Znojmo Weather in September
During September, Znojmo experiences pleasant daytime temperatures of 21°C (70°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 69 mm (2.7 in) is typical.
Rainfall in Znojmo in September
You can expect rain on around 11 days based on historical patterns, with 69 mm (2.7 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Znojmo in September
September is one of the better months to visit Znojmo. Expect 21°C (70°F) during the day and 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 11°C (52°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.
Sunshine in Znojmo in September
The area enjoys a balanced 166 hours of sunlight, ensuring it's neither too overcast nor too sunny.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Znojmo.
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 Znojmo's climate page.
Znojmo Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
21°C (70°F)
Chance of Rain
36%
Precipitation
69 mm (2.7 in)
Rainy days
11 days
Humidity
55% *
Sunshine
166 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Znojmo typically drop from around 22°C (72°F) at the start of September to approximately 18°C (64°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 12°C (54°F).
Average temperatures in September
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 September
Historical weather for Znojmo in September
Browse day-by-day weather records for Znojmo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Znojmo historical weather extremes in September
The extremes listed below come from historical weather data collected in Znojmo from 1976 through 2025.
- On September 3, 2024, temperatures climbed to 33°C (91°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 8°C (46°F), recorded on September 16, 2008.
- The coldest night in September in Znojmo was on September 26, 2018, with a minimum of 1°C (34°F).
Best Places in Czech Republic in September
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 September →
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What to Wear in Znojmo in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Znojmo in September
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 Znojmo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Znojmo climate overview or explore weather in Czech Republic.
