Spring (March–May): Average 53–66°F, mild climate but with relatively high rainfall, especially in April. Common activities: Flower viewing (if suitable plants are available), outdoor walks (be mindful of weather changes). Recommended clothing: Light jacket, comfortable long pants or skirt.
Summer (June–August): Average 73–82°F, hot and humid with relatively high rainfall, most rainfall in June. Common activities: Indoor activities, visits to summer resorts. Recommended clothing: Light and breathable clothing, sun hat, rain gear.
Autumn (September–November): Average 66–78°F, comfortable climate with gradually decreasing rainfall. Common activities: Hiking, excursions, outdoor activities. Recommended clothing: Light jacket, long-sleeved shirts and pants.
Winter (December–February): Average 43–47°F, cold and dry with low rainfall. Common activities: Indoor leisure activities, onsen experiences. Recommended clothing: Warm jacket, hat, scarf, gloves.
Hayakawa climatological average
Annual average temperature: approx. 62.6°F / Annual rainfall: approx. 2182 mm / Summer humidity: 70%–80% / Rainiest month: June
Hayakawa monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
43.2°F
43.1
February
45.5°F
109.2
March
53.2°F
191.3
April
61.2°F
234
May
66°F
262.2
June
73°F
346.2
July
82.2°F
198.4
August
82.2°F
227.1
September
79°F
242.3
October
66.2°F
152.5
November
58.5°F
137.1
December
47.1°F
38.8
Hayakawa weather for the next seven days
4/9
Thursday
Patchy rain nearby
62.4°F/48.8°F
4/10
Friday
Heavy rain
60.2°F/55°F
4/11
Saturday
Sunny
69.8°F/55.4°F
4/12
Sunday
Patchy rain nearby
64.3°F/56.8°F
4/13
Monday
Partly Cloudy
66.7°F/55°F
4/14
Tuesday
Patchy rain nearby
67.4°F/55.9°F
4/15
Wednesday
Patchy rain nearby
60.7°F/58.7°F
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