Weather in September
September marks the onset of autumn in Trnava. With temperatures dropping to 21°C (69.8°F) during the day and 10°C (50°F) at night, it contrasts with the preceding hotter months of July and August. Despite the decrease in temperature and daylight hours, the month still maintains a relatively high level of rainfall at 41mm (1.61"). Transitioning from September to October, the weather continues to cool down, with shorter daylight hours and lower temperatures. Therefore, September in Trnava ushers in the autumn season with cooler temperatures and continuing rainfall.
On the first day of the month, sunrise is at 06:07 and sunset at 19:31. On the last day of September, sunrise is at 06:48 and sunset at 18:30 CEST.
Temperature
Trnava's transition into September involves a shift in temperature, receding from a moderately hot 26°C (78.8°F) in August to a pleasant 21°C (69.8°F). The nighttime temperature, during September, averages of 10°C (50°F).Rainfall
During September, Trnava regularly aggregates up to 41mm (1.61") of precipitation. During the entire year, Trnava aggregates up to 402mm (15.83") of precipitation.Daylight
The average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 06:07 and sunset at 19:31. On the last day of September, sunrise is at 06:48 and sunset at 18:30 CEST.
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Trnava?
In September, in Trnava, the average high-temperature is 21°C (69.8°F), and the average low-temperature is 10°C (50°F).
How much does it rain in Trnava in September?
During September, Trnava regularly aggregates up to 41mm (1.61") of precipitation.
What is the average length of the day in September in Trnava?
In September, the average day length in Trnava, Slovakia, is 12h and 35min.
What time are sunrise and sunset in September in Trnava?
On the first day of September in Trnava, sunrise is at 06:07 and sunset at 19:31. On the last day of the month, sunrise is at 06:48 and sunset at 18:30 CEST.
Average temperature in September
Trnava, Slovakia
- Average high temperature in September: 21°C
The warmest months (with the highest average high temperature) are July and August (26°C).
The month with the lowest average high temperature is January (2°C).
- Average low temperature in September: 10°C
The months with the highest average low temperature are July and August (14°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average rainfall in September
Trnava, Slovakia
- Average rainfall in September: 40.5mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is January (17.8mm).
Average daylight in September
Trnava, Slovakia
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
Trnava, Slovakia
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