Finland · 1991–2020 normal
Ristiina in
December.
Typical December weather in Ristiina: -2°C by day, -7.1°C at night, 53 mm of rain over 12.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-2°C
Typical low-7.1°C
Rain53 mm
Wet days12.9
Comfort score 5 this month (July leads the year at 77). Daylight is calculated as 5 h 24 from latitude 61.51°.
Event window
Long northern nights in December
At 61.5° the calculated mid-month daylight is 5 h 24. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -7.1°C.
Event window
Frost-level nights in December
The measured night-time normal is -7.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 639248
- NOAA station
- FIE00143952 · MIKKELI LENTOASEMA
- Station distance
- 20.2 km from the place centre
- Coverage
- Good coverage · 17 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.