5-day weather forecast Prague 21-05-2026
Weather forecast Prague today 21.05.2026: partly cloudy, temperature from 9 °C to 20 °C.
Precipitation probability 100%. Wind up to 3.61 m/s (gusts 4.61 m/s). Air humidity 53–93%, atmospheric pressure 770–772 mm Hg, UV index up to 7.
Sunset 20:50
Moonrise 09:34 · Moonset 01:15
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 11 °C | 100% (0.06 mm/hr) | 54% | 89% | 770 mm Hg | W 263° 2 (4.19) m/s | 0 |
| 01:00 |  Partly cloudy | 10 °C | 0% | 45% | 91% | 770 mm Hg | W 266° 2.11 (4.42) m/s | 0 |
| 02:00 | Partly cloudy | 10 °C | 0% | 27% | 92% | 770 mm Hg | W 259° 2 (4.19) m/s | 0 |
| 03:00 | Partly cloudy | 10 °C | 0% | 45% | 92% | 770 mm Hg | WSW 254° 2.11 (4.42) m/s | 0 |
| 04:00 |  Clear | 9 °C | 0% | 17% | 93% | 771 mm Hg | WSW 253° 2.19 (4.61) m/s | 0 |
| 05:00 | Partly cloudy | 9 °C | 0% | 40% | 93% | 771 mm Hg | WSW 247° 1.89 (4) m/s | 0 |
| 06:00 |  Partly cloudy | 9 °C | 0% | 40% | 92% | 771 mm Hg | WSW 255° 1.89 (3.94) m/s | 0.1 |
| 07:00 | Partly cloudy | 12 °C | 0% | 30% | 86% | 771 mm Hg | WSW 258° 1.61 (2.39) m/s | 0.3 |
| 08:00 |  Sunny | 14 °C | 0% | 19% | 78% | 772 mm Hg | W 277° 2.11 (2.56) m/s | 0.4 |
| 09:00 | Sunny | 16 °C | 0% | 17% | 73% | 771 mm Hg | WNW 290° 2.61 (3) m/s | 1 |
| 10:00 | Partly cloudy | 17 °C | 0% | 50% | 67% | 771 mm Hg | WNW 294° 3.19 (3.67) m/s | 3.4 |
| 11:00 |  Patchy rain possible | 18 °C | 62% (0.01 mm/hr) | 86% | 63% | 771 mm Hg | WNW 301° 3.61 (4.14) m/s | 2.8 |
| 12:00 | Patchy rain possible | 19 °C | 74% (0.04 mm/hr) | 95% | 59% | 771 mm Hg | NW 309° 3.39 (3.92) m/s | 4.6 |
| 13:00 | Patchy rain possible | 20 °C | 81% (0.05 mm/hr) | 95% | 55% | 771 mm Hg | NW 319° 3.39 (3.92) m/s | 7 |
| 14:00 |  Cloudy | 20 °C | 0% | 63% | 54% | 770 mm Hg | NNW 329° 3.19 (3.67) m/s | 6.4 |
| 15:00 | Cloudy | 20 °C | 0% | 84% | 55% | 770 mm Hg | NNW 328° 2.61 (3.25) m/s | 4 |
| 16:00 | Partly cloudy | 20 °C | 0% | 53% | 56% | 770 mm Hg | NW 318° 2.31 (2.83) m/s | 5 |
| 17:00 | Cloudy | 20 °C | 0% | 74% | 53% | 770 mm Hg | NW 321° 2.61 (3.14) m/s | 5 |
| 18:00 |  Overcast | 20 °C | 0% | 100% | 55% | 770 mm Hg | NNW 330° 2.61 (3.36) m/s | 5 |
| 19:00 | Patchy rain possible | 20 °C | 68% (0.02 mm/hr) | 82% | 63% | 770 mm Hg | NNW 337° 2.19 (3.19) m/s | 4 |
| 20:00 | Patchy rain possible | 17 °C | 70% (0.01 mm/hr) | 82% | 70% | 770 mm Hg | NNW 337° 2.11 (4.28) m/s | 4 |
| 21:00 | Partly cloudy | 15 °C | 0% | 34% | 76% | 771 mm Hg | NNW 340° 1.81 (3.78) m/s | 0 |
| 22:00 | Partly cloudy | 14 °C | 0% | 33% | 80% | 771 mm Hg | NNW 342° 1.5 (3.14) m/s | 0 |
| 23:00 | Clear | 13 °C | 0% | 19% | 82% | 772 mm Hg | NNW 336° 1.31 (2.72) m/s | 0 |
Frequently asked questions about the weather in Prague
Today in Prague the temperature ranges from 9 °C to 20 °C, wind up to 3.61 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Prague today is 100%. View the full multi-day forecast above to see the rain chances for each upcoming day.
The wind speed in Prague today reaches up to 3.61 m/s with gusts up to 4.61 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Prague today ranges from 53% to 93%. View the humidity chart above for hourly details.
The UV index in Prague today reaches up to 7. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Prague today ranges from 770 to 772 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Prague today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
Prague on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.