Spring (March-May): Average 11.4–18.8°C, mild and comfortable climate, but rainfall gradually increases, with May marking the start of the rainy season. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirts, rain gear.
Summer (June-August): Average 23.1–28.8°C, hot and humid, with significant rainfall, but rainfall decreases in August. Common activities: Swimming, water sports. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September-November): Average 19.6–26.6°C, temperatures gradually decrease, rainfall decreases. Common activities: Hiking, outings. Recommended clothing: Comfortable long-sleeved shirts, jackets.
Winter (December-February): Average 7.1–11.4°C, lower temperatures, dry and less rain. Common activities: Hot spring bathing, indoor activities. Recommended clothing: Warm clothing, thick jackets, scarves, gloves.
Kainan climatological average
Annual average temperature: approx. 17.5°C / Annual rainfall: approx. 1421 mm / Summer humidity: 75%–85% / Rainiest month: May
Kainan monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.4°C
30.5
February
7.1°C
40.4
March
11.4°C
106.1
April
16.3°C
130.7
May
18.8°C
237.6
June
23.1°C
226.9
July
28.4°C
152.4
August
28.8°C
88
September
26.6°C
169.8
October
19.6°C
120.8
November
14.7°C
92.7
December
8.6°C
25.2
Kainan weather for the next seven days
10/22
Wednesday
Moderate rain
12.8°C/11.8°C
10/23
Thursday
Partly Cloudy
19.5°C/11.6°C
10/24
Friday
Partly Cloudy
20°C/12.5°C
10/25
Saturday
Heavy rain
16.6°C/14.5°C
10/26
Sunday
Moderate rain
20.2°C/15.3°C
10/27
Monday
Patchy rain nearby
19.7°C/15.6°C
10/28
Tuesday
Sunny
16.5°C/12.4°C
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