5-day weather forecast Prague Sep 17, 2026
18°Weather forecast Prague today Sep 17, 2026: overcast, temperature from 13 °C to 20 °C.
Precipitation probability 38%. Wind up to 4 m/s (gusts 6.81 m/s). Air humidity 35–88%, atmospheric pressure 761–763 mm Hg, UV index up to 4.1.
5 days at a glance — tap a day to open it
Sunrise 06:41
Sunset 19:12
Sunset 19:12
First Quarter42% illuminated
Moonrise 14:40 · Moonset 21:42
Moonrise 14:40 · Moonset 21:42
Chart
Table
Thu, Sep 17, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 15 °C | 38% (0.1 mm/hr) | 100% | 88% | 761 mm Hg | NW 318° 1.31 (3.03) m/s | 0 |
| 01:00 | Patchy rain possible | 14 °C | 37% (0.08 mm/hr) | 100% | 88% | 761 mm Hg | NW 307° 1.81 (4.33) m/s | 0 |
| 02:00 |  Overcast | 14 °C | 27% | 100% | 86% | 761 mm Hg | WNW 285° 1.89 (4.22) m/s | 0 |
| 03:00 | Patchy rain possible | 14 °C | 27% (0.01 mm/hr) | 100% | 84% | 761 mm Hg | W 268° 1.81 (3.11) m/s | 0 |
| 04:00 | Patchy rain possible | 14 °C | 26% (0.02 mm/hr) | 100% | 82% | 761 mm Hg | WSW 257° 1.61 (3.11) m/s | 0 |
| 05:00 | Overcast | 14 °C | 26% | 100% | 83% | 762 mm Hg | WSW 251° 1.81 (3.33) m/s | 0 |
| 06:00 | Patchy rain possible | 14 °C | 27% (0.01 mm/hr) | 100% | 85% | 762 mm Hg | W 260° 1.69 (3.11) m/s | 0 |
| 07:00 |  Overcast | 13 °C | 27% | 100% | 86% | 762 mm Hg | W 264° 1.69 (3.22) m/s | 0 |
| 08:00 | Patchy rain possible | 13 °C | 26% (0.02 mm/hr) | 100% | 81% | 763 mm Hg | W 259° 1.39 (3) m/s | 0.2 |
| 09:00 |  Light rain shower | 14 °C | 27% (0.22 mm/hr) | 62% | 74% | 763 mm Hg | W 281° 1.81 (3.22) m/s | 0.8 |
| 10:00 | Patchy rain possible | 15 °C | 26% (0.2 mm/hr) | 78% | 69% | 763 mm Hg | W 271° 3 (4.39) m/s | 1.7 |
| 11:00 | Patchy rain possible | 16 °C | 14% (0.04 mm/hr) | 77% | 63% | 763 mm Hg | W 269° 3.89 (5.11) m/s | 2.8 |
| 12:00 | Patchy rain possible | 17 °C | 18% (0.16 mm/hr) | 83% | 51% | 762 mm Hg | W 274° 4 (5.22) m/s | 3.7 |
| 13:00 | Patchy rain possible | 18 °C | 17% (0.13 mm/hr) | 88% | 42% | 762 mm Hg | W 274° 4 (5.31) m/s | 4.1 |
| 14:00 |  Sunny | 19 °C | 2% | 18% | 38% | 761 mm Hg | W 270° 3.69 (5.14) m/s | 3.9 |
| 15:00 | Sunny | 20 °C | 2% | 21% | 36% | 761 mm Hg | W 265° 3.81 (5.11) m/s | 3 |
| 16:00 |  Partly cloudy | 20 °C | 2% | 33% | 35% | 761 mm Hg | W 264° 3.81 (5.11) m/s | 2 |
| 17:00 | Overcast | 19 °C | 10% | 100% | 35% | 761 mm Hg | W 260° 3.5 (4.72) m/s | 0.9 |
| 18:00 | Overcast | 18 °C | 10% | 100% | 42% | 761 mm Hg | WSW 242° 2.5 (4.72) m/s | 0.3 |
| 19:00 | Overcast | 18 °C | 12% | 100% | 50% | 761 mm Hg | SW 224° 3 (6.81) m/s | 0 |
| 20:00 | Overcast | 17 °C | 13% | 100% | 53% | 761 mm Hg | WSW 239° 2.69 (6.31) m/s | 0 |
| 21:00 | Overcast | 16 °C | 12% | 100% | 52% | 761 mm Hg | WSW 248° 1.89 (3.81) m/s | 0 |
| 22:00 | Overcast | 16 °C | 13% | 100% | 54% | 761 mm Hg | SW 215° 1.5 (1.81) m/s | 0 |
| 23:00 | Overcast | 15 °C | 14% | 100% | 58% | 762 mm Hg | SSW 197° 2.11 (2.5) m/s | 0 |
Thu, Sep 17, 2026
Frequently asked questions about the 5-day weather in Prague
What will the weather be like in Prague over the next 5 days?
Over the next 5 days in Prague the temperature is expected to range from about 9 to 22 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Prague?
The chance of rain in Prague over the next 5 days reaches 38%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Prague?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Prague will be the warmest and which the coolest?
Over the next 5 days the temperature in Prague ranges from about 9 to 22 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Prague over the next 5 days?
Over the next 5 days the wind in Prague picks up to 7 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Prague is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 38%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Prague?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Prague this week?
Rain reaches a 38% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 4.1; sunscreen is worth it from about 3 upwards.
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.