Byala Weather in September
September in Byala brings high temperatures, with highs of 24°C (75°F) and nights dropping to 17°C (63°F). Rainfall is on the higher side this month, averaging around 60 mm (2.4 in), so keep a rain jacket handy.
Rainfall in Byala in September
Typically, about 4 days will experience rainfall, with an average of 60 mm (2.4 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Byala in September
September in Byala is generally perfect, with days reaching 24°C (75°F) and nights settling around 17°C (63°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Byala in September
The city usually sees around 246 hours of sunlight, indicating many sunny days — a great month for sightseeing.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bulgaria, check out our Byala's climate page.
Byala Temperature in September
Min Temperature
17°C (63°F)
Max Temperature
24°C (75°F)
Chance of Rain
15%
Precipitation
60 mm (2.4 in)
Rainy days
4 days
Humidity
72% *
Sunshine
246 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Byala typically drop from around 26°C (79°F) at the start of September to approximately 22°C (72°F) by the end. Nights are pleasant, with lows typically ranging from 12°C (54°F) to 16°C (61°F).
Average temperatures in September
Daily Historical Precipitation
49-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 Byala in September
Browse day-by-day weather records for Byala spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Byala historical weather extremes in September
Based on 28 years of weather observations (1997-2025), these are the most extreme conditions recorded in Byala.
- Byala recorded its highest September temperature of 35°C (95°F) on September 15, 2022.
- Byala experienced its chilliest September day on September 24, 2000, reaching only 13°C (55°F).
- Byala registered its coldest September night on September 23, 1997, with temperatures dropping to 3°C (37°F).
Best Places in Bulgaria in September
Find out more about the weather in Bulgaria and which places have the best travel conditions in this month. See all of Bulgaria in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Byala in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Byala 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 Bulgaria, check out our Byala's climate page.
Temperature Rainfall Sunshine Humidity
See the full Byala climate overview or explore weather in Bulgaria.
