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Yamaga

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Yamaga Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Yamaga year round climate

  • Spring (March–May): Average 12.8–21.0°C, mild climate but with more rainfall, especially in March and May. Common activities: Hiking, flower viewing (such as cherry blossoms, if the blooming season aligns). Recommended clothing: Light jacket, long-sleeved shirt.
  • Summer (June–August): Average 24.5–29.9°C, hot and humid, rainfall concentrated in June and July. Common activities: Avoiding the heat, playing in streams (if there are suitable locations). Recommended clothing: Light and breathable clothing, sun hat.
  • Autumn (September–November): Average 20.4–15.1°C, comfortable and pleasant climate, reduced rainfall. Common activities: Mountain climbing, outings. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 7.6–8.3°C, cold and dry, low rainfall. Common activities: Hot spring bathing (if there are hot springs). Recommended clothing: Warm jacket, sweater, scarf.

Yamaga climatological average

Annual average temperature: approx. 18.3°C / Annual rainfall: approx. 2079 mm / Summer humidity: 70%–80% / Rainiest month: July

Yamaga monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
6.6°C
56.5
February
8.3°C
92.7
March
12.8°C
226.3
April
17.7°C
215.9
May
21°C
274
June
24.5°C
369.8
July
28.6°C
371.5
August
29.9°C
165.2
September
27.6°C
92.3
October
20.4°C
96
November
15.1°C
81.8
December
7.6°C
37.8

Yamaga weather for the next seven days

4/28
Tuesday
Patchy rain nearby
21.4°C/14.5°C
4/29
Wednesday
Patchy rain nearby
15.9°C/13.2°C
4/30
Thursday
Moderate rain
14.2°C/12.8°C
5/1
Friday
Patchy rain nearby
21.1°C/12.1°C
5/2
Saturday
Partly Cloudy
22.1°C/13°C
5/3
Sunday
Patchy rain nearby
16.5°C/14.9°C
5/4
Monday
Patchy rain nearby
19.5°C/15.9°C

Yamaga Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best times to visit Yamaga City are spring and autumn, when the weather is mild and suitable for visiting various attractions.

What are the must-see attractions?

Must-see attractions include the Kumamoto Prefectural Decorated Tumulus Museum, Tsudate Onsen and Tamana Onsen. These attractions not only provide rich cultural experiences, but also allow tourists to enjoy a leisurely hot spring life.