UV Index in Selby, South Dakota, United States

· America/Chicago

2.6
Low · clear-sky maximum Tuesday, October 20, 2026

At solar noon (01:24:58 PM) the sun reaches 34.0° above the horizon in Selby. Without clouds, that corresponds to a maximum UV index of about 2.6 (low). 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 Selby, next 14 days

DateSun at noonClear-sky maxForecast max
34.0° 2.6 Low —
33.6° 2.6 Low —
33.3° 2.5 Low —
32.9° 2.5 Low —
32.6° 2.4 Low —
32.2° 2.4 Low —
31.9° 2.3 Low —
31.6° 2.2 Low —
31.2° 2.2 Low —
30.9° 2.1 Low —
30.6° 2.1 Low —
30.2° 2.0 Low —
29.9° 2.0 Low —
29.6° 2.0 Low —

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 Selby 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 Selby or discover the best light for photos during the golden hour in Selby.