Janov nad Nisou Weather in July
Janov nad Nisou in July sees high daytime temperatures of 23°C (73°F) and nighttime lows of 12°C (54°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Janov nad Nisou in July
With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. Looking at the last 30 years, the data shows about 15 days with rain, averaging 129 mm (5.1 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Janov nad Nisou in July
July in Janov nad Nisou sees highs of 23°C (73°F) and lows of 12°C (54°F) overnight. July is in the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it sees the highest temps of the year.So this is a great month to visit if you prefer dry days with pleasant temperatures.
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 Janov nad Nisou's climate page.
Janov nad Nisou Temperature in July
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
51%
Precipitation
129 mm (5.1 in)
Rainy days
15 days
Humidity
67% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Janov nad Nisou typically stay consistent throughout July, with daily highs averaging around 23°C (73°F). Nights are cool, with lows around 12°C (54°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 Janov nad Nisou in July
Browse day-by-day weather records for Janov nad Nisou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Janov nad Nisou historical weather extremes in July
Based on weather observations in Janov nad Nisou between 1976 and 2025, these are the recorded extremes during July.
- Janov nad Nisou recorded its highest July temperature of 36°C (97°F) on July 29, 2005.
- Janov nad Nisou experienced its chilliest July day on July 8, 1998, reaching only 11°C (52°F).
- Janov nad Nisou registered its coldest July night on July 3, 1979, with temperatures dropping to 3°C (37°F).
- The wettest July day on record brought 66 mm (2.6 in) of precipitation to Janov nad Nisou (July 29, 2013).
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 Janov nad Nisou in July
For Janov nad Nisou 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.What To Do in Janov nad Nisou 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 Janov nad Nisou's climate page.
See the full Janov nad Nisou climate overview or explore weather in Czech Republic.
