Finland · 1991–2020 normal

Pertteli in
October.

Typical October weather in Pertteli: 9.1°C by day, 2.6°C at night, 69 mm of rain over 10.5 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high9.1°C
Typical low2.6°C
Rain69 mm
Wet days10.5

Comfort score 17 this month (July leads the year at 84). Daylight is calculated as 9 h 57 from latitude 60.43°.

Event window

Long northern nights in October

At 60.4° the calculated mid-month daylight is 9 h 57. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in October. Typical nights are 2.6°C.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 642093
NOAA station
FIE00142035 · SALO KARKKA
Station distance
10.6 km from the place centre
Coverage
Good coverage · 24 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.