Janske Lazne Weather in July
Thinking of visiting Janske Lazne in July? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 12°C (54°F) at night, and be prepared for the wettest month of the year.
Rainfall in Janske Lazne in July
With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. On average, there are about 15 days with rain during this month, averaging 126 mm (5 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Janske Lazne in July
Janske Lazne in July gets highs of 23°C (73°F) during the day and drops to 12°C (54°F) at night. Summer occurs in July. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it sees the highest temps of the year.
Sunshine in Janske Lazne in July
With approximately 236 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Janske Lazne's climate page.
Janske Lazne Temperature in July
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
51%
Precipitation
126 mm (5 in)
Rainy days
15 days
Humidity
75% *
Sunshine
236 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Janske Lazne typically stay consistent throughout July, with daily highs averaging around 23°C (73°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Janske Lazne in July
Browse day-by-day weather records for Janske Lazne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Janske Lazne historical weather extremes in July
Based on weather observations in Janske Lazne between 1976 and 2025, these are the recorded extremes during July.
- Janske Lazne recorded its highest July temperature of 33°C (91°F) on July 29, 2005.
- Nighttime temperatures dropped to 1°C (34°F) on July 2, 1979, marking the coldest July night on record.
- The heaviest July precipitation occurred on July 7, 1997, when 81 mm (3.2 in) of precipitation fell.
Best Places in Czech Republic in July
Find out more about the weather in Czech Republic and which places have the best travel conditions in this month. See all of Czech Republic in July →
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What to Wear in Janske Lazne in July
For Janske Lazne in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Janske Lazne in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Janske Lazne's climate page.
Temperature Rainfall Sunshine Humidity
See the full Janske Lazne climate overview or explore weather in Czech Republic.
