Finland · 1991–2020 normal
Tohmajärvi in
December.
Typical December weather in Tohmajärvi: -2.9°C by day, -8.7°C at night, 62 mm of rain over 13.3 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-2.9°C
Typical low-8.7°C
Rain62 mm
Wet days13.3
Comfort score 5 this month (July leads the year at 73). Daylight is calculated as 5 h 08 from latitude 62.18°.
Event window
Long northern nights in December
At 62.2° the calculated mid-month daylight is 5 h 08. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -8.7°C.
Event window
Frost-level nights in December
The measured night-time normal is -8.7°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 634331
- NOAA station
- FIE00144202 · TOHMAJARVI KEMIE
- Station distance
- 6 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.