Greenland · 1991–2020 normal

Sisimiut in
October.

Typical October weather in Sisimiut: 3°C by day, -2.5°C at night, 62 mm of rain over 9.3 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high3°C
Typical low-2.5°C
Rain62 mm
Wet days9.3

Comfort score 5 this month (July leads the year at 42). Daylight is calculated as 9 h 13 from latitude 66.94°. Open-water sea temperature is 2.8°C (8 km from the place centre).

Event window

Long northern nights in October

At 66.9° the calculated mid-month daylight is 9 h 13. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in October. Typical nights are -2.5°C.

Event window

Frost-level nights in October

The measured night-time normal is -2.5°C, so frost is typical rather than exceptional this month.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 3419842
NOAA station
GLE00147061 · MITT. SISIMIUT
Station distance
2.2 km from the place centre
Coverage
Good coverage · 19 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.