Spring (March–May): Average 9.6–18.1°C, mild climate but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing (such as cherry blossoms, but be mindful of rain). Recommended clothing: Light jacket, long-sleeved shirt, and rain gear.
Summer (June–August): Average 22.2–28.0°C, hot and humid, with the most rainfall in June, and relatively less in July and August. Common activities: Outdoor swimming, beach trips. Recommended clothing: Light and breathable clothing, sunscreen, and rain gear.
Autumn (September–November): Average 17.7–25.3°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Maple leaf viewing, hiking in the suburbs. Recommended clothing: Long-sleeved shirt, light jacket.
Winter (December–February): Average 4.0–7.1°C, cold and dry with low rainfall. Common activities: Indoor activities such as museum visits, hot spring bathing (requires travel to the suburbs). Recommended clothing: Warm jacket, scarf, hat, gloves.
Suginami climatological average
Annual average temperature: approx. 16°C / Annual rainfall: approx. 1709 mm / Summer humidity: 70%–80% / Rainiest month: June
Suginami monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4°C
33.2
February
5°C
67.9
March
9.6°C
153.9
April
14.9°C
166.1
May
18.1°C
190.6
June
22.2°C
275.3
July
27.5°C
145.3
August
28°C
227.3
September
25.3°C
188.7
October
17.7°C
132.8
November
12.8°C
96.8
December
7.1°C
31.2
Suginami weather for the next seven days
11/5
Wednesday
Patchy rain nearby
17.9°C/13.5°C
11/6
Thursday
Patchy rain nearby
18.1°C/13.3°C
11/7
Friday
Sunny
19.8°C/14°C
11/8
Saturday
Patchy rain nearby
15.4°C/14°C
11/9
Sunday
Patchy rain nearby
18.6°C/14.2°C
11/10
Monday
Patchy rain nearby
21.1°C/14.2°C
11/11
Tuesday
Patchy rain nearby
16.7°C/12.3°C
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