Is Niitsu-honchō hot in January?
Days are typically cold at 5.8°C, while nights average 0°C.
Japan · 1991–2020 normal
Typical January weather in Niitsu-honchō: 5.8°C by day, 0°C at night, 202 mm of rain over 23.1 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, January scores 5 out of 100 (June leads the year at 76). Daylight is calculated as 9 h 49 from latitude 37.80°. Open-water sea temperature is 12.3°C (23 km from the place centre).
January at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically cold at 5.8°C, while nights average 0°C.
The measured monthly average is 202 mm across about 23 wet days.
There are about 9 h 49 between sunrise and sunset at mid-month, calculated from the place latitude.
January ranks 9 of 12 in our weather comparison; June ranks first.
Event window
The measured night-time normal is 0°C, so frost is typical rather than exceptional this month.
The evidence behind this page
Next step
The weather comparison for Niitsu-honchō is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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