Finland · 1991–2020 normal
Monninkylä in
December.
Typical December weather in Monninkylä: -0.7°C by day, -6.2°C at night, 54 mm of rain over 10.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-0.7°C
Typical low-6.2°C
Rain54 mm
Wet days10.9
Comfort score 5 this month (July leads the year at 82). Daylight is calculated as 5 h 45 from latitude 60.50°. Open-water sea temperature is 4.1°C (41 km from the place centre).
Event window
Long northern nights in December
At 60.5° the calculated mid-month daylight is 5 h 45. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -6.2°C.
Event window
Frost-level nights in December
The measured night-time normal is -6.2°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 645861
- NOAA station
- FIE00142266 · PORVOO JERNBOLE
- Station distance
- 11.9 km from the place centre
- Coverage
- Good coverage · 15 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.