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Nanzan Castle

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Nanzan Castle Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Nanzan Castle year round climate

  • Spring (March–May): 8.8–17.6°C on average, mild climate, but rainfall increases gradually. March is relatively humid, and temperatures begin to rise in April. Common activities: Spring outings, flower viewing (depending on the flower species). Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): 22.3–27.4°C on average, hot and humid, with more rainfall; June is the peak of the rainy season. Common activities: Sightseeing in cool summer resorts, playing in streams (please pay attention to safety). Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): 11.9–25.4°C on average, comfortable and pleasant temperature, rainfall gradually decreases. Common activities: Mountain hiking, outdoor excursions. Recommended clothing: Comfortable long-sleeved clothing, light jacket.
  • Winter (December–February): 3.6–5.8°C on average, cold and dry, low rainfall. Common activities: Indoor activities, hot spring bathing. Recommended clothing: Warm clothing, thick jacket, scarf, gloves, hat.

Nanzan Castle climatological average

Annual average temperature: approx. 15.2°C / Annual rainfall: approx. 1508 mm / Summer humidity: 70%–80% / Rainiest month: June

Nanzan Castle monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
3.6°C
29.7
February
4.6°C
46.9
March
8.8°C
135.2
April
14.8°C
136.8
May
17.6°C
171.5
June
22.3°C
268.1
July
27.4°C
156.1
August
27.4°C
204.1
September
25.4°C
150.8
October
17.3°C
106.1
November
11.9°C
84.8
December
5.8°C
18

Nanzan Castle weather for the next seven days

4/3
Friday
Sunny
18.2°C/2.5°C
4/4
Saturday
Moderate rain
14.9°C/6.5°C
4/5
Sunday
Partly Cloudy
20.3°C/9.2°C
4/6
Monday
Patchy rain nearby
21.5°C/8.3°C
4/7
Tuesday
Patchy rain nearby
17.6°C/7.3°C
4/8
Wednesday
Sunny
16.1°C/3.5°C
4/9
Thursday
Partly Cloudy
19.1°C/4.4°C