Constanța (Constanţa)
September
Weather in Constanța for September 2026
Your guide to Constanța weather in September - trends and predictions
In general, the average temperature in Constanța at the beginning of September is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.3 °C by the end of September.
Constanța experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 31.8 mm.
Temperatures
Rain 🌧️
22
Dry days
8
Rainy days
0
Snow days
24°/17°
Temperatures
24 km/h
Avg max wind
61 %
Avg humidity
Constanța Weather September
Move between months or click on a day
What’s the Weather Like in Constanța This September?
Discover the average temperatures and weather trends across Constanța’s cities this September.
Temperatures trend during September in Constanța
See the weather trend as well as the moving average line
September weather in Constanța day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 29° /19° | 0.3 mm | 7 | |
| 2 Sept. |  Sunny | 27° /20° | 0.6 mm | 7 | |
| 3 Sept. |  Partly cloudy | 26° /18° | 10.7 mm | 6 | |
| 4 Sept. | Sunny | 26° /17° | 0.1 mm | 7 | |
| 5 Sept. |  Moderate rain at times | 25° /17° | 0.7 mm | 6 | |
| 6 Sept. | Patchy rain possible | 24° /17° | 1.2 mm | 5 | |
| 7 Sept. | Sunny | 25° /17° | 0.5 mm | 6 | |
| 8 Sept. | Sunny | 25° /17° | 0.5 mm | 6 | |
| 9 Sept. | Sunny | 25° /17° | 0 mm | 7 | |
| 10 Sept. | Partly cloudy | 24° /18° | 0.3 mm | 6 | |
| 11 Sept. | Patchy rain possible | 25° /17° | 1.9 mm | 6 | |
| 12 Sept. | Partly cloudy | 25° /17° | 1.3 mm | 6 | |
| 13 Sept. | Partly cloudy | 24° /17° | 0.2 mm | 6 | |
| 14 Sept. | Sunny | 26° /17° | 0.4 mm | 6 | |
| 15 Sept. | Partly cloudy | 26° /17° | 0.1 mm | 7 | |
| 16 Sept. | Sunny | 25° /18° | 0.1 mm | 6 | |
| 17 Sept. | Partly cloudy | 25° /17° | 4.1 mm | 6 | |
| 18 Sept. | Patchy rain possible | 23° /16° | 2 mm | 6 | |
| 19 Sept. | Sunny | 24° /14° | 0.4 mm | 6 | |
| 20 Sept. | Partly cloudy | 22° /16° | 2 mm | 5 | |
| 21 Sept. | Sunny | 22° /14° | 0.1 mm | 5 | |
| 22 Sept. | Partly cloudy | 21° /15° | 0 mm | 5 | |
| 23 Sept. | Partly cloudy | 21° /15° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 23° /14° | 0 mm | 6 | |
| 25 Sept. | Sunny | 23° /15° | 0 mm | 5 | |
| 26 Sept. | Sunny | 23° /17° | 0 mm | 6 | |
| 27 Sept. | Sunny | 22° /17° | 0.3 mm | 5 | |
| 28 Sept. | Sunny | 22° /16° | 0 mm | 5 | |
| 29 Sept. | Sunny | 22° /14° | 0.5 mm | 5 | |
| 30 Sept. | Patchy rain possible | 21° /14° | 1.4 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Constanța in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Constanța forecast closer to your planned date for the most up-to-date weather information.
Change Month
Constanța in September - FAQ
What are the expected maximum and minimum temperatures in Constanța during September?
During September, expect a variety of temperatures with highs around 24° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Constanța during September?
In September, Constanța can expect light to moderate rainfall, totaling 31.8 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Constanța during September?
The average wind speed in Constanța during September is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
Constanța water temperatures in September
The average water temperature of the Black Sea near Constanța in September is 22.6 °C. At the beginning of September temperatures are around 22.4 °C; by the end of the month they stay fairly steady and reach 22.8 °C.
- What is the water temperature in Constanța in September?
- The average water temperature in Constanța in September is 22.6 °C.
- Can you swim in Constanța in September?
- Comfortably warm for most people. Sensitive swimmers might prefer a light rash-guard, but wetsuits are rarely needed.
September rainfall patterns in Constanța
Explore the daily rainfall trends and prepare for Constanțas September weather 💧
Typically, Constanța has 8 rainy days in September with a total of 31.8 mm of rainfall.
UV exposure in Constanța during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Constanța
Select a province for an accurate weather forecast
Top locations in Constanța
Select a location for an accurate weather forecast
More Locations Quick links
More Constanța weather pages
You are here
Where is Constanța?Get accurate weather forecasts for Constanța, located at latitude 44.181 and longitude 28.634. Stay updated with localized weather information tailored for Constanța.
Found a mistake?
We appreciate your attention to details. Tell us here.