Capital city, Czech Republic
Prague weather by month and the best time to visit
When to go to Prague
Apr–May and Sep–Oct are mild with fewer crowds. Jun–Aug is hot and busy; Dec has markets but freezing days; Jan–Feb is cold and grey.
Prague weather by month
Average daily high, rainfall and conditions.
- Jan2°42 mm
- Feb4°32 mm
- Mar9°39 mm
- Apr15°36 mm
- May20°69 mm
- Jun24°78 mm
- Jul27°79 mm
- Aug26°81 mm
- Sep21°52 mm
- Oct15°46 mm
- Nov8°43 mm
- Dec3°41 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 2°C35°F | -4°C24°F | 42 mm | 93% | Freezing |
| February | 4°C39°F | -4°C26°F | 32 mm | 89% | Cold |
| March | 9°C48°F | 0°C31°F | 39 mm | 83% | Cold |
| April | 15°C60°F | 4°C39°F | 36 mm | 76% | Cool |
| May | 20°C68°F | 9°C48°F | 69 mm | 73% | Pleasant |
| June | 24°C76°F | 13°C56°F | 78 mm | 68% | Pleasant |
| July | 27°C80°F | 15°C60°F | 79 mm | 64% | Pleasant |
| August | 26°C80°F | 15°C58°F | 81 mm | 65% | Pleasant |
| September | 21°C70°F | 10°C50°F | 52 mm | 72% | Pleasant |
| October | 15°C58°F | 5°C41°F | 46 mm | 82% | Cool |
| November | 8°C46°F | 1°C34°F | 43 mm | 90% | Cold |
| December | 3°C38°F | -2°C28°F | 41 mm | 93% | Cold |
Best months across Czech Republic
| Place | Best months | Warmest month |
|---|---|---|
| Prague | Apr–May, Sep–Oct | Jul (27°C) |
| Český Krumlov | May–Jun, Sep–Oct | Jul (25°C) |
| Karlovy Vary | May–Jun, Sep | Jul (26°C) |
| Brno | May–Jun, Sep–Oct | Jul (28°C) |
Quick answers
What is the best month to visit Prague?
Apr–May, Sep–Oct. Apr–May and Sep–Oct are mild with fewer crowds. Jun–Aug is hot and busy; Dec has markets but freezing days; Jan–Feb is cold and grey.
When is the rainy season in Prague?
Rain peaks in August with about 81 mm. No month averages 150 mm or more.
What is the hottest month in Prague?
July, with average highs of 27°C (80°F).
How cold does Prague get?
The coolest nights are in January, averaging -4°C (24°F).
More about Prague
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 1°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.