5-day weather forecast Prague 20-05-2026
Weather forecast Prague Wednesday, May 20 20.05.2026: patchy rain possible, temperature from 10 °C to 18 °C.
Precipitation probability 100%. Wind up to 5.11 m/s (gusts 8.75 m/s). Air humidity 62–94%, atmospheric pressure 766–771 mm Hg, UV index up to 5.3.
Sunrise 05:10
Sunset 20:49
Sunset 20:49
Waxing Crescent15% illuminated
Moonrise 08:07 · Moonset 00:36
Moonrise 08:07 · Moonset 00:36
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 11 °C | 100% (0.06 mm/hr) | 100% | 89% | 766 mm Hg | WSW 257° 4.89 (8.75) m/s | 0 |
| 01:00 |  Light rain shower | 10 °C | 100% (0.23 mm/hr) | 79% | 93% | 766 mm Hg | WSW 258° 3.69 (6.33) m/s | 0 |
| 02:00 | Light rain shower | 11 °C | 100% (0.33 mm/hr) | 100% | 93% | 766 mm Hg | WSW 244° 3.61 (5.61) m/s | 0 |
| 03:00 | Patchy rain possible | 10 °C | 100% (0.15 mm/hr) | 100% | 94% | 767 mm Hg | WSW 238° 3.81 (5.64) m/s | 0 |
| 04:00 | Patchy rain possible | 10 °C | 71% (0.01 mm/hr) | 100% | 93% | 767 mm Hg | SW 236° 3.31 (5.33) m/s | 0 |
| 05:00 |  Overcast | 10 °C | 0% | 100% | 92% | 767 mm Hg | WSW 241° 3.61 (5.67) m/s | 0 |
| 06:00 |  Partly cloudy | 10 °C | 0% | 36% | 91% | 767 mm Hg | SW 229° 2.81 (4.42) m/s | 0 |
| 07:00 | Partly cloudy | 11 °C | 0% | 48% | 90% | 767 mm Hg | SW 229° 3.11 (4.31) m/s | 0.1 |
| 08:00 | Partly cloudy | 12 °C | 0% | 59% | 84% | 767 mm Hg | WSW 239° 3.69 (4.64) m/s | 0.1 |
| 09:00 |  Cloudy | 12 °C | 0% | 63% | 85% | 767 mm Hg | SW 233° 3.11 (4.11) m/s | 0.5 |
| 10:00 |  Overcast | 13 °C | 0% | 100% | 84% | 768 mm Hg | SW 235° 3 (4.03) m/s | 1.8 |
| 11:00 |  Patchy rain possible | 14 °C | 100% (0.08 mm/hr) | 94% | 76% | 768 mm Hg | WSW 250° 3.81 (4.67) m/s | 2.8 |
| 12:00 | Patchy rain possible | 14 °C | 100% (0.09 mm/hr) | 100% | 78% | 768 mm Hg | WSW 246° 4.5 (5.25) m/s | 2.4 |
| 13:00 | Patchy rain possible | 14 °C | 84% (0.01 mm/hr) | 75% | 80% | 768 mm Hg | WSW 245° 3.69 (4.86) m/s | 2.5 |
| 14:00 |  Light rain shower | 17 °C | 100% (0.37 mm/hr) | 93% | 69% | 767 mm Hg | W 262° 4.89 (5.78) m/s | 5.3 |
| 15:00 | Patchy rain possible | 16 °C | 100% (0.06 mm/hr) | 83% | 72% | 768 mm Hg | W 270° 5.11 (6.33) m/s | 2.9 |
| 16:00 | Patchy rain possible | 18 °C | 71% (0.04 mm/hr) | 60% | 65% | 768 mm Hg | W 275° 4.61 (5.36) m/s | 2.9 |
| 17:00 | Patchy rain possible | 18 °C | 75% (0.01 mm/hr) | 87% | 62% | 768 mm Hg | WNW 286° 4.81 (5.78) m/s | 2.3 |
| 18:00 | Patchy rain possible | 18 °C | 79% (0.05 mm/hr) | 78% | 62% | 768 mm Hg | WNW 289° 4.5 (5.67) m/s | 1 |
| 19:00 | Patchy rain possible | 17 °C | 100% (0.13 mm/hr) | 83% | 68% | 769 mm Hg | WNW 296° 3.19 (4.64) m/s | 0.4 |
| 20:00 | Patchy rain possible | 15 °C | 83% (0.03 mm/hr) | 79% | 76% | 769 mm Hg | NW 312° 1.89 (3.72) m/s | 0.1 |
| 21:00 |  Partly cloudy | 12 °C | 0% | 40% | 83% | 770 mm Hg | NW 322° 1.39 (2.94) m/s | 0 |
| 22:00 | Partly cloudy | 12 °C | 0% | 37% | 86% | 770 mm Hg | NW 310° 1 (2.11) m/s | 0 |
| 23:00 | Partly cloudy | 11 °C | 0% | 30% | 87% | 771 mm Hg | W 277° 1.19 (2.53) m/s | 0 |
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.