September Weather in Sihlea, Romania

Last updated: August 27, 2025

In September, the average temperature in Sihlea, Romania is a comfortable 19°C (66°F), perfect for outdoor activities. However, be prepared for a range, as temperatures can dip to 1°C (33°F) or soar to a sweltering 34°C (93°F). Expect about 26 mm (1.0 in) of precipitation spread over 4 days, contributing to an average humidity of 57%. Enjoy the varied climate!

September Temperature in Sihlea

In September in Sihlea, the average temperature is 19°C (66°F). Maximums can reach 34°C (93°F) and minimums can be as low as 1°C (33°F). Be sure to pack for a wide range of temperatures if you plan on traveling during this time.

September Weather in Sihlea: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sihlea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sihlea, September typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (33°F).

Data source: Temperature data for Sihlea generated using information from the Copernicus Climate Change Service.

September Precipitation in Sihlea

In Sihlea in September, the precipitation amount is 26 mm (1.0 in) over the course of 4 days.

September Precipitation Trends in Sihlea

The chart displays monthly precipitation patterns in Sihlea, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Sihlea, September typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Sihlea

In Sihlea in September, humidity is 57%. With an average temperature of 19°C (66°F), this humidity feels like a refreshing embrace, making it ideal for leisurely sightseeing and outdoor adventures while keeping you comfortably aware of the warm climate.

September Average Humidity in Sihlea

This chart illustrates the average monthly humidity levels in Sihlea, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Sihlea is approximately 57%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sihlea

In Sihlea in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sihlea.

Maximum UV Index Levels in Sihlea for September

The chart shows the monthly maximum UV Index (UVI) for Sihlea in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Sihlea typically reaches 7, which falls under the high exposure category.

Data source: Sihlea September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Sihlea Compares to Other Months

Weather in Sihlea varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sihlea, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Sihlea, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	35 mm (1.4 inches)	88%	low
February Weather	3°C (37°F)	43 mm (1.7 inches)	85%	moderate
March Weather	6°C (43°F)	43 mm (1.7 inches)	82%	moderate
April Weather	11°C (52°F)	47 mm (1.8 inches)	73%	high
May Weather	17°C (63°F)	54 mm (2.1 inches)	71%	very high
June Weather	21°C (71°F)	102 mm (4.0 inches)	70%	very high
July Weather	23°C (73°F)	82 mm (3.2 inches)	66%	very high
August Weather	24°C (75°F)	31 mm (1.2 inches)	48%	very high
September Weather	19°C (66°F)	26 mm (1.0 inches)	57%	high
October Weather	12°C (55°F)	50 mm (2.0 inches)	79%	moderate
November Weather	7°C (44°F)	43 mm (1.7 inches)	87%	moderate
December Weather	2°C (36°F)	75 mm (3.0 inches)	88%	low