Sisimiut in september: average Weather, Temperature and Climate
Weather in Sisimiut in september 2025
The weather in Sisimiut in september comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
very bad weather 132.2cm
Weather at 6am
38°F
Partly Cloudy
29% of time
20%
20%
18%
Weather at 12pm
41°F
Partly Cloudy
34% of time
22%
16%
16%
Weather at 6pm
40°F
Partly Cloudy
27% of time
24%
18%
16%
Weather at 3am
38°F
28%
21%
21%
17%
Evolution of daily average temperature and precipitation in Sisimiut in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Sisimiut in september.
The climate of Sisimiut in september is very bad
the weather in Sisimiut in september is rather dry (with 2.2in of rainfall over 4 days). The weather is better from the previous month since in august it receives an average of 3in of precipitation over 5 days.
The climate is quite more than very fresh around this city the month of september. Do not forget to take with you warm clothes! The thermometer averaged maximum of 41°F. The minimum is 38°F. Thus, the mean temperature average on this month of september in Sisimiut is 40°F. These temperatures are far removed from those records observed in Sisimiut in the month of september with a maximum record of 54°F in 2010 and a minimum record of 23°F in 2021.
On this month of september, day length in Sisimiut is generally 13:09. The sun rises at 05:54 and sunset is at 19:03.
Seasonal average climate and temperature of Sisimiut in september
Check below seasonal norms These statistics are set from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 40°F | ||||
| Highest temperature | 41°F | ||||
| Lowest temperature | 38°F | ||||
| Highest record temperature | 54°F (2010) | ||||
| Lowest record temperature | 23°F (2021) | ||||
| Number of days at -32°F | 4 day(s) (13%) | ||||
| Sea temperature | |||||
| Average sea temperature | 40°F | ||||
| Lowest sea temperature | 37°F | ||||
| Highest sea temperature | 43°F | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 32°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.2in | ||||
| Number of days with rainfall | 4 day(s) (13%) | ||||
| Record daily rainfall | 1.9in (2017) | ||||
| Snowfall | 132.2cm | ||||
| Other climate data | |||||
| Humidity | 80% | ||||
| Visibility | 8.9km | ||||
| Cloud cover | 55% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:54 | ||||
| Time of sunset | 19:03 | ||||
| Length of day | 13:09 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last september?
Here is the day by day recorded weather in Sisimiut in september 2024:
38°F to 40°F
38°F to 41°F
38°F to 41°F
41°F to 41°F
40°F to 41°F
38°F to 41°F
38°F to 40°F
36°F to 38°F
36°F to 38°F
40°F to 41°F
40°F to 41°F
40°F to 41°F
40°F to 40°F
40°F to 40°F
38°F to 40°F
36°F to 38°F
34°F to 36°F
36°F to 38°F
36°F to 38°F
36°F to 40°F
40°F to 41°F
43°F to 43°F
43°F to 45°F
40°F to 41°F
41°F to 41°F
40°F to 41°F
40°F to 40°F
40°F to 41°F
40°F to 41°F
38°F to 40°F
Map: other cities in Greenland in september
Cities near Sisimiut:
| Maniitsoq in september | very bad weather |
| Aasiaat in september | very bad weather |
| Qasigiannguit in september | very bad weather |
| Ilulissat in september | very bad weather |
| Nuuk in september | very bad weather |
| Paamiut in september | very bad weather |
| Upernavik in september | very bad weather |
| Tasiilaq in september | very bad weather |
| Narsaq in september | very bad weather |
| Qaqortoq in september | very bad weather |
| Illoqortormiut in september | very bad weather |
Click over cities on the map for information about the weather in september.
Sisimiut
perfect weather
good
tolerable
bad
very bad
Weather data for Sisimiut in september:
Weather data for Sisimiut for september are derived from an average of the weather forecast since 2009 in Sisimiut. There is a margin of error and these forecasts are to be considered as general information only. The weather in Sisimiut can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Sisimiut.