5-day weather forecast Prague 21-05-2026
Weather forecast Prague Thursday, May 21 21.05.2026: partly cloudy, temperature from 9 °C to 22 °C.
No precipitation expected. Wind up to 2.31 m/s (gusts 3.78 m/s). Air humidity 48–91%, atmospheric pressure 771–773 mm Hg, UV index up to 7.
Sunrise 05:08
Sunset 20:50
Sunset 20:50
Waxing Crescent24% illuminated
Moonrise 09:34 · Moonset 01:15
Moonrise 09:34 · Moonset 01:15
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Partly cloudy | 11 °C | 0% | 37% | 88% | 771 mm Hg | WSW 250° 1.31 (2.72) m/s | 0 |
| 01:00 | Partly cloudy | 10 °C | 0% | 28% | 89% | 771 mm Hg | W 259° 1.61 (3.36) m/s | 0 |
| 02:00 | Partly cloudy | 10 °C | 0% | 31% | 90% | 772 mm Hg | W 264° 1.69 (3.58) m/s | 0 |
| 03:00 | Partly cloudy | 9 °C | 0% | 46% | 90% | 772 mm Hg | W 269° 1.81 (3.78) m/s | 0 |
| 04:00 | Partly cloudy | 9 °C | 0% | 33% | 90% | 772 mm Hg | WSW 248° 1.61 (3.36) m/s | 0 |
| 05:00 |  Clear | 9 °C | 0% | 23% | 91% | 773 mm Hg | WSW 256° 1.5 (3.14) m/s | 0 |
| 06:00 |  Sunny | 9 °C | 0% | 18% | 90% | 773 mm Hg | WSW 251° 1.39 (2.94) m/s | 0.1 |
| 07:00 | Sunny | 12 °C | 0% | 21% | 84% | 773 mm Hg | WSW 239° 1.19 (1.83) m/s | 0.3 |
| 08:00 |  Partly cloudy | 14 °C | 0% | 41% | 77% | 773 mm Hg | WSW 252° 1.31 (1.61) m/s | 0.4 |
| 09:00 | Partly cloudy | 16 °C | 0% | 28% | 70% | 773 mm Hg | W 265° 1.69 (1.97) m/s | 1 |
| 10:00 | Partly cloudy | 17 °C | 0% | 31% | 64% | 773 mm Hg | WNW 292° 2 (2.31) m/s | 3.4 |
| 11:00 | Partly cloudy | 18 °C | 0% | 33% | 59% | 773 mm Hg | WNW 297° 1.81 (2.08) m/s | 2.8 |
| 12:00 | Partly cloudy | 20 °C | 0% | 34% | 55% | 773 mm Hg | NW 306° 1.89 (2.19) m/s | 4.6 |
| 13:00 | Partly cloudy | 21 °C | 0% | 40% | 51% | 772 mm Hg | NW 310° 2 (2.31) m/s | 7 |
| 14:00 | Partly cloudy | 21 °C | 0% | 30% | 49% | 772 mm Hg | NW 319° 2 (2.31) m/s | 6.4 |
| 15:00 | Partly cloudy | 22 °C | 0% | 60% | 48% | 771 mm Hg | NNW 333° 2.19 (2.53) m/s | 6 |
| 16:00 | Partly cloudy | 22 °C | 0% | 49% | 51% | 771 mm Hg | NNW 346° 2.31 (2.81) m/s | 6 |
| 17:00 | Partly cloudy | 21 °C | 0% | 49% | 56% | 771 mm Hg | N 355° 1.89 (2.61) m/s | 6 |
| 18:00 | Partly cloudy | 20 °C | 0% | 51% | 60% | 771 mm Hg | N 4° 1.39 (2.06) m/s | 6 |
| 19:00 | Partly cloudy | 20 °C | 0% | 33% | 64% | 771 mm Hg | NNE 14° 1.31 (2.08) m/s | 5 |
| 20:00 | Partly cloudy | 18 °C | 0% | 29% | 67% | 771 mm Hg | NNE 19° 1.31 (2.64) m/s | 5 |
| 21:00 | Partly cloudy | 16 °C | 0% | 30% | 72% | 772 mm Hg | NNE 23° 1.39 (2.94) m/s | 0 |
| 22:00 | Partly cloudy | 15 °C | 0% | 46% | 76% | 772 mm Hg | NNE 13° 1.39 (2.94) m/s | 0 |
| 23:00 | Clear | 14 °C | 0% | 21% | 80% | 773 mm Hg | NNE 23° 1.11 (2.31) m/s | 0 |
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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.