Kōchi Weather in October
Kōchi in October averages 17°C (63°F) during the day and 8°C (46°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Kōchi in October
Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 164 mm (6.5 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Kōchi in October
If you're visiting Kōchi in October, expect highs of 17°C (63°F) and overnight lows around 8°C (46°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Kōchi in October
With about 180 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June and August typically offer the best weather for Kōchi.
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 October
Min Temperature
8°C (46°F)
Max Temperature
17°C (63°F)
Chance of Rain
56%
Precipitation
164 mm (6.5 in)
Rainy days
17 days
Humidity
68%
Sunshine
180 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kōchi typically drop from around 21°C (70°F) at the start of October to approximately 16°C (61°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 14°C (57°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Kōchi in October
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 October
According to our 49 years of weather records for Kōchi, the following extremes were recorded between 1976 and 2025.
- Kōchi recorded its highest October temperature of 29°C (84°F) on October 2, 2024.
- On October 31, 2005, Kōchi saw its coldest October day with temperatures maxing out at 6°C (43°F).
- Nighttime temperatures dropped to 0°C (32°F) on October 31, 2005, marking the coldest October night on record.
Best Places in Japan in October
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Kōchi in October
Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Kōchi in October
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.
