Spring (March–May): Average 11.6–18.8°C, mild climate but relatively high rainfall, especially in April. Common activities: Flower viewing, hiking (bring rain gear). Recommended clothing: Light jacket, long-sleeved clothing, raincoat or umbrella.
Summer (June–August): Average 22.2–27.9°C, hot and humid, with the most rainfall in June. Be sure to take precautions against heat and rain. Common activities: Visiting summer resorts, beach activities (pay attention to typhoon warnings). Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 19.1–14.4°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Hiking, outings, viewing autumn leaves. Recommended clothing: Light jacket, long-sleeved clothing.
Winter (December–February): Average 7.3–8.1°C, cold climate with low rainfall. Common activities: Hot springs, indoor activities. Recommended clothing: Warm jacket, sweater, scarf, hat.
Hayato climatological average
Annual average temperature: approx. 17°C / Annual rainfall: approx. 2470 mm / Summer humidity: 70%–80% / Rainiest month: June
Hayato monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.4°C
67.2
February
8.1°C
127.8
March
11.6°C
220.7
April
16.1°C
278.8
May
18.8°C
262.6
June
22.2°C
570.6
July
26.4°C
280.7
August
27.9°C
216.9
September
25.2°C
154.1
October
19.1°C
111
November
14.4°C
104.6
December
7.3°C
75.8
Hayato weather for the next seven days
1/29
Thursday
Sunny
9.5°C/-1.9°C
1/30
Friday
Sunny
9.4°C/0.2°C
1/31
Saturday
Patchy rain nearby
11.4°C/-1.2°C
2/1
Sunday
Patchy rain nearby
9.7°C/2.1°C
2/2
Monday
Sunny
9.3°C/0.9°C
2/3
Tuesday
Sunny
12.9°C/2.7°C
2/4
Wednesday
Sunny
14.8°C/1.5°C
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