September Weather in Istobensk, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Istobensk, Russian Federation hovers around 10°C (50°F). Expect a minimum chill of -2°C (29°F) and the potential for a maximum warmth of 24°C (75°F). With an average humidity of 91%, be prepared for a lively atmosphere! Additionally, anticipate 62 mm (2.5 in) of precipitation over 11 days.

September Temperature in Istobensk

In September in Istobensk, the average temperature is 10°C (50°F). Maximums can reach 24°C (75°F), while minimums can be as low as -2°C (29°F). Expect a varied climate, so pack layers to enjoy your travels comfortably.

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

The chart illustrates September temperature patterns in Istobensk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Istobensk, September typically has an average temperature of 10°C (50°F), with highs reaching up to 24°C (75°F) and lows dropping to around -2°C (29°F).

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

September Precipitation in Istobensk

In Istobensk in September, the precipitation amount is 62 mm (2.5 in), occurring over a span of 11 days.

September Precipitation Trends in Istobensk

The chart displays monthly precipitation patterns in Istobensk, 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 Istobensk, September typically receives around 62 mm (2.5 inches) of precipitation spread over approximately 11 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 Istobensk

In Istobensk in September, humidity is 91%. With an average temperature of 10°C (50°F), this humidity feels like an enveloping dampness that makes traveling a bit uncomfortable, as the moisture clings to your skin and dampens your clothes, soaking up any residual warmth from the cool air.

September Average Humidity in Istobensk

This chart illustrates the average monthly humidity levels in Istobensk, 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 Istobensk is approximately 91%, 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 Istobensk

In Istobensk in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Istobensk for better planning.

Maximum UV Index Levels in Istobensk for September

The chart shows the monthly maximum UV Index (UVI) for Istobensk 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 Istobensk typically reaches 4, which falls under the moderate exposure category.

Data source: Istobensk 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 Istobensk Compares to Other Months

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

This table compares monthly weather conditions in Istobensk, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (14°F)	44 mm (1.7 inches)	99%	low
February Weather	-9°C (16°F)	58 mm (2.3 inches)	98%	low
March Weather	-4°C (25°F)	45 mm (1.8 inches)	96%	moderate
April Weather	3°C (38°F)	59 mm (2.3 inches)	89%	moderate
May Weather	11°C (52°F)	60 mm (2.4 inches)	82%	moderate
June Weather	16°C (60°F)	65 mm (2.6 inches)	76%	high
July Weather	19°C (66°F)	102 mm (4.0 inches)	84%	high
August Weather	16°C (61°F)	51 mm (2.0 inches)	86%	high
September Weather	10°C (50°F)	62 mm (2.5 inches)	91%	moderate
October Weather	4°C (40°F)	69 mm (2.7 inches)	93%	low
November Weather	-2°C (28°F)	58 mm (2.3 inches)	94%	low
December Weather	-8°C (18°F)	58 mm (2.3 inches)	94%	low