Spring (March–May): Average 50–66°F, mild climate with gradually increasing rainfall, starting with more rain in March. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
Summer (June–August): Average 74–85°F, hot and humid, abundant rainfall, especially in July and August. Common activities: Summer vacation, swimming, outdoor activities (pay attention to sun protection and rain). Recommended clothing: Light and breathable clothing, sun-protective clothing, rain gear.
Autumn (September–November): Average 66–57°F, comfortable and pleasant climate, decreasing rainfall. Common activities: Maple leaf viewing, outings. Recommended clothing: Long-sleeved shirts, jacket.
Winter (December–February): Average 44–42°F, cold and dry, least rainfall. Common activities: Hot springs, indoor activities. Recommended clothing: Warm clothing, thick jacket.
Ichihara climatological average
Annual average temperature: approx. 63.0°F / Annual rainfall: approx. 1656 mm / Summer humidity: 70%–80% / Rainiest month: August
Ichihara monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
41.2°F
47.4
February
43°F
72.5
March
50.9°F
131.3
April
61.5°F
182.2
May
66.7°F
199.8
June
74.7°F
248.8
July
84°F
176
August
85.1°F
254.7
September
80.8°F
127.3
October
66.4°F
105.2
November
57°F
91.9
December
45°F
19.2
Ichihara weather for the next seven days
5/9
Saturday
Patchy rain nearby
66.5°F/49.8°F
5/10
Sunday
Sunny
72.6°F/46.8°F
5/11
Monday
Sunny
75.2°F/51.1°F
5/12
Tuesday
Sunny
78.4°F/54.3°F
5/13
Wednesday
Overcast
77.2°F/55.2°F
5/14
Thursday
Sunny
80.9°F/56°F
5/15
Friday
Sunny
83.1°F/58.4°F
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