Weather in Bulgaria for September 2027
In general, the average temperature in Bulgaria at the beginning of September is 27.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.6 °C by the end of September.
Bulgaria experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 32.8 mm.
Is September a good time to visit Bulgaria? check out the best time to travel to Bulgaria page.
✨ Is September a good time to visit Bulgaria? – Ask the AI Weatherman
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Bulgaria Weather September
What’s the Weather Like in Bulgaria This September?
Temperatures trend during September in Bulgaria
September weather in Bulgaria day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 28° /14° | 0.1 mm | 7 | |
| 2 Sept. |  Sunny | 29° /14° | 0 mm | 7.6 | |
| 3 Sept. | Sunny | 29° /15° | 0 mm | 7.5 | |
| 4 Sept. |  Light rain | 26° /15° | 7.3 mm | 7 | |
| 5 Sept. | Sunny | 27° /14° | 0.3 mm | 7 | |
| 6 Sept. | Sunny | 27° /13° | 0.7 mm | 7 | |
| 7 Sept. | Sunny | 26° /14° | 0.1 mm | 7 | |
| 8 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 9 Sept. | Sunny | 28° /12° | 0 mm | 7 | |
| 10 Sept. |  Patchy rain possible | 27° /13° | 2 mm | 6 | |
| 11 Sept. | Patchy rain possible | 26° /13° | 2.2 mm | 6 | |
| 12 Sept. | Light rain | 25° /12° | 2.8 mm | 6 | |
| 13 Sept. | Patchy rain possible | 26° /12° | 0.2 mm | 6.6 | |
| 14 Sept. | Patchy rain possible | 24° /11° | 1.3 mm | 6 | |
| 15 Sept. | Partly cloudy | 23° /11° | 0.6 mm | 5 | |
| 16 Sept. |  Patchy light rain with thunder | 23° /11° | 3.2 mm | 6 | |
| 17 Sept. | Patchy rain possible | 22° /11° | 1 mm | 5 | |
| 18 Sept. | Partly cloudy | 22° /10° | 0.3 mm | 5 | |
| 19 Sept. | Patchy rain possible | 23° /10° | 1.1 mm | 5 | |
| 20 Sept. | Patchy rain possible | 24° /12° | 1.7 mm | 6 | |
| 21 Sept. | Patchy rain possible | 24° /12° | 0.9 mm | 5.9 | |
| 22 Sept. | Patchy rain possible | 24° /10° | 0.3 mm | 5.8 | |
| 23 Sept. | Sunny | 24° /10° | 0.2 mm | 5.7 | |
| 24 Sept. | Sunny | 25° /11° | 0.6 mm | 5.6 | |
| 25 Sept. | Patchy rain possible | 22° /11° | 1.4 mm | 5 | |
| 26 Sept. | Patchy rain possible | 20° /11° | 1.2 mm | 4 | |
| 27 Sept. | Partly cloudy | 21° /11° | 0.1 mm | 5 | |
| 28 Sept. | Patchy rain possible | 20° /10° | 2 mm | 5 | |
| 29 Sept. | Patchy rain possible | 19° /9° | 1.4 mm | 4 | |
| 30 Sept. | Sunny | 18° /8° | 0.3 mm | 5 | |
| Next | |||||
Bulgaria weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 30°/15° | 24°/12° | 18°/6° |
| Rainfall | 29 mm | 33 mm | 74 mm |
| Snowfall | 0 cm | 0 cm | 3 cm |
| Wind | 14.3 km/h | 13.4 km/h | 10.5 km/h |
| Humidity | 45% | 53% | 63% |
| Rainy days | 6 days | 7 days | 6 days |
| Snow days | 0 days | 0 days | 0 days |
| Dry days | 25 days | 23 days | 25 days |
Planning a trip to Bulgaria? Discover the best time to visit
Guide for Bulgaria in September
In Bulgaria, September marks the transition from summer to autumn, bringing about a noticeable change in the weather. At the beginning of the month, the weather in Bulgaria is generally warm and pleasant, with temperatures ranging from 20° to 25°.
The coastal areas, such as Varna and Burgas, experience milder temperatures due to the influence of the Black Sea, making it an ideal time for beachgoers to enjoy the last days of summer.
As the month progresses, the weather gradually begins to cool down, especially in the mountainous regions like Sofia and Plovdiv. By the end of September, temperatures in these areas can drop to around 12° to 17°, signaling the arrival of autumn.
Visitors can expect to see the landscape transform as the leaves start to change color, creating a picturesque setting for outdoor activities and sightseeing.
Overall, September in Bulgaria offers a diverse range of weather conditions, from lingering summer warmth to the onset of autumnal chill.
Travelers should be prepared for varying temperatures depending on the region they plan to visit, but can generally expect pleasant weather for exploring the country's rich cultural and natural attractions.
Bulgaria in September - FAQ
Is September a good time to visit Bulgaria?
What are the expected maximum and minimum temperatures in Bulgaria during September?
How much rainfall should be expected in Bulgaria during September?
What are the typical wind conditions in Bulgaria during September?
September rainfall patterns in Bulgaria
UV exposure in Bulgaria during September
What to pack to Bulgaria in September?
Mild & changeable · highs around 24 °C, occasional showers
As you prepare for your trip to Bulgaria in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Bulgaria, during September, is comfortable and enjoyable, regardless of the weather conditions.