Finland · 1991–2020 normal
Länsisatama in
January.
Typical January weather in Länsisatama: -0.8°C by day, -5.6°C at night, 53 mm of rain over 11.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Comfort score 5 this month (July leads the year at 85). Daylight is calculated as 6 h 37 from latitude 60.16°. Open-water sea temperature is 2.1°C (4 km from the place centre).
Event window
Long northern nights in January
At 60.2° the calculated mid-month daylight is 6 h 37. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in January. Typical nights are -5.6°C.
Event window
Frost-level nights in January
The measured night-time normal is -5.6°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 11962457
- NOAA station
- FI000000304 · HELSINKI KAISANIEMI AWS
- Station distance
- 2.3 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.
From evidence to a booked trip
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