Kulusuk Weather in September
September in Kulusuk averages 6°C (43°F) during the day and 2°C (36°F) at night. Quite a bit of rainfall is typical this month, with around 153 mm (6 in) on average. An umbrella is a good idea.
Rainfall in Kulusuk in September
Typically, you can expect about 11 days of rain this month, with 153 mm (6 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Kulusuk in September
If you're visiting Kulusuk in September, expect highs of 6°C (43°F) and overnight lows around 2°C (36°F). September is part of the summer season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights drop to 2°C (36°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Kulusuk in September
The area experiences a moderate amount of sunshine, with approximately 142 hours of sunlight expected. This means a decent mix of sun and overcast.
Wind Speed in Kulusuk in September
Average wind conditions reach 1 m/s (2 knots) in September. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.
Average water temperature in September
The water sits at 3°C (37°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.For more travel ideas, our weather planner can help you explore destinations around the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Greenland, check out our Kulusuk's climate page.
Kulusuk Temperature in September
Min Temperature
2°C (36°F)
Max Temperature
6°C (43°F)
Water Temperature
3°C (37°F) *
Chance of Rain
38%
Precipitation
153 mm (6 in)
Rainy days
11 days
Humidity
77% *
Windspeed
1 m/s (2 knots) *
Sunshine
142 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kulusuk typically drop from around 8°C (46°F) at the start of September to approximately 5°C (41°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 4°C (39°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Kulusuk in September
Browse day-by-day weather records for Kulusuk spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kulusuk historical weather extremes in September
The extremes listed below come from historical weather data collected in Kulusuk from 1976 through 2025.
- On September 1, 1976, temperatures climbed to 18°C (64°F), marking the warmest September day on record.
- The coldest September day was on September 29, 1990, with a maximum of -3°C (27°F).
- Nighttime temperatures dropped to -6°C (21°F) on September 30, 1986, marking the coldest September night on record.
- Peak precipitation in September occurred on September 8, 2002, when 66 mm (2.6 in) of precipitation was measured.
Best Places in Greenland in September
Find out more about the weather in Greenland and which places have the best travel conditions in this month. See all of Greenland in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Kulusuk in September
Cold weather calls for smart layering in September. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Expect water temperatures of around 3°C (37°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Kulusuk in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Greenland, check out our Kulusuk's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Kulusuk climate overview or explore weather in Greenland.
