At solar noon (12:31:32 PM) the sun reaches 29.4° above the horizon in Ostrava. Without clouds, that corresponds to a maximum UV index of about 1.9 (low). Clouds usually lower the real value; snow, sand, water and altitude can raise it.
UV index in Ostrava, next 14 days
| Date | Sun at noon | Clear-sky max | Forecast max |
|---|---|---|---|
| 29.4° | 1.9 Low | — | |
| 29.1° | 1.8 Low | — | |
| 28.7° | 1.8 Low | — | |
| 28.4° | 1.7 Low | — | |
| 28.0° | 1.7 Low | — | |
| 27.7° | 1.6 Low | — | |
| 27.3° | 1.6 Low | — | |
| 27.0° | 1.5 Low | — | |
| 26.7° | 1.5 Low | — | |
| 26.3° | 1.5 Low | — | |
| 26.0° | 1.4 Low | — | |
| 25.7° | 1.4 Low | — | |
| 25.4° | 1.3 Low | — | |
| 25.1° | 1.3 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.
High UV today? Sport sunscreen with SPF 100 stays on through sweat — essential for long outdoor activities.
View on Amazon →About Ostrava
With a population of 283,187 as of 2025, Ostrava is a city in the Czech Republic situated within the Ostrava-město region. The municipality has existed since 1267 and spans an area of 214.2 square kilometres at an elevation of 260 metres. The city is positioned on the banks of the Ostravice and Oder rivers. Notable sites located here include the Městský stadion, the Antonín Dvořák Theatre, and the University of Ostrava. International ties are maintained through twin town agreements with Gaziantep, Split, Miskolc, Dresden, and Oral. The urban landscape also incorporates the Bolt Tower, the Citerárium museum, Masarykovo náměstí, and the Miniuni miniature park.
AI-assisted description based on geographic data and editorial notes.