Japan · 1991–2020 normal

Obirachō in
December.

Typical December weather in Obirachō: 1.3°C by day, -4.7°C at night, 133 mm of rain over 23.1 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high1.3°C
Typical low-4.7°C
Rain133 mm
Wet days23.1

Comfort score 5 this month (July leads the year at 75). Daylight is calculated as 8 h 54 from latitude 44.02°. Open-water sea temperature is 8.6°C (12 km from the place centre).

Event window

Frost-level nights in December

The measured night-time normal is -4.7°C, so frost is typical rather than exceptional this month.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 2128810
NOAA station
JA000047406 · RUMOI
Station distance
8.1 km from the place centre
Coverage
Good coverage · 16 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.