Sinaia
September
Weather in Sinaia for September 2025
Your guide to Sinaia weather in September - trends and predictions
Until now, September 2025 in Sinaia has been nearly identical to the historical average, with a temperature of 22.4 °C (showing only a slight deviation of 0.5 °C).
The forecast for the next days in Sinaia predicts temperatures to be around 21 °C, close to the historical average.
In general, the average temperature in Sinaia at the beginning of September is 23 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.4 °C by the end of September.
The climate of Sinaia in September is notably wet, with an average of 12 rainy days, and a total of 61.9 mm of precipitation.
Temperatures
Rain 🌧️
18
Dry days
12
Rainy days
0
Snow days
20°/10°
Temperatures
10 km/h
Avg max wind
61 %
Avg humidity
Sinaia Weather September
Move between months or click on a day
Temperatures trend during September in Sinaia
See the weather trend as well as the moving average line
September weather in Sinaia day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 21° /11° | 1.7 mm | 5 | |
| 2 Sept. |  Partly cloudy | 25° /12° | 0 mm | 6 | |
| 3 Sept. | Partly cloudy | 26° /14° | 0.9 mm | 7 | |
| 4 Sept. | Light rain shower | 21° /12° | 6.4 mm | 5 | |
| 5 Sept. | Partly cloudy | 23° /11° | 0 mm | 6 | |
| 6 Sept. | Partly cloudy | 22° /10° | 0.1 mm | 6 | |
| 7 Sept. |  Sunny | 23° /11° | 0 mm | 6 | |
| 8 Sept. | Partly cloudy | 22° /10° | 0 mm | 6 | |
| 9 Sept. | Sunny | 23° /10° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 22° /11° | 1.1 mm | 5 | |
| 11 Sept. | Partly cloudy | 19° /10° | 2.5 mm | 5 | |
| 12 Sept. | Light rain shower | 18° /11° | 9.2 mm | 4 | |
| 13 Sept. | Sunny | 20° /10° | 1.2 mm | 5 | |
| 14 Sept. | Partly cloudy | 19° /11° | 3.1 mm | 5 | |
| 15 Sept. | Sunny | 21° /9° | 0 mm | 1.2 | |
| 16 Sept. | Sunny | 23° /9° | 0 mm | 1.4 | |
| 17 Sept. |  Moderate rain | 15° /8° | 17.5 mm | 0.3 | |
| 18 Sept. | Patchy rain possible | 13° /6° | 0.6 mm | 0.6 | |
| 19 Sept. | Sunny | 18° /6° | 0 mm | 1.7 | |
| 20 Sept. | Sunny | 19° /9° | 0 mm | 4 | |
| 21 Sept. | Sunny | 21° /10° | 0 mm | 4 | |
| 22 Sept. | Sunny | 21° /10° | 0 mm | 4 | |
| 23 Sept. | Sunny | 24° /11° | 0 mm | 5 | |
| 24 Sept. | Sunny | 25° /13° | 0 mm | 5 | |
| 25 Sept. | Sunny | 23° /13° | 0 mm | 5 | |
| 26 Sept. | Sunny | 24° /12° | 0 mm | 5 | |
| 27 Sept. | Partly cloudy | 24° /14° | 0 mm | 5 | |
| 28 Sept. | Sunny | 21° /13° | 0 mm | 5 | |
| 29 Sept. | Partly cloudy | 19° /8° | 17.1 mm | 5 | |
| 30 Sept. | Partly cloudy | 14° /6° | 9.6 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Sinaia 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 Sinaia forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sinaia in September - FAQ
What are the expected maximum and minimum temperatures in Sinaia during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sinaia during September?
Moderate rainfall is anticipated in Sinaia during September, with a total of 61.9 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Sinaia during September?
The average wind speed in Sinaia during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Sinaia
Explore the daily rainfall trends and prepare for Sinaias September weather 💧
UV exposure in Sinaia during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Sinaia weather pages
You are here
Where is Sinaia?Get accurate weather forecasts for Sinaia, located at latitude 45.35 and longitude 25.55. Stay updated with localized weather information tailored for Sinaia.
Related locations
Select a location for accurate weather forecast
More Locations Found a mistake?
We appreciate your attention to details. Tell us here.