UV Index in Suginami-ku, Tokyo, Japan

· Asia/Tokyo

4.7
Moderate · clear-sky maximum Wednesday, October 21, 2026

At solar noon (11:26:07 AM) the sun reaches 43.7° above the horizon in Suginami-ku. Without clouds, that corresponds to a maximum UV index of about 4.7 (moderate). Clouds usually lower the real value; snow, sand, water and altitude can raise it.

☀️ Sun Safety: When the UV index is high, protect yourself with sunscreen, shade, and a hat. Values of 6 or more indicate increased sunburn risk!

UV index in Suginami-ku, next 14 days

DateSun at noonClear-sky maxForecast max
43.7° 4.7 Moderate —
43.3° 4.6 Moderate —
43.0° 4.6 Moderate —
42.6° 4.5 Moderate —
42.3° 4.4 Moderate —
41.9° 4.3 Moderate —
41.6° 4.3 Moderate —
41.2° 4.2 Moderate —
40.9° 4.1 Moderate —
40.6° 4.1 Moderate —
40.2° 4.0 Moderate —
39.9° 3.9 Moderate —
39.6° 3.9 Moderate —
39.3° 3.8 Moderate —

Clear-sky values are calculated from the sun's height at solar noon (cloud-free sky, average ozone). Forecast values from Open-Meteo include clouds and load in your browser.

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The UV index in Suginami-ku measures the intensity of ultraviolet radiation reaching the ground. Values below 3 are considered low risk, while 6 and above require sun protection such as sunscreen, sunglasses, and shade. The clear-sky value shows how strong the sun can get on each day; the forecast shows what is expected with clouds. See today's sunrise and sunset times for Suginami-ku or discover the best light for photos during the golden hour in Suginami-ku.

About Suginami-ku

Suginami-ku is a special ward located within the Tokyo Metropolis of Japan. Encompassing an area of 34.1 square kilometers, the ward has functioned as a municipality since 1947. As of 2021, the population of the area is 583,609. The Kanda River flows through the ward, which is also served by several transport hubs, including Ogikubo Station and Eifukuchō Station, an over-track railway station. The ward maintains a twin town relationship with Nayoro. Transportation infrastructure is further supported by numerous other local railway stations such as Hachimanyama, Fujimigaoka, Hamadayama, Takaido, and Kugayama.

AI-assisted description based on geographic data and editorial notes.