Russia · 1991–2020 normal
Seymchan in
December.
Typical December weather in Seymchan: -31.6°C by day, -39.1°C at night, 23 mm of rain over 8 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-31.6°C
Typical low-39.1°C
Rain23 mm
Wet days8
Comfort score 5 this month (July leads the year at 83). Daylight is calculated as 4 h 48 from latitude 62.93°.
Event window
Long northern nights in December
At 62.9° the calculated mid-month daylight is 4 h 48. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -39.1°C.
Event window
Frost-level nights in December
The measured night-time normal is -39.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 2121373
- NOAA station
- RSM00025703 · SEJMCHAN
- Station distance
- 2.1 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.