September Weather in Kostychi, Ukraine

Last updated: August 28, 2025

In Kostychi, Ukraine, the average temperature in September hovers around 19°C (66°F). Expect a range from a chilly 2°C (35°F) to a warm 36°C (97°F), showcasing the region's diverse climate. With an average humidity of 58%, there's a good chance of feeling that moisture in the air. Additionally, 31 mm (1.2 in) of precipitation can be expected over 4 days, so be prepared for some rain!

September Temperature in Kostychi

In September in Kostychi, the average temperature is 19°C (66°F). Maximum temperatures can reach 36°C (97°F), while minimums can dip as low as 2°C (35°F). Be prepared for a range of weather conditions if you plan to travel during this time.

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

The chart illustrates September temperature patterns in Kostychi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kostychi, September typically has an average temperature of 19°C (66°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (35°F).

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

September Precipitation in Kostychi

In Kostychi in September, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.

September Precipitation Trends in Kostychi

The chart displays monthly precipitation patterns in Kostychi, 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 Kostychi, September typically receives around 31 mm (1.2 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 Kostychi

In Kostychi in September, humidity is 58%. With an average temperature of 19°C (66°F), this humidity feels like a mild embrace, creating a pleasantly warm atmosphere that's perfect for leisurely strolls and sightseeing adventures.

September Average Humidity in Kostychi

This chart illustrates the average monthly humidity levels in Kostychi, 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 Kostychi is approximately 58%, 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 Kostychi

In Kostychi in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Kostychi, you can refer to this Hourly UV Index in Kostychi.

Maximum UV Index Levels in Kostychi for September

The chart shows the monthly maximum UV Index (UVI) for Kostychi 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 Kostychi typically reaches 6, which falls under the high exposure category.

Data source: Kostychi 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 Kostychi Compares to Other Months

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

This table compares monthly weather conditions in Kostychi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	37 mm (1.5 inches)	88%	low
February Weather	1°C (33°F)	35 mm (1.4 inches)	86%	moderate
March Weather	4°C (40°F)	37 mm (1.5 inches)	83%	moderate
April Weather	10°C (51°F)	42 mm (1.6 inches)	76%	high
May Weather	17°C (62°F)	45 mm (1.8 inches)	66%	very high
June Weather	22°C (72°F)	67 mm (2.6 inches)	64%	very high
July Weather	24°C (75°F)	50 mm (2.0 inches)	58%	very high
August Weather	24°C (76°F)	32 mm (1.3 inches)	48%	very high
September Weather	19°C (66°F)	31 mm (1.2 inches)	58%	high
October Weather	12°C (54°F)	28 mm (1.1 inches)	76%	moderate
November Weather	5°C (41°F)	26 mm (1.0 inches)	86%	moderate
December Weather	2°C (36°F)	56 mm (2.2 inches)	88%	low