September weather forecast
Plovdiv, Bulgaria

September in Plovdiv displays commendable weather stability with minimal temperature fluctuations and moderate rainfall, marking the onset of autumn. A remarkable alteration is noticed in temperatures that settles between 12.6°C (54.7°F) and 26°C (78.8°F). As the transition month, a subtle drop in temperature is observed signifying the end of the long, hot summer days. With a decrease in daylight, the city experiences serene and colder nights. The UV index drops indicating a comfortable climate, perfect for outing and adventure sessions.

Temperature

A subtle change in temperatures is noted in Plovdiv as August gives way to September, with average highs reducing from a hot 30.2°C (86.4°F) to a warm 26°C (78.8°F). Plovdiv registers a substantial downturn from daytime peaks throughout September nights, with an average low-temperature of 12.6°C (54.7°F).

Humidity

In September, the average relative humidity is 48%.

Rainfall

In Plovdiv, during September, the rain falls for 3.1 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 59 rainfall days, and 502mm (19.76") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of the month, sunrise is at 06:46 and sunset at 19:54. On the last day of September, in Plovdiv, sunrise is at 07:17 and sunset at 19:04 EEST.

Sunshine

In Plovdiv, the average sunshine in September is 7.7h.

UV index

The average daily maximum UV index in September in Plovdiv is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during September translates into these guidelines:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Stay sun-safe with clothing that is both closely woven and worn loosely.