Spring (March–May): Average 11.1–19.3°C, mild climate but with relatively high rainfall, especially in March and April. Common activities: Flower viewing, hiking. Recommended clothing: Light jacket, long-sleeved shirt, and rain gear.
Summer (June–August): Average 23.1–28.6°C, hot and humid with relatively high rainfall. Common activities: Outdoor swimming, escaping the heat. Recommended clothing: Light and breathable clothing, a sun hat, and sunscreen.
Autumn (September–November): Average 14.2–25.9°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Maple leaf viewing, outdoor activities. Recommended clothing: Long-sleeved shirt, light jacket. Note that there is a large temperature difference between morning and evening, so keep warm.
Winter (December–February): Average 5.9–8.3°C, cold and dry climate with low rainfall. Common activities: Indoor activities such as visiting museums and art galleries. Recommended clothing: Warm jacket, scarf, hat, and gloves.
Setagaya climatological average
Annual average temperature: approx. 17.2°C / Annual rainfall: approx. 1648 mm / Summer humidity: 70%–80% / Rainiest month: June
Setagaya monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.9°C
25
February
6.8°C
63.7
March
11.1°C
148.3
April
16.2°C
143.7
May
19.3°C
186.3
June
23.1°C
253.7
July
28.3°C
156.7
August
28.6°C
206.3
September
25.9°C
217
October
18.9°C
146.7
November
14.2°C
75.7
December
8.3°C
25.8
Setagaya weather for the next seven days
4/3
Friday
Sunny
17.4°C/9.9°C
4/4
Saturday
Moderate rain
17.1°C/14.5°C
4/5
Sunday
Patchy rain nearby
20.3°C/15.1°C
4/6
Monday
Patchy rain nearby
20°C/15.3°C
4/7
Tuesday
Patchy rain nearby
18.2°C/15.9°C
4/8
Wednesday
Sunny
15.8°C/10.4°C
4/9
Thursday
Sunny
17.7°C/12.7°C
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