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Ainan
Ainan Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Ainan year round climate
- Spring (March–May): 12.8–19.6°C on average, mild and rainy, with increasing rainfall. Common activities: flower viewing, outdoor walks. Suggested clothing: light jacket, long-sleeved shirt.
- Summer (June–August): 23.3–28.2°C on average, hot and humid, with the most rainfall in June. Common activities: beach activities, visits to summer resorts. Suggested clothing: light and breathable clothing, sun hat.
- Autumn (September–November): 20.4–15.9°C on average, comfortable climate, with decreasing rainfall. Common activities: hiking, maple viewing (depending on the situation). Suggested clothing: comfortable long-sleeved shirt, light jacket.
- Winter (December–February): 9.3–8.0°C on average, lower temperatures, dry and less rain. Common activities: hot spring trips, indoor activities. Suggested clothing: warm clothing, thick jacket.
Ainan climatological average
Annual average temperature: approx. 17.8°C / Annual rainfall: approx. 1952 mm / Summer humidity: 70%–80% / Rainiest month: June
Ainan monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
8°C
55
February
8.8°C
90.2
March
12.8°C
181.4
April
17°C
199.8
May
19.6°C
243.6
June
23.3°C
324.7
July
27.6°C
197.1
August
28.2°C
176.7
September
26.4°C
287.6
October
20.4°C
76
November
15.9°C
88.3
December
9.3°C
32.2
Ainan weather for the next seven days
6/6
Saturday
Moderate rain
22.7°C/20.6°C
6/7
Sunday
Heavy rain
21.5°C/19°C
6/8
Monday
Partly Cloudy
26.1°C/18.6°C
6/9
Tuesday
Patchy rain nearby
23.7°C/17.5°C
6/10
Wednesday
Patchy rain nearby
24.1°C/17.6°C
6/11
Thursday
Sunny
25.3°C/17.2°C
6/12
Friday
Cloudy
24.4°C/15.8°C
