapering precipitation as the region shifts towards the harsher winter months. October’s precipitation, while substantial, is a precursor to the drier conditions that follow in November, which sees 29 mm over the same number of days. As the season progresses, the landscape transforms under a blanket of crisp air and the diminishing moisture, highlighting the cyclical rhythm of this Arctic environment.
In October, Ilulissat experiences a notable transition in its humidity levels, averaging around 89%. This figure reflects a slight increase from the preceding months of August and September, which had humidity levels of 90% and 87%, respectively. The approaching winter months signal a gradual rise in humidity, with November maintaining a consistent 90%. Overall, the data suggests that Ilulissat retains high humidity throughout most of the year, particularly during the spring and early winter, creating a moist atmosphere that characterizes its unique Arctic landscape. This steady trend underscores the region's climatic consistency, even as the temperature begins to drop into the colder months.
As October rolls into Ilulissat, Greenland, residents and visitors can expect a low UV Index of 1, reminiscent of the earlier months of the year, notably January and February, where the risk of sunburn remains minimal. With a burn time of 45 minutes, October's sun presents a gentle reminder of the diminishing daylight as the year progresses. Following a brief peak during summer months, when the UV Index reached 5 in June, the trend demonstrates a decline in sun intensity as winter approaches. For those curious about UV exposure levels throughout the year, the data reflects a consistent pattern of lower indices from late fall to early spring. For detailed insights, check out Ilulissat UV Index.
UV Risk Categories
As October unfolds in Ilulissat, Greenland, the days gradually shorten, yielding a modest 170 hours of sunshine. This marks a significant drop from the vibrant summer months, which boast over 400 hours, and signals the onset of a long, dim winter ahead. The gradual transition from the marvelous brightness of June and July to the meager light of November showcases the dramatic shift in the Arctic climate. While the sun dips below the horizon for good by December, October offers a last glimpse of autumnal brilliance, enticing visitors to enjoy the lingering daylight before embracing the darkness of winter.
In October, Ilulissat, Greenland, experiences a moderate 42% chance of sunny weather, indicating a shift toward brighter days compared to the earlier months. As autumn takes hold, the likelihood of sunshine slightly dips from September's peak of 58%, yet remains significantly higher than the mid-winter months. This trend showcases a blend of waning daylight and lingering warmth, as the region transitions into its colder season. While not the sunniest month of the year, October still offers a decent opportunity for visitors to enjoy the stunning landscapes under clear skies, making it a captivating time to explore Ilulissat’s natural beauty.
As the year progresses in Ilulissat, Greenland, daylight varies dramatically, creating a fascinating rhythm of light and dark. After basking in nearly 24 hours of sunlight during the summer months, October ushers in a notable shift, with daylight decreasing to just 8 hours. This decline continues into November, where daylight is further reduced to 6 hours, signaling the approach of winter's long nights. The transition from the bright days of May and June to the dimming light of October illustrates the Arctic's stunning seasonal contrast, enticing visitors to experience its unique beauty and the serene twilight that envelopes the landscape as autumn settles in.
As the October wind sweeps through Ilulissat, Greenland, it carries a gentle whisper with an average speed of 2.6 m/s (6 mph), reflecting a notable consistency in the region's breezy patterns. This month, like many others throughout the year, maintains a calm demeanor, slightly less than the brisk gusts of November which pick up to 2.7 m/s. Observing the data, we see a subtle yet evident trend: the wind speeds peak during the winter months, particularly in December at 3.6 m/s (8 mph), while the summer months offer a respite with quieter breezes, notably in August where it dips to 2.3 m/s (5 mph). This rhythmic ebb and flow of the wind not only shapes the natural landscape but also sets the tone for the tranquil beauty that defines Ilulissat during this time of year.
Weather in Ilulissat varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Ilulissat, focusing on differences in temperature, rainfall, humidity, and UV levels.
October's weather in Ilulissat contrasts sharply with January's frigid conditions. In October, temperatures range from a minimum of -23°C (-10°F) to a maximum of 11°C (52°F), with an average of -4°C (25°F). The month experiences about 38 mm (1.5 in) of precipitation over seven days, coupled with a humidity level of 89%. In comparison, January sees even colder temperatures, with a minimum of -31°C (-24°F) and an average of -16°C (4°F), peaking at just 7°C (44°F). Precipitation drops to 19 mm (0.7 in) over five days, with a slightly higher humidity level of 90%. For those curious about more specific weather details, check out Ilulissat weather in January.
October and February present markedly different weather conditions, highlighting the transition between autumn and deep winter. In October, temperatures typically range from a minimum of -23°C (-10°F) to a maximum of 11°C (52°F), with an average of -4°C (25°F). The month sees about 38 mm (1.5 in) of precipitation over 7 days, accompanied by relatively high humidity at 89%. In contrast, February is significantly colder, with temperatures dropping to a minimum of -34°C (-30°F) and an average of -18°C (0°F), peaking at 0°C (33°F). Precipitation is much lighter in February, averaging only 9 mm (0.4 in) over just 2 days, with a slightly lower humidity of 86%. For more details on February weather conditions, visit Ilulissat weather in February.
October and March offer contrasting weather experiences. In October, temperatures range from a minimum of -23°C (-10°F) to a pleasant average of -4°C (25°F) and can peak at 11°C (52°F), with precipitation totaling 38 mm (1.5 in) over about 7 days, all while maintaining a humidity level of 89%. In contrast, March presents a harsher climate with colder temperatures, hitting a minimum of -35°C (-30°F) and an average of -15°C (5°F), only rising to a maximum of 5°C (41°F). The precipitation drops to 19 mm (0.7 in) over just 4 days, with humidity slightly higher at 91%. For more details about the specifics of March weather in this region, check out Ilulissat weather in March.
In October, temperatures begin to cool down, with a minimum of -23°C (-10°F) and an average of -4°C (25°F), while highs can reach up to 11°C (52°F). The month sees around 38 mm (1.5 in) of precipitation over about 7 days, accompanied by a relatively high humidity of 89%. In contrast, April experiences slightly colder temperatures, with a minimum of -26°C (-14°F) and an average of -6°C (21°F), though it maintains the same maximum of 11°C (52°F). Precipitation is lower at 28 mm (1.1 in) over the same number of days, and humidity is marginally reduced to 87%. For more detailed information about conditions in April, you can check out Ilulissat weather in April.
October and May present distinctly different weather patterns, showcasing the transition between seasons. In October, temperatures can drop to a chilling minimum of -23°C (-10°F), with an average temperature hovering around -4°C (25°F) and a maximum reaching 11°C (52°F). The month also experiences significant precipitation, averaging 38 mm (1.5 in) over about 7 days, coupled with high humidity at 89%.
In contrast, May marks a gradual warming trend with minimum temperatures around -17°C (1°F), an average of 1°C (34°F), and maximums soaring to 19°C (66°F). Precipitation is notably lower at 13 mm (0.5 in) across just 3 days, and humidity remains relatively high at 87%. For a closer look at what to expect, check out Ilulissat weather in May.
October and June present strikingly different weather conditions. In October, temperatures plummet with a minimum of -23°C (-10°F) and an average of -4°C (25°F), reaching a maximum of just 11°C (52°F). The month is characterized by higher precipitation, averaging 38 mm (1.5 in) over about 7 days, coupled with high humidity at 89%. In contrast, June offers a milder climate with a minimum of -1°C (30°F), an average of 8°C (46°F), and a maximum reaching 22°C (72°F). Rainfall is lighter in June, totaling 24 mm (0.9 in) over approximately 5 days, and the humidity is slightly lower at 84%. For more details on conditions during June, visit Ilulissat weather in June.
When comparing the weather in October to that in July, it is evident that October is significantly colder, with average temperatures around -4°C (25°F) compared to July's average of 10°C (50°F). The maximum temperature in October reaches only 11°C (52°F), while July enjoys much warmer highs of up to 23°C (73°F). Precipitation is slightly lower in October, at 38 mm (1.5 in), compared to July's 52 mm (2.1 in), although both months experience rain on about 7 days. Additionally, October has a higher humidity level at 89%, making it feel cooler, while July's humidity at 82% contributes to a warmer, more comfortable climate. For more details on July weather, you can visit Ilulissat weather in July.
October and August present contrasting weather conditions. In October, temperatures dip significantly, with a minimum of -23°C (-10°F) and an average of -4°C (25°F), while the maximum reaches only 11°C (52°F). On the other hand, August offers much warmer temperatures, ranging from a minimum of -1°C (31°F) to a pleasant maximum of 24°C (76°F) and an average of 8°C (47°F). October also sees increased precipitation, with 38 mm (1.5 in) across 7 days, compared to August's 52 mm (2.1 in) over 8 days. Both months have high humidity levels, with October at 89% and August slightly higher at 90%. For more detailed weather information, you can visit Ilulissat weather in August.
In comparing the weather of October and September, notable differences emerge. October experiences a wider temperature range, with minimum temperatures dipping to -23°C (-10°F) and an average of -4°C (25°F), while September shows milder conditions, with minimums around -13°C (10°F) and an average of 1°C (35°F). Both months see similar precipitation levels, with October receiving 38 mm (1.5 in) over 7 days compared to September's 40 mm (1.6 in) over 9 days. Humidity remains relatively high in both months, increasing slightly in October at 89% compared to 87% in September. For more detailed insights on September's climate, you can check Ilulissat weather in September.
October and November bring notably cold temperatures, but November is generally colder overall. In October, temperatures range from a minimum of -23°C (-10°F) to a maximum of 11°C (52°F), with an average of -4°C (25°F). November sees even lower temperatures, dipping to a minimum of -27°C (-16°F) and averaging -10°C (14°F), while the maximum only reaches 9°C (48°F). Precipitation is slightly lower in November at 29 mm (1.2 in), compared to 38 mm (1.5 in) in October, with both months experiencing precipitation on 7 days. Humidity remains high in both months, with November slightly edging out at 90% compared to October's 89%. For more detailed weather information for November, visit Ilulissat weather in November.
In October, temperatures in Ilulissat range from a chilly minimum of -23°C (-10°F) to a more moderate maximum of 11°C (52°F), with an average of -4°C (25°F). The month sees about 38 mm (1.5 in) of precipitation over 7 days and maintains a high humidity level of 89%. In contrast, December brings even colder conditions, with temperatures dipping to a minimum of -27°C (-17°F) and a maximum of 7°C (44°F), averaging -11°C (12°F). During this month, precipitation decreases slightly to 26 mm (1.0 in), while humidity remains relatively stable at 87%. For more detailed information, you can check Ilulissat weather in December.
October in Ilulissat marks a notable transition as temperatures begin to plunge and winter sharply approaches. With an average chill settling around -4°C (25°F), the month often feels starkly colder compared to the milder days of September. The increase in precipitation, coupled with high humidity levels, adds to the crisp atmosphere, resulting in frequent rain or snow showers on about seven days throughout the month. This unique blend of conditions sets October apart from the preceding months, offering a distinct experience of Ilulissat's changing climate. For a deeper understanding of what to expect throughout the year, explore the detailed information at Ilulissat Climate.