Town in Karlovy Vary Region, Czech Republic
Karlovy Vary weather by month and the best time to visit
When to go to Karlovy Vary
May–Jun and Sep are mild and calmer. July has the film festival and crowds. Winter is cold and quiet; some spa houses close for repairs.
Karlovy Vary weather by month
Average daily high, rainfall and conditions.
- Jan1°47 mm
- Feb3°36 mm
- Mar8°41 mm
- Apr14°38 mm
- May19°68 mm
- Jun23°73 mm
- Jul26°77 mm
- Aug25°77 mm
- Sep20°57 mm
- Oct13°48 mm
- Nov7°49 mm
- Dec2°51 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 1°C34°F | -5°C23°F | 47 mm | 94% | Freezing |
| February | 3°C37°F | -4°C24°F | 36 mm | 91% | Freezing |
| March | 8°C46°F | -1°C30°F | 41 mm | 85% | Cold |
| April | 14°C57°F | 3°C38°F | 38 mm | 78% | Cool |
| May | 19°C66°F | 8°C46°F | 68 mm | 75% | Pleasant |
| June | 23°C73°F | 12°C54°F | 73 mm | 70% | Pleasant |
| July | 26°C78°F | 14°C57°F | 77 mm | 65% | Pleasant |
| August | 25°C77°F | 14°C56°F | 77 mm | 66% | Pleasant |
| September | 20°C68°F | 9°C48°F | 57 mm | 73% | Pleasant |
| October | 13°C56°F | 4°C39°F | 48 mm | 84% | Cool |
| November | 7°C44°F | 0°C33°F | 49 mm | 92% | Cold |
| December | 2°C36°F | -3°C26°F | 51 mm | 95% | Freezing |
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 Karlovy Vary?
May–Jun, Sep. May–Jun and Sep are mild and calmer. July has the film festival and crowds. Winter is cold and quiet; some spa houses close for repairs.
When is the rainy season in Karlovy Vary?
Rain peaks in July with about 77 mm. No month averages 150 mm or more.
What is the hottest month in Karlovy Vary?
July, with average highs of 26°C (78°F).
How cold does Karlovy Vary get?
The coolest nights are in January, averaging -5°C (23°F).
More about Karlovy Vary
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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 0.8°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.