5-day weather forecast Prague 18-05-2026
Weather forecast Prague today 18.05.2026: sunny, temperature from 5 °C to 18 °C.
No precipitation expected. Wind up to 2.19 m/s (gusts 4.61 m/s). Air humidity 42–87%, atmospheric pressure 760–763 mm Hg, UV index up to 6.
Sunset 20:46
Moonrise 05:42 · Moonset 23:41
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 7 °C | 0% | 24% | 78% | 763 mm Hg | SE 131° 1.19 (2.53) m/s | 0 |
| 01:00 | Clear | 6 °C | 0% | 19% | 79% | 763 mm Hg | SE 132° 1.19 (2.53) m/s | 0 |
| 02:00 | Clear | 6 °C | 0% | 19% | 80% | 763 mm Hg | SE 145° 0.89 (1.89) m/s | 0 |
| 03:00 |  Partly cloudy | 6 °C | 0% | 50% | 87% | 761 mm Hg | SSE 148° 1 (1.25) m/s | 0 |
| 04:00 | Clear | 5 °C | 0% | 24% | 82% | 763 mm Hg | SE 130° 0.69 (1.47) m/s | 0 |
| 05:00 | Clear | 5 °C | 0% | 24% | 83% | 763 mm Hg | SE 127° 0.61 (1.25) m/s | 0 |
| 06:00 |  Sunny | 5 °C | 0% | 23% | 81% | 763 mm Hg | ESE 123° 0.5 (1.03) m/s | 0.1 |
| 07:00 | Sunny | 8 °C | 0% | 20% | 76% | 763 mm Hg | ESE 103° 0.61 (0.89) m/s | 0.3 |
| 08:00 | Sunny | 9 °C | 0% | 17% | 70% | 763 mm Hg | E 98° 1 (1.22) m/s | 1 |
| 09:00 | Sunny | 11 °C | 0% | 18% | 64% | 762 mm Hg | E 94° 1.19 (1.39) m/s | 2 |
| 10:00 | Sunny | 13 °C | 0% | 16% | 59% | 762 mm Hg | E 89° 1.5 (1.72) m/s | 3.4 |
| 11:00 | Sunny | 15 °C | 0% | 14% | 54% | 762 mm Hg | E 90° 1.5 (1.72) m/s | 4.7 |
| 12:00 | Sunny | 16 °C | 0% | 12% | 50% | 761 mm Hg | ENE 75° 0.89 (1.03) m/s | 5.6 |
| 13:00 | Sunny | 17 °C | 0% | 20% | 46% | 761 mm Hg | NNE 17° 0.69 (0.81) m/s | 6 |
| 14:00 |  Partly cloudy | 18 °C | 0% | 29% | 43% | 761 mm Hg | NNW 347° 1.19 (1.39) m/s | 5.7 |
| 15:00 | Partly cloudy | 18 °C | 0% | 28% | 42% | 761 mm Hg | NW 323° 1.39 (1.61) m/s | 4.2 |
| 16:00 | Sunny | 18 °C | 0% | 25% | 42% | 761 mm Hg | WNW 303° 1.39 (1.61) m/s | 3.1 |
| 17:00 | Sunny | 18 °C | 0% | 19% | 46% | 760 mm Hg | WNW 288° 1.11 (1.33) m/s | 1.8 |
| 18:00 | Sunny | 18 °C | 0% | 17% | 46% | 760 mm Hg | NW 314° 0.69 (0.86) m/s | 0.7 |
| 19:00 | Sunny | 17 °C | 0% | 19% | 54% | 761 mm Hg | NE 46° 0.81 (1.08) m/s | 0.2 |
| 20:00 | Sunny | 14 °C | 0% | 22% | 61% | 761 mm Hg | E 91° 1.39 (2.89) m/s | 0.1 |
| 21:00 | Clear | 12 °C | 0% | 22% | 65% | 761 mm Hg | SE 128° 1.81 (3.78) m/s | 0 |
| 22:00 | Clear | 11 °C | 0% | 21% | 69% | 761 mm Hg | SSE 157° 2.19 (4.61) m/s | 0 |
| 23:00 | Clear | 10 °C | 0% | 24% | 72% | 762 mm Hg | S 171° 2 (4.19) m/s | 0 |
Frequently asked questions about the weather in Prague
Today in Prague the temperature ranges from 5 °C to 18 °C, wind up to 2.19 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Prague today is 0%. 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 2.19 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 42% to 87%. View the humidity chart above for hourly details.
The UV index in Prague today reaches up to 6. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Prague today ranges from 760 to 763 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Prague today reaches up to 50%. 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.