Finland · 1991–2020 normal
Merijärvi in
October.
Typical October weather in Merijärvi: 5.8°C by day, -0.3°C at night, 57 mm of rain over 11.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Comfort score 5 this month (July leads the year at 68). Daylight is calculated as 9 h 34 from latitude 64.30°. Open-water sea temperature is 8.2°C (18 km from the place centre).
Event window
Long northern nights in October
At 64.3° the calculated mid-month daylight is 9 h 34. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in October. Typical nights are -0.3°C.
Event window
Frost-level nights in October
The measured night-time normal is -0.3°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 646195
- NOAA station
- FIE00145212 · OULAINEN OHINEVA
- Station distance
- 22.4 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.
From evidence to a booked trip
Know the month.
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