Svalbard and Jan Mayen · 1991–2020 normal
Longyearbyen in
December.
Typical December weather in Longyearbyen: -6.1°C by day, -12.2°C at night, 25 mm of rain over 7.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-6.1°C
Typical low-12.2°C
Rain25 mm
Wet days7.5
Comfort score 5 this month (July leads the year at 32). Daylight is calculated as none from latitude 78.22°.
Event window
Long northern nights in December
At 78.2° the calculated mid-month daylight is none. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -12.2°C.
Event window
Frost-level nights in December
The measured night-time normal is -12.2°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 2729907
- NOAA station
- SV000001008 · SVALBARD AIRPORT
- Station distance
- 5 km from the place centre
- Coverage
- Strong coverage · 27 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.