Horní Planá Weather in September
September in Horní Planá brings moderate temperatures around 18°C (64°F) during the day, dropping to 9°C (48°F) at night, with quite a bit of rainfall expected, averaging around 84 mm (3.3 in) for the month.
Rainfall in Horní Planá in September
This month experiences about 13 days of rain according to historical data, averaging 84 mm (3.3 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Horní Planá in September
September in Horní Planá brings typical temperatures with highs around 18°C (64°F) and lows of 9°C (48°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Horní Planá in September
You can expect a moderate amount of sunlight, with approximately 156 hours. This means a pleasant mix of sun and overcast.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Horní Planá.
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 Horní Planá's climate page.
Horní Planá Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
18°C (64°F)
Chance of Rain
43%
Precipitation
84 mm (3.3 in)
Rainy days
13 days
Sunshine
156 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Horní Planá typically drop from around 20°C (68°F) at the start of September to approximately 16°C (61°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 10°C (50°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 Horní Planá in September
Browse day-by-day weather records for Horní Planá spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Horní Planá historical weather extremes in September
According to our 49 years of weather records for Horní Planá, the following extremes were recorded between 1976 and 2025.
- The hottest September day on record in Horní Planá reached 30°C (86°F) (September 3, 1984).
- The coldest September day was on September 25, 2002, with a maximum of 5°C (41°F).
- Horní Planá registered its coldest September night on September 18, 2008, with temperatures dropping to 0°C (32°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 →
perfect weather
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tolerable
unpleasant
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What to Wear in Horní Planá 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. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Horní Planá 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 Horní Planá's climate page.
See the full Horní Planá climate overview or explore weather in Czech Republic.
