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Eforie Sud Weather in September

September is one of the perfect months to visit Eforie Sud, with daytime temperatures of 24°C (75°F) and lows of 17°C (63°F) at night. Do keep in mind it is the rainiest month of the year, with 58 mm (2.3 in) of rainfall on average.

Rainfall in Eforie Sud in September

With frequent rain showers this month, having an umbrella on hand will keep you dry. Historically, approximately 5 days this month are expected to have rain, averaging 58 mm (2.3 in). Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.

Temperature in Eforie Sud in September

The temperature in Eforie Sud in September is perfect. Daytime highs reach 24°C (75°F), with nights dropping to 17°C (63°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Eforie Sud in September

The days are predominantly sunny, with an estimated total of around 228 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Eforie Sud in September

September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Average water temperature in September

The water is 21°C (70°F) this month — a comfortable temperature that most swimmers enjoy. Warm enough to stay in without getting cold quickly.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Eforie Sud.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Romania, check out our Eforie Sud's climate page.

Eforie Sud Temperature in September

Min TemperatureMin Temperature 17°C (63°F)  
Max TemperatureMax Temperature 24°C (75°F)  
Water TemperatureWater Temperature 21°C (70°F) *  
Chance of RainChance of Rain 18%  
PrecipitationPrecipitation 58 mm (2.3 in)  
Rainy daysRainy days 5 days  
HumidityHumidity 79% *  
WindspeedWindspeed 4 m/s (8 knots) *  
SunshineSunshine 228 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Constanţa, Romania (21 KM, 13 Miles).

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Eforie Sud typically drop from around 25°C (77°F) at the start of September to approximately 21°C (70°F) by the end. Nights are cool, 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 Eforie Sud in September

Browse day-by-day weather records for Eforie Sud spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Eforie Sud historical weather extremes in September

Our historical data for Eforie Sud spans 1997 to 2025, revealing these weather extremes.

  • The warmest day in September was on September 15, 2022, with a maximum of 34°C (93°F).
  • The coldest September day was on September 24, 2000, with a maximum of 12°C (54°F).
  • Eforie Sud registered its coldest September night on September 22, 1997, with temperatures dropping to 4°C (39°F).

Best Places in Romania in September

Find out more about the weather in Romania and which places have the best travel conditions in this month. See all of Romania in September →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Eforie Sud 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. The water temperature sits at about 21°C (70°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Eforie Sud in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
10/10
Walking
10/10
Barbeque
9/10
Camping
8/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Romania, check out our Eforie Sud's climate page.

More climate data for Eforie Sud