Kōchi Weather in January
January in Kōchi brings very low temperatures, with highs of 2°C (36°F) and nights dropping to -6°C (21°F). Rainfall is on the higher side this month, averaging around 143 mm (5.6 in), so keep a rain jacket handy.
Rainfall in Kōchi in January
Snow/rain is expected on roughly 22 days, totalling around 143 mm (5.6 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Kōchi in January
January in Kōchi sees highs of 2°C (36°F) and lows of -6°C (21°F) overnight. The month of January belongs to the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. Nights are well below freezing at -6°C (21°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.
Sunshine in Kōchi in January
The days are predominantly sunny, with an estimated total of around 192 hours of sunshine. Despite the cool temperatures, these sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.January in Kōchi can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Kōchi's climate page.
Kōchi Temperature in January
Min Temperature
-6°C (21°F)
Max Temperature
2°C (36°F)
Chance of Rain
72%
Precipitation
143 mm (5.6 in)
Rainy days
22 days
Humidity
61%
Sunshine
192 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Kōchi typically stay consistent throughout January, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -4°C (25°F) to -2°C (28°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 Kōchi in January
Browse day-by-day weather records for Kōchi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kōchi historical weather extremes in January
The extremes listed below come from historical weather data collected in Kōchi from 1976 through 2025.
- The hottest January day on record in Kōchi reached 16°C (61°F) (January 9, 1979).
- The coldest January day was on January 10, 1999, with a maximum of -6°C (21°F).
- The lowest overnight temperature recorded in January was -13°C (9°F) (January 15, 2014).
- Peak precipitation in January occurred on January 22, 2005, when 66 mm (2.6 in) of precipitation was measured.
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 →
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What to Wear in Kōchi in January
Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Kōchi 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 Kōchi's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kōchi climate overview or explore weather in Japan.
