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September Weather in Kosiv, Ukraine

Last updated: August 28, 2025

In Kosiv, Ukraine, the average temperature in September hovers around 13°C (56°F). Expect a range from a chilly -1°C (30°F) to a warm 29°C (84°F). During this time, you can anticipate 69 mm (2.7 in) of precipitation spread over approximately 11 days, with an average humidity of 71%. Stay prepared for some variability in weather as you enjoy this season!

September Temperature in Kosiv

In September in Kosiv, the average temperature is 13°C (56°F), with maximums reaching 29°C (84°F) and minimums dropping as low as -1°C (30°F). Whether you're looking to enjoy the warm afternoons or bundle up for the chilly evenings, it's essential to pack accordingly for your trip.

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

The chart illustrates September temperature patterns in Kosiv, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kosiv, September typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (84°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec263034455362636456473831
Data source: Temperature data for Kosiv generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Kosiv

In Kosiv in September, the total precipitation amount is 69 mm (2.7 in) spread across 11 days.

September Precipitation Trends in Kosiv

The chart displays monthly precipitation patterns in Kosiv, 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 Kosiv, September typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec356779661441731278169464376
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kosiv

In Kosiv in September humidity is 71%. With an average temperature of 13°C (56°F), this humidity feels like a damp embrace that can make exploring the area feel a bit stifling and requires light, breathable clothing to remain comfortable while traveling.

September Average Humidity in Kosiv

This chart illustrates the average monthly humidity levels in Kosiv, 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 Kosiv is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%88%79%71%72%66%60%72%86%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kosiv

In Kosiv 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 Kosiv, you can refer to this Hourly UV Index in Kosiv.

Maximum UV Index Levels in Kosiv for September

The chart shows the monthly maximum UV Index (UVI) for Kosiv 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 Kosiv typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986422
Data source: Kosiv 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 Kosiv Compares to Other Months

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

This table compares monthly weather conditions in Kosiv, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)35 mm (1.4 inches)92%low
February Weather-1°C (30°F)67 mm (2.6 inches)89%moderate
March Weather1°C (34°F)79 mm (3.1 inches)88%moderate
April Weather7°C (45°F)66 mm (2.6 inches)79%high
May Weather12°C (54°F)144 mm (5.7 inches)71%very high
June Weather17°C (62°F)173 mm (6.8 inches)72%very high
July Weather17°C (63°F)127 mm (5.0 inches)66%very high
August Weather18°C (64°F)81 mm (3.2 inches)60%very high
September Weather13°C (56°F)69 mm (2.7 inches)71%high
October Weather8°C (48°F)46 mm (1.8 inches)86%moderate
November Weather4°C (39°F)43 mm (1.7 inches)90%low
December Weather-1°C (31°F)76 mm (3.0 inches)91%low

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