Spring (March–May): Average 50–66°F, mild climate but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing (e.g., cherry blossoms, subject to actual blooming conditions). Recommended clothing: Light jacket, long-sleeved shirt, and umbrella.
Summer (June–August): Average 73–83°F, hot and humid, with concentrated rainfall in June, decreasing afterwards. Common activities: Outdoor swimming, camping (please check the weather forecast). Recommended clothing: Light and breathable clothing, sun hat, and sunscreen.
Autumn (September–November): Average 64–77°F, comfortable and pleasant climate, with relatively high rainfall in September. Common activities: Hiking, maple leaf viewing (subject to actual leaf color change). Recommended clothing: Comfortable long-sleeved shirt and light jacket.
Winter (December–February): Average 40–44°F, cold and dry, with low rainfall. Common activities: Indoor activities, hot spring trips. Recommended clothing: Warm jacket, scarf, hat, and gloves.
Okegawa climatological average
Annual average temperature: approx. 61.7°F / Annual rainfall: approx. 1517 mm / Summer humidity: 70%–80% / Rainiest month: June
Okegawa monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
40.3°F
32.5
February
42.1°F
59.1
March
50.2°F
135.7
April
60.3°F
155.4
May
66°F
159.7
June
73.4°F
244.5
July
82.6°F
146.7
August
83.1°F
131.9
September
77.9°F
222.3
October
64.4°F
118.4
November
55.4°F
82.5
December
44.2°F
28.5
Okegawa weather for the next seven days
12/22
Monday
Patchy rain nearby
52.1°F/44.3°F
12/23
Tuesday
Partly Cloudy
49.3°F/40.5°F
12/24
Wednesday
Moderate rain
46.1°F/44.5°F
12/25
Thursday
Moderate rain
52.1°F/47.2°F
12/26
Friday
Patchy rain nearby
51.9°F/39.5°F
12/27
Saturday
Sunny
43.5°F/36.6°F
12/28
Sunday
Moderate rain
40.6°F/35.6°F
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