Hakone Weather in January
Thinking of visiting Hakone in January? Expect low temperatures reaching 9°C (48°F) during the day, dropping to 2°C (36°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Hakone in January
The climate data from previous years indicates about 10 days of rain, averaging 103 mm (4.1 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Hakone in January
January in Hakone sees highs of 9°C (48°F) and lows of 2°C (36°F) overnight. Winter occurs in January. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. The city often sees its mildest temperatures during January.If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Hakone. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Hakone's climate page.
Hakone Temperature in January
Min Temperature
2°C (36°F)
Max Temperature
9°C (48°F)
Chance of Rain
33%
Precipitation
103 mm (4.1 in)
Rainy days
10 days
Humidity
58% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Hakone typically stay consistent throughout January, with daily highs averaging around 9°C (48°F). Nights are very cold, with lows typically ranging from -2°C (28°F) to 1°C (34°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Hakone in January
Browse day-by-day weather records for Hakone spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hakone historical weather extremes in January
Based on weather observations in Hakone between 1976 and 2025, these are the recorded extremes during January.
- On January 7, 2000, temperatures climbed to 20°C (68°F), marking the warmest January day on record.
- Hakone experienced its chilliest January day on January 10, 1999, reaching only 0°C (32°F).
- The wettest January day on record brought 63 mm (2.5 in) of precipitation to Hakone (January 21, 2002).
Best Places in Japan in January
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Hakone in January
We recommend to layer up for chilly conditions in Hakone in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Hakone in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Hakone's climate page.
See the full Hakone climate overview or explore weather in Japan.
