Japan · 1991–2020 normal
Iwaizumi in
January.
Typical January weather in Iwaizumi: 5.3°C by day, -4.1°C at night, 59 mm of rain over 4.8 wet days. These are measured 1991–2020 station normals, not a forecast.
Comfort score 5 this month (June leads the year at 67). Daylight is calculated as 9 h 38 from latitude 39.85°. Open-water sea temperature is 9.6°C (28 km from the place centre).
Event window
Frost-level nights in January
The measured night-time normal is -4.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 2112543
- NOAA station
- JA000047585 · MIYAKO
- Station distance
- 26.4 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.
From evidence to a booked trip
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