Bulgaria (Sunny Beach) · September
Best travel monthTravel seasonBulgaria · Europe
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, ↑ warmestØ day↑ warmest | 8° (46°)16° (61°) | 10° (50°)19° (66°) | 13° (55°)22° (72°) | 17° (63°)25° (77°) | 22° (72°)29° (84°) | 27° (81°)33° (91°) | 30° (86°)34° (93°) | 30° (86°)35° (95°) | 25° (77°)31° (88°) | 20° (68°)27° (81°) | 14° (57°)22° (72°) | 10° (50°)18° (64°) |
Ø night, ↓ coldestØ night↓ coldest | 0° (32°)-8° (18°) | 2° (36°)-7° (19°) | 4° (39°)-3° (27°) | 7° (45°)1° (34°) | 12° (54°)7° (45°) | 17° (63°)11° (52°) | 19° (66°)15° (59°) | 20° (68°)15° (59°) | 16° (61°)10° (50°) | 11° (52°)3° (37°) | 7° (45°)-2° (28°) | 2° (36°)-7° (19°) |
☀️Sunshine | 4h UV 3 | 5h UV 4 | 7h UV 6 | 9h UV 7 | 9h UV 8 | 11h UV 8 | 11h UV 8 | 10h UV 8 | 8h UV 6 | 6h UV 5 | 4h UV 3 | 4h UV 3 |
🌊Water Temp | 8° (46°) | 7° (45°) | 9° (48°) | 12° (54°) | 18° (64°) | 23° (73°) | 27° (81°) | 27° (81°) | 24° (75°) | 20° (68°) | 15° (59°) | 11° (52°) |
🌧Rain Days | 5d116mm (4.6") | 4d107mm (4.2") | 4d102mm (4.0") | 5d73mm (2.9") | 5d119mm (4.7") | 4d88mm (3.5") | 3d80mm (3.1") | 2d31mm (1.2") | 4d84mm (3.3") | 4d127mm (5.0") | 5d82mm (3.2") | 5d132mm (5.2") |
Best travel time current monthØ = average · ↑ warmest day · ↓ coldest nightClimate data 2005–2025 · Source: ERA5 + station data
Travel season — mid-range prices, good availability.
September is among the best months in Bulgaria (Sunny Beach): only 4 rain days, 25°C (77°F) highs, and good sunshine make for ideal holiday conditions.
Daytime highs average 25°C (77°F), cooling to 16°C (61°F) at night (daily average: 21°C (70°F)). Peaks reach around 31°C (88°F), the coldest nights around 10°C (50°F). The sun shines an average of 8 hours per day; there are 4 rain days with 84 mm (3.3 in) total. Sea temperature is 24°C (75°F) — pleasantly warm for long swim sessions.
Pack light summer clothing, sunscreen, and swimwear — beach and water conditions in September are ideal.
Post-season, with the warmest water of the year in September. The families have gone, prices drop, and the hinterland with the vineyards around Pomorie is now worth more than the beach.
Packing list for Bulgaria (Sunny Beach) in September
- T-shirts and shorts
- Light jacket for cool evenings
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Small umbrella (occasional showers possible)
- Travel first-aid kit
Frequently Asked Questions
- Is September a good time to visit Bulgaria (Sunny Beach)?
- Yes — September is one of the best months to visit Bulgaria (Sunny Beach) (Climate Score: 71/100). Pleasant temperatures (25°C (77°F)), good sunshine (8 h/day), and few rain days (4) make it one of the most recommended months.
- How warm is it in Bulgaria (Sunny Beach) in September?
- In September, Bulgaria (Sunny Beach) sees daily highs of 25°C (77°F). Nights cool to 16°C (61°F), with a daily average of 21°C (70°F). Peaks reach around 31°C (88°F), the coldest nights around 10°C (50°F).
- How much rain falls in Bulgaria (Sunny Beach) in September?
- In September, Bulgaria (Sunny Beach) receives an average of 84 mm (3.3 in) of rain over 4 rain days. The rain falls on few days, but heavily.
- How many sunshine hours does Bulgaria (Sunny Beach) get in September?
- Bulgaria (Sunny Beach) averages 8 sunshine hours per day in September — above the annual average.
- How warm is the water in Bulgaria (Sunny Beach) in September?
- Water temperature in Bulgaria (Sunny Beach) in September averages 24°C (75°F) — pleasantly warm for swim sessions.
