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Nankoku

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Nankoku Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Nankoku year round climate

  • Spring (March–May): 9.9–18.4°C on average, the climate transitions from cool to warm, with increasing rainfall. Cherry blossoms bloom in March, while April and May are lush with greenery. Common activities: Cherry blossom viewing, hiking, outings. Suggested clothing: Spring jacket, long-sleeved shirts, comfortable shoes.
  • Summer (June–August): 22.2–28.2°C on average, hot and humid, with more rainfall from June to August, occasional afternoon thunderstorms. Common activities: Swimming at the beach, hiking (avoid afternoons). Suggested clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): 13.4–25.5°C on average, pleasant and comfortable climate, gradually decreasing rainfall, crisp autumn air. Common activities: Maple leaf viewing, outdoor activities. Suggested clothing: Light jacket, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): 4.4–7.5°C on average, cold and dry, with the least rainfall. Common activities: Indoor activities, hot spring bathing. Suggested clothing: Warm jacket, sweater, scarf, gloves.

Nankoku climatological average

Annual average temperature: approx. 16°C / Annual rainfall: approx. 1576 mm / Summer humidity: 70%–80% / Rainiest month: June

Nankoku monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4.4°C
34.1
February
5.3°C
68.6
March
9.9°C
134.3
April
15.1°C
157.5
May
18.4°C
191.9
June
22.2°C
238.6
July
27.4°C
116.6
August
28.2°C
196.6
September
25.5°C
182.6
October
18.2°C
136.4
November
13.4°C
90.2
December
7.5°C
29.2

Nankoku weather for the next seven days

8/4
Tuesday
Partly Cloudy
28.2°C/22.6°C
8/5
Wednesday
Patchy rain nearby
29.1°C/23.1°C
8/6
Thursday
Sunny
33°C/24.6°C
8/7
Friday
Light rain shower
29.7°C/25.1°C
8/8
Saturday
Sunny
32.9°C/24.8°C
8/9
Sunday
Sunny
30.9°C/24.2°C
8/10
Monday
Patchy rain nearby
27.6°C/23.4°C

Nankoku Frequently Asked Questions and Useful Information for Travel

When is the best travel season?

The best tourist season is usually the dry season (November to April of the following year), with moderate temperatures and low rainfall.

What are the must-see attractions?

Must-see attractions include an in-depth experience of local culture, unique museums and temples, and a wide range of water sports like snorkeling and diving.